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Toshiba MMY-MAP0806FT7(J)P, Service Manual

The Toshiba MMY-MAP0806FT7(J)P Service Manual is a comprehensive guide, essential for product maintenance. Available for free download at 88.208.23.73:8080, this manual provides detailed instructions, troubleshooting tips, and important information to ensure optimal performance and longevity of your Toshiba MMY-MAP0806FT7(J)P. Get yours now and enhance the lifespan of your device.

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32

9

 

−

F4PE

F6PE

F4PE2

F6PE2

1

43T6V691

PC BOARD ASSY, MCC-1681

4

6

4

6

2

43T46403

COIL, SOLENOID, VPV-MOAJ510B0

16

24

2

43T46404

COIL, SOLENOID, VPV-MOAQ1843A0

16

24

3

43T46

492

COIL, VALVE, 2WAY

4

6

3

43T464

93

COIL, VALVE, 2WAY

4

6

4

43T46476

MOTOR, PMV

4

6

4

6

5

43T50347

SENSOR, TCS

4

6

4

6

6

43T19333

FIX-P-SENSOR

4

6

4

6

7

43T70317

ASM-HOSE

1

1

1

1

8

43T83313

HOSE-BAND

2

2

2

2

9

43T60435

SERV-TERMINAL

1

1

1

1

10

43T60460

TERMINAL, 2P

8

12

8

12

11

43T60037

CLAMP-FILTER

4

6

4

6

12

43T96310

BUSHING 

1

1

1

1

13

43T96309

BUSHING 

4

6

4

6

14

43T72327

DRAIN PAN ASSY

1

1

14

43T72328

DRAIN PAN ASSY

1

1

Location No.

Part No.

Description

RBM-Y1801

Summary of Contents for MMY-MAP0806FT7(J)P

Page 1: ...T8 J P TR MMY MAP0806FT8 J P MMY MAP1006FT8 J P MMY MAP1206FT8 J P MMY MAP1406FT8 J P MMY MAP1606FT8 J P MMY MAP1806FT8 J P MMY MAP2006FT8 J P MMY MAP0806FT7 J P MMY MAP1006FT7 J P MMY MAP1206FT7 J P MMY MAP1406FT7 J P MMY MAP1606FT7 J P MMY MAP1806FT7 J P MMY MAP2006FT7 J P MMY MAP0806FT8P A MMY MAP1006FT8P A MMY MAP1206FT8P A MMY MAP1406FT8P A MMY MAP1606FT8P A MMY MAP1806FT8P A MMY MAP2006FT8P ...

Page 2: ...de Operating heating function mainly collective operation of cooling and heating operation 63 4 7 Emergency operation Single cooling operation at backup of the header unit 64 4 8 Emergency operation Single heating operation at backup of the header unit 65 5 Control Outline 67 5 1 Indoor unit 67 5 2 Outdoor unit 73 6 Applied Control for Outdoor Unit 82 6 1 Applied control for Outdoor Unit 82 6 1 1 ...

Page 3: ...cting of Refrigerant and Control Lines 126 7 7 2 Function to Start Stop ON OFF Indoor Unit from Outdoor Unit 129 7 7 3 Check Code Clearing Function 135 7 7 4 Remote Controller Distinction Function 137 7 7 5 Pulse Motor Valve PMV Forced Open Close Function in Indoor Unit 138 7 7 6 Pulse Motor Valve PMV Forced Open Fully Close fully Function in Outdoor Unit 138 7 7 7 Solenoid Valve Forced Open Close...

Page 4: ...ackup operation setting 244 10 1 3 Refrigerant recovery procedure B Case of outdoor unit backup operation setting 247 10 2 How to Operate System While Failed Outdoor Unit Being Repaired 249 10 3 Work procedure after Repair 250 11 REPLACING COMPRESSORS 251 11 1 Compressor Replacement Procedure Outline 251 11 2 Replacement of Compressors 252 11 3 Check Procedure to Search Cause of Compressor Oil Sho...

Page 5: ...005 Concealed Duct High Static Pressure Type MMD AP018 to 056HP Made in Thailand model SVM 15032 High wall Compact Type MMK AP MH E Made in Thailand model SVM 05052 1 High wall Type MMK AP H Made in Thailand model SVM 09 059 Ceiling Type MMC AP 7HP Made in Thailand model SVM 13085 Floor Standing Type MMF AP 6H A10 1420 Console Type MML AP NH E Made in Thailand model SVM 11 036 Air to Air Heat Exch...

Page 6: ...een trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus t...

Page 7: ...ted Indicates possibilities assumed that a danger causing a death or serious injury of the repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Indicates contents assumed that an injury or property damage may be caused on the repair engineers the third parties and the users due to troubles of the product after work when...

Page 8: ...g WARNING WARNING Moving parts Do not operate unit with grille removed Stop the unit before the servicing Moving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION CAUTION High temperature parts You might get burned when removing this panel High temperature parts You might get burned when removing this panel CAUTION CAUTION Do not touch the aluminium fins of t...

Page 9: ...ign on the circuit breaker When cleaning the filter or other parts of the indoor unit set the circuit breaker to OFF without fail and place a Work in progress sign near the circuit breaker before proceeding with the work When you have noticed that some kind of trouble such as when a check code display has appeared there is a smell of burning abnormal sounds are heard the air conditioner fails to c...

Page 10: ...n working at heights put a sign in place so that no one will approach the work location before proceeding with the work Parts and other objects may fall from above possibly injuring a person below When executing address setting test run or troubleshooting through the checking window on the electric parts box put on insulated gloves to provide protection from electric shock Otherwise you may receiv...

Page 11: ...e mixed in the refrigerating cycle Failure to purge the air completely may cause the air conditioner to malfunction Do not charge refrigerant additionally If charging refrigerant additionally when refrigerant gas leaks the refrigerant composition in the refrigerating cycle changes resulted in change of air conditioner characteristics or refrigerant over the specified standard amount is charged and...

Page 12: ...ition that the valve closes causes an abnormal high pressure resulted in damage of the parts of the compressor and etc and moreover if there is leak of refrigerant at connecting section of pipes the air is sucked and causes further abnormal high pressure resulted in burst or injury Only a qualified installer 1 or qualified service person 1 is allowed to relocate the air conditioner It is dangerous...

Page 13: ...in the installation manual and the stipulations in the local regulations and laws Install the circuit breaker where it can be easily accessed by the qualified service person 1 If you install the unit in a small room take appropriate measures to prevent the refrigerant from exceeding the limit concentration even if it leaks Consult the dealer from whom you purchased the air conditioner when you imp...

Page 14: ... that the machinery described below Generic Denomination Air Conditioner Model type Commercial name Super Heat Recovery Multi Air Conditioner Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law Complies with the provisions of the following harmonized standard EN 378 2 2008 A2 2012 NOTE This declaration becomes invalid if te...

Page 15: ...FT8P TR MMY MAP1206FT8JPTR MMY MAP1406FT8P E MMY MAP1406FT8JP E MMY MAP1406FT8P TR MMY MAP1406FT8JPTR MMY MAP1606FT8P E MMY MAP1606FT8JP E MMY MAP1606FT8P TR MMY MAP1606FT8JPTR MMY MAP1806FT8P E MMY MAP1806FT8JP E MMY MAP1806FT8P TR MMY MAP1806FT8JPTR MMY MAP2006FT8P E MMY MAP2006FT8JP E MMY MAP2006FT8P TR MMY MAP2006FT8JPTR 84 377 82 316 81 83 316 83 84 377 83 84 377 83 80 82 263 80 Model Sound p...

Page 16: ...T7JP MMY MAP1206FT8P A MMY MAP1406FT8P MMY MAP1406FT8JP MMY MAP1406FT7P MMY MAP1406FT7JP MMY MAP1406FT8P A MMY MAP1606FT8P MMY MAP1606FT8JP MMY MAP1606FT7P MMY MAP1606FT7JP MMY MAP1606FT8P A MMY MAP1806FT8P MMY MAP1806FT8JP MMY MAP1806FT7P MMY MAP1806FT7JP MMY MAP1806FT8P A MMY MAP2006FT8P MMY MAP2006FT8JP MMY MAP2006FT7P MMY MAP2006FT7JP MMY MAP2006FT8P A 80 82 262 80 Model Sound power level dBA ...

Page 17: ...he unit s weight into the rectangular holes for handling and tie the unit from 4 sides Apply padding in positions where the rope comes into contact with the outdoor unit so that no damage is caused to the outer surface of the outdoor unit There are reinforcing plates on the side surfaces so the rope cannot be passed through Front Back CORRECT INCORRECT INCORRECT Plaster board Rope Plaster board Re...

Page 18: ...ss and 10 units or less Installation constraints RBM Y1801 Outdoor unit side Upstream Indoor unit side Downstream Suction gas pipe Discharge gas pipe Liquid pipe gas pipe Liquid pipe F4PE F4PE2 Φ38 1 Φ28 6 Φ22 2 Φ15 9 Φ9 5 F6PE F6PE2 Specifcations Connection pipe size of FS unit default Outdoor unit downstream Outdoor unit FS unit FS unit indoor unit indoor unit 2 1 1 2 3 4 3 4 2 2 One Indoor unit...

Page 19: ...P1406 T P MMY MAP1606 T P MMY MAP1806 T P MMY MAP2006 T P C 780 365 650 A 500 385 635 B 605 370 630 Unit mm A Anchor bolt position 700 Anchor bolt position 755 Y B Anchor bolt position 920 Anchor bolt position 755 Y C Anchor bolt position 1310 Anchor bolt position 755 Y Z X Z X Z X 18 Outdoor unit ...

Page 20: ...Weight kg 730 802 293 365 96 38 RBM Y1801 F4PE F4PE2 F6PE F6PE2 1 050 1 122 293 525 96 53 567 X Y 215 Z G A Unit external dimension B Hanging bolt pitch 440 94 Unit external dimension Hanging bolt pitch 33 Multi port FS unit 19 ...

Page 21: ... 8 0 10 or less 0 70 15 88 15 88 0 03 16 00 9 8 0 13 or less 0 80 19 05 19 05 0 03 19 19 11 10 0 15 or less 0 80 22 22 22 22 0 03 22 36 11 10 0 16 or less 0 82 28 58 28 58 0 04 28 75 13 12 0 20 or less 1 00 34 92 34 90 0 04 35 11 14 13 0 25 or less 1 20 38 10 38 10 0 05 38 31 15 14 0 27 or less 1 26 41 28 41 28 0 05 41 50 15 14 0 28 or less 1 35 Screw size Tightening torque N m 0 3 o t 5 2 6 M l a...

Page 22: ...ly NOTE If the additional refrigerant amount indicates minus as the result of calculation use the air conditioner without additional refrigerant 21 Outdoor unit type MAP080 MAP100 MAP120 MAP140 MAP160 MAP180 MAP200 Charging amount kg 11 0 Additional refrigerant charge amount at local site Real length of liquid pipe Additional refrigerant charge amount per 1 m liquid pipe Table 1 1 3 Corrective amo...

Page 23: ...6 MAP1406 14 44HP AP4416 MAP1606 MAP1406 MAP1406 15 46HP AP4616 MAP1806 MAP1406 MAP1406 16 48HP AP4816 MAP1806 MAP1606 MAP1406 17 50HP AP5016 MAP1806 MAP1806 MAP1406 18 52HP AP5216 MAP1806 MAP1806 MAP1606 20 54HP AP5416 MAP1806 MAP1806 MAP1806 22 Charging of refrigerant Keeping the valve of the outdoor unit closed be sure to charge the liquid refrigerant into the service port at the liquid side If...

Page 24: ...cause pipes are affected by impurities such as water oxide scales oil etc Use the clean pipes Be sure to brazing with flowing nitrogen gas Never use gas other than nitrogen gas 4 For the earth protection use a vacuum pump for air purge 5 R410A refrigerant is azeotropic mixture type refrigerant Therefore use liquid type to charge the refrigerant If using gas for charging composition of the refriger...

Page 25: ...refrigerant Unusable Use the Refrigerant charging balance Gas leak detector Checking gas leak Exclusive to R410A Vacuum pump Vacuum drying Usable if a counter flow preventive adapter is attached R22 Existing article Vacuum drying Vacuum pump with counterflow Usable by adjusting size Flare processing of pipes Flare tool R22 Existing article Bending processing of pipes Bender Refrigerant recovery de...

Page 26: ...FF 1 2 34 2 SW14 OFF 1 34 2 SW10 OFF 1 34 FM MS 3 P 63H1 4 U V W CN301 CN852 MCC 1659 CN322 SV3A SV3D CN101 CN535 CN851 CN600 SW04 SW02 D600 D601 D602 SW01 CN30 CN31 CN32 SW03 D603 D604 SW05 SW15 CN523 CN534 CN505 CN503 CN507 CN520 TK5 TK4 TL1 TE1 TO TS1 TD2 CN501 CN514 CN513 PD 3 CN502 CN500 PS 3 3 1 t TD1 V U W WHI PNK WHI YEL GRN WHI YEL RED 5 3 1 2 1 1 2 1 2 2 1 1 3 2 1 WHI WHI WHI BLU BLU CN5...

Page 27: ...51 CN600 SW04 SW02 D600 D601 D602 SW01 CN30 CN31 CN32 SW03 D603 D604 SW05 SW15 CN523 CN534 CN505 CN503 CN507 CN520 TK5 TK4 TL1 TE1 TO TS1 TD2 CN501 CN514 CN513 PD 3 CN502 CN500 PS 3 3 1 t TD1 V U W WHI PNK WHI YEL GRN WHI YEL RED 5 3 1 2 1 1 2 1 2 2 1 1 3 2 1 WHI WHI WHI BLU WHI BLU GRN BLU GRN RED WHI 3 1 6 3 2 4 1 5 2 1 CN302 CN303 CN201 CN202 CN203 CN305 BLK WHI RED CN852 CN09 CN10 RED WHI BLK ...

Page 28: ...D600 D601 D602 SW01 CN30 CN31 CN32 SW03 D603 D604 SW05 SW15 CN523 CN534 CN505 CN503 CN507 CN520 TK5 TK4 TL1 TE1 TO TS1 TD2 CN501 CN514 CN513 PD 3 CN502 CN500 PS 3 3 1 t TD1 V U W WHI PNK WHI YEL GRN WHI YEL RED 5 3 1 2 1 2 1 2 2 1 1 3 1 2 1 WHI WHI WHI BLU WHI BLU GRN BLU GRN RED WHI 3 1 6 3 2 4 1 5 2 1 CN302 CN303 CN201 CN202 CN203 CN305 BLK WHI RED CN852 CN09 CN10 RED WHI BLK 2 3 4 1 3 4 RED WHI...

Page 29: ... 2 SW800 1 2 1 2 CN521 TE2 RED 1 2 t SV14 3 1 CN336 YEL SV11A CN319 WHI 2 1 CN315 WHI 3 1 SV61 3 4 SV3E CN513 BLU 1 3 4 5 1 Connector for optional P C Board 1 Parts layout Noise filter P C boards are installe on a back of terminal block MCC 1659 MCC 1673 TB1 TB2 Mg CTT MCC MCC 1669 CM1 MCC MCC 1669 CM2 L 2 L 3 N L 1 U3 U4 U2 S U1 U5 U6 S T 01 MCC 1653 DEMAND TO INDOOR UNIT TO CENTRAL CONTROLLER TO...

Page 30: ... t t t t t BLU BLU RED WHI RED 63H2 P RED CN306 L CM2 F01 F02 CN03 CN02 CN01 CN102 BLU CN102 WHI CN14 MCC 1608A MCC 1608B CM1 CN23 CN24 CN22 CN317 CN334 CN331 CN335 CN50 CN13 HEATER1 A HEATER HEATER2 4WV1 SV41 SV42 ON OFF ON 1 2 OFF 1 2 3 1 ON OFF 2 3 1 OFF ON 2 3 MCC 1673 L2 N L3 CN01 CN03 CN300 Ｍ 5 PMV1 CN508 F01 F02 CN530 4 CN312 BLU BLU RED WHI GRY RED WHI WHI BLU BLK WHI BLK CN400 WHI BLK 3 1...

Page 31: ...5 1 2 3 4 5 1 2 3 4 1 3 1 2 3 4 1 2 1 3 1 3 1 3 1 3 SV51 2 1 CN314 WHI OFF ON 1 2 SW800 OFF ON 1 2 SW800 OFF ON 1 2 SW800 OFF ON 1 2 SW800 CN336 YEL 3 1 SV14 SV12 3 1 CN320 WHI SV11A SV11B CN319 WHI 4 3 2 1 SV61 CN315 WHI 3 1 SV3E 4 3 Parts layout Noise filter P C boards are installed on a back of terminal block 1 The installation of the optional board is up to four pieces 2 Install the attached C...

Page 32: ... 31 1 2 Single port FS Unit RBM Y1123FE FE2 RBM Y1803FE FE2 ...

Page 33: ... 32 RBM Y2803FE FE2 ...

Page 34: ...HI BLU WHI TB01 TB02 WHI BLU WHI 3 1 CN34 RED FS Field Supply Drain pump kit attached FS TC2 TC2 FS TCS FS TB03 SVS SVS SVSS SVDD SVD SVS SVS SVSS SVDD SVD WHI RED WHI RED 1 OFF ON 2 34 SW801 1 OFF ON 2 34 SW802 1 OFF ON 2 34 SW801 1 OFF ON 2 34 SW802 1 OFF ON 2 34 SW801 1 OFF ON 2 34 SW802 Symbol Field Supply FS TCS TB01 02 03 F01 CN Float Switch Temp sensor Terminal Block Fuse Connector Parts Na...

Page 35: ...M Output 7 6kW x2 2 4 way valve coil SHF AC220 240V 50Hz AC220 240V 50Hz SV3B 11 14 AC220 240V 50Hz SV52 1 1 1 1 1 AC220 240V 50Hz SV2 6 3A 3C 3D 3E AC220 240V 50Hz SV12 AC220 240V 50Hz SV5 41 42 AC220 240V 50Hz SV52 1 1 4 Pulse motor valve coil PAM TF 1R DC12V 4 Pulse motor valve coil HAM TCTH 1R DC12V 5 High presure SW ACB 4UB32W OFF 3 73MPa ON 2 9MPa 6 Pressure sensor For high pressure NSK BH03...

Page 36: ... x2 1 Compressor RA641A3TB 20M Output 7 6kW x2 2 4 way valve coil SHF AC208 230V 60Hz 3 2 way valve coil VPV AC208 230V 60Hz SV3B 11 14 AC208 230V 60Hz SV2 6 3A 3C 3D 3E AC208 230V 60Hz SV12 3 2 way valve coil FQ D640 AC208 230V 60Hz SV5 41 42 4 Pulse motor valve coil PAM TF 1R DC12V 4 Pulse motor valve coil HAM TCTH 1R DC12V 5 High presure SW ACB 4UB32W OFF 3 73MPa ON 2 9MPa 6 Pressure sensor For...

Page 37: ...ard IPDU for comp MCC 1669 12 P C board IPDU for comp MCC 1660 13 Fuse MCC 1669 GAC1 31 5A 31 5A AC500V P C board 14 Fuse MCC 1660 GAC1 40A 40A AC500V P C board 15 Comp motor drive IPM PSS25SA2FT 25A DC1200V P C board 16 Comp motor drive IPM PSS50SA2FT 50A DC1200V P C board 17 P C board IPDU for fan MCC 1659 18 Fuse MCC 1659 HDL1 6 3A 6 3A DC750V P C board 19 Fan motor drive IPM MCC 1659 PSS10S72F...

Page 38: ...SVSS SVDD 4 PMV Pulse motor valve coil DC12V 5 PMV Pulse motor valve 6 TCS sensor φ6 size lead wire length 500mm Vinyl tube Red 1 2 way valve coil VPV MOAQ1843AO AC208 230V 60Hz No Parts Name Model Specification RBM Y1801 2 2 way valve VPV 1204DQ55 3 2 way valve VPV 122DQ1 CAM MD12TF 17 CAM BD14TF 1 RBM Y1801 1 2 way valve coil VPV MOAJ510B0 AC220 240V 50Hz 2 2 way valve VPV 1204DQ55 No Parts Name...

Page 39: ...or TO sensor Check joint Liquid pipe TL1 sensor Compressor 1 Compressor 2 TD1 sensor High pressure SW1 SV41 valve SV42 valve PMV4 SV14 valve SV11 valve TS1 sensor SV3B valve TK5 sensor Fusible plug Oil separator SV3A valve SV6 valve SV5 valve SV2 valve SV3D valve Accumlator TK4 sensor TS2 sensor TK2 sensor Liquid tank SV3C valve TK1 sensor SV3E valve Back side from the rear Front side from the rea...

Page 40: ... sensor Compressor 1 Compressor 2 TE1 sensor Check joint High pressure High pressure sensor TD1 sensor High pressure SW1 SV42 valve SV6 valve Accumlator TK4 sensor TS2 sensor SV14 valve SV11 valve TS1 sensor SV3B valve TK2 sensor Fusible plug Oil separator SV3A valve SV3E valve SV3C valve Back side from the rear Front side from the rear TK5 sensor TK1 sensor SV3D valve SV5 valve Low pressure senso...

Page 41: ...SW1 SV41 valve SV42 valve Low pressure sensor High pressure SW2 TS2 sensor TL1 sensor TO sensor TE1 sensor Check joint Low pressure Check joint High pressure Check joint Liquid pipe SV2 valve SV6 valve SV3E valve SV3C valve SV3A valve SV14 valve SV3D valve SV3B valve Fusible plug TK2 sensor Liquid tank TK1 sensor TK4 sensor TK5 sensor Compressor 1 Compressor 2 Accumlator Front side from the rear B...

Page 42: ... MCC 1659 Interface P C board Outdoor control P C board MCC 1673 Noise Filter P C board MCC 1608 Power supply terminal block Communication terminal block Relay connector for central control Inverter P C board for Compressor 2 A3 IPDU MCC 1669 Inverter P C board for Compressor 1 A3 IPDU MCC 1669 Magnet Contactor Thermistor ...

Page 43: ...or control P C board MCC 1673 Noise Filter P C board MCC 1608 Power supply terminal block Relay connector for central control Communication terminal block Inverter P C board for Compressor 1 A3 IPDU MCC 1669 Inverter P C board for Compressor 2 A3 IPDU MCC 1669 Relay terminal block for reactor Magnet Contactor Thermistor ...

Page 44: ...ard MCC 1673 Noise Filter P C board MCC 1608 Power supply terminal block Communication terminal block Relay connector for central control Magnet Contactor Inverter P C board for Compressor 2 A3 IPDU MCC 1660 Inverter P C board for Compressor 1 A3 IPDU MCC 1660 Thermistor Inverter P C board for fan 2 FAN IPDU MCC 1659 Relay terminal block for reactor ...

Page 45: ...11 12 13 14 SW16 17 Jumper select SW30 For inter unit cable between indoor and outdoor units CN01 For inter unit cable between outdoor units CN03 SV42 SV41 CN312 SV52 SV51 CN314 SV2 CN311 CN322 SV3A SV3B SV3C CN321 SV3E SV3D Comp case heater 1 CN331 Comp case heater 2 CN332 CN334 4 way valve output CN317 Dyna doctor connecting terminal CN800 PS sensor CN500 PD sensor CN501 SW01 02 03 7 segment LED...

Page 46: ...ting terminal CN09 Reactor connecting terminal CN10 Compressor output W phase CN201 Compressor output V phase CN202 Compressor output U phase CN203 For inverter address setting SW800 UART communication CN852 UART communication CN851 Power supply input L3 CN03 Power supply output to FAN CN21 Power supply output to FAN CN23 45 ...

Page 47: ...ting terminal CN09 Reactor connecting terminal CN10 Compressor output W phase CN201 Compressor output V phase CN202 Compressor output U phase CN203 For inverter address setting SW800 UART communication CN852 UART communication CN851 Power supply input L3 CN03 Power supply output to FAN CN21 Power supply output to FAN CN23 46 ...

Page 48: ...ART communication between A3 IPDU CN851 Fan motor Output V phase CN302 Fan motor Output W phase CN301 Power supply Input from A3 IPDU CN01 UART communication between interfaces CN852 Power supply Input from A3 IPDU CN12 Power supply Input from N F CN101 For inverter address setting SW800 47 ...

Page 49: ...pply input L3 CN33 Power supply output L1 CN41 Power supply output L2 CN42 Power supply output L3 CN43 Power supply output to FAN CN23 Power supply output to I F CN22 Power supply output to FAN CN24 Power supply input L1 CN11 Power supply input L2 CN12 Power supply input L3 CN13 MCC 1608 A MCC 1608 B 48 ...

Page 50: ...ub heat exchanger Left side Main heat exchanger Left side Sub heat exchanger Fan motor 4 way valve Low pressure sensor Fusible plug Liquid Tank High pressure sensor Accumlator Com pressor 2 Com pressor 1 Oil Header Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve Fan SV SV3E Oil separator High pressure switch High pressure switch ...

Page 51: ...eat exchanger Left side Main heat exchanger Left side Sub heat exchanger 4 way valve Low pressure sensor High pressure sensor Fusible plug Oil separator Accumlator Liquid Tank Oil Header Com pressor 1 Com pressor 2 High pressure switch High pressure switch Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve SV SV3E SV Solenoid valve ...

Page 52: ... SV SV SV FP TS2 TE1 SV SV14 PMV1 Right side Main heat exchanger Right side Sub heat exchanger 2 M M TE2 PMV4 SV SV SV11 SV SV12 SV SV52 Fan Fan motor Right side Sub heat exchanger 1 Left side Main heat exchanger Left side Sub heat exchanger 2 Left side Sub heat exchanger 1 Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve High pre...

Page 53: ...in heat exchanger Left side Sub heat exchanger Fan motor 4 way valve Low pressure sensor Fusible plug Liquid Tank High pressure sensor Accumlator Com pressor 2 Com pressor 1 Oil Header Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve Fan SV SV3E Oil separator High pressure switch High pressure switch SV Solenoid valve Capillary tu...

Page 54: ...ger Left side Main heat exchanger Left side Sub heat exchanger 4 way valve Low pressure sensor High pressure sensor Fusible plug Oil separator Accumlator Liquid Tank Oil Header Com pressor 1 Com pressor 2 High pressure switch High pressure switch Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve SV SV3E SV Solenoid valve Capillary ...

Page 55: ...SV FP TS2 TE1 SV SV14 PMV1 Right side Main heat exchanger Right side Sub heat exchanger 2 M M TE2 PMV4 SV SV SV11 SV SV12 Fan Fan motor Right side Sub heat exchanger 1 Left side Main heat exchanger Left side Sub heat exchanger 2 Left side Sub heat exchanger 1 Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve High pressure switch Co...

Page 56: ...iliary heat exchanger Wind direction Wind direction MMY MAP1206FT MMY MAP1406FT Main heat exchanger Auxiliary heat exchanger1 Wind direction Wind direction Rear side Front side MMY MAP1606FT MMY MAP1806FT MMY MAP2006FT Auxiliary heat exchanger2 Front side Front side Rear side Rear side Configuration of outdoor unit heat exchanger ...

Page 57: ...n Suction gas block valve 1 Low pressure gas circuit at cooling operation Pressure valve 1 To increase pressure when No of indoor heating units are increased Regulator valve Flow Selector unit Single port FS unit Pulse motor valve PMV 1 To recover refrigerant in the stopped cooling thermostat OFF indoor unit 2 To decrease pressure when No of indoor heating units are decreased 1 Controls flow volum...

Page 58: ... Recovers refrigerant oil in heating operation Temp Sensor TA Connector CN104 2P Yellow 1 Detects indoor suction temperature TC1 Connector CN100 3P Brown 1 Controls PMV super heat in cooling operation TC2 Connector CN101 2P Black 1 Controls PMV subcool in heating operation TCJ Connector CN102 2P Red 1 Controls PMV super heat in cooling operation 2 MMU AP007YH to AP012YH only Controls PMV subcool i...

Page 59: ...High pressure SW High pressure sensor Check joint High pressure Low pressure sensor Check joint Low pressure Accumlator Comp1 Comp2 Oil header Check joint Liquid pipe PMV PMV PMV PMV TCS TCS TCS TCS 4 1 Single Cooling mode Operation of cooling only when outside temperature is high Standard 10 C or higher Defrost mode Outdoor header unit MMY MAP1806FT Outdoor follower unit MMY MAP1406FT 32 HP syste...

Page 60: ...t side sub heat exchanger Check joint Low pressure Comp2 High pressure SW High pressure sensor Check joint High pressure Low pressure sensor Check joint Low pressure Accumlator Comp1 Comp2 Oil header Check joint Liquid pipe PMV PMV PMV PMV TCS TCS TCS TCS 4 2 Single Cooling mode Operation of cooling only when outside temperature is low Standard 10 C or lower Outdoor header unit MMY MAP1806FT Outdo...

Page 61: ...re Comp2 High pressure SW High pressure sensor Check joint High pressure Low pressure sensor Check joint Low pressure Accumlator Comp1 Comp2 Oil header Check joint Liquid pipe PMV PMV PMV PMV TCS TCS TCS TCS 4 3 Single Heating mode Operation of heating only Outdoor header unit MMY MAP1806FT Outdoor follower unit MMY MAP1406FT The outdoor unit which communication line between indoor and outdoor is ...

Page 62: ...1 Heating PMV SVD SVDD SVS SVSS SVD SVDD SVS SVSS SVD SVDD SVS SVSS Discharge gas pipe Suction gas pipe TL1 4 way valve High pressure sensor Accumlator TS1 SV2 Low pressure sensor SV3D SV3B SV3A TD1 TK4 TK5 Oil header SV6 TO SV3C Oil separator Comp1 SV SV5 SV TD2 SV42 TK2 SV SV41 TK1 SV High pressure SW SV SV SV SV SV FP TS2 Check joint High pressure TE1 PMV1 Right side Main heat exchanger FM FM T...

Page 63: ...1 Cooling PMV SV SV SV SV TC2 TCJ TC1 Heating PMV SV SV SV SV TC2 TCJ TC1 Stop PMV SV SV SV SV TC2 TCJ TC1 Cooling PMV SVD SVDD SVS SVSS SVD SVDD SVS SVSS SVD SVDD SVS SVSS Discharge gas pipe Suction gas pipe TL1 4 way valve High pressure sensor Accumlator TS1 SV2 Low pressure sensor SV3D SV3B SV3A TD1 TK4 TK5 Oil header SV6 TO SV3C Oil separator Comp1 SV SV5 SV TD2 SV42 TK2 SV SV41 TK1 SV High pr...

Page 64: ...1 Heating PMV SV SV SV SV TC2 TCJ TC1 Cooling PMV SV SV SV SV TC2 TCJ TC1 Stop PMV SV SV SV SV TC2 TCJ TC1 Heating PMV SVD SVDD SVS SVSS SVD SVDD SVS SVSS SVD SVDD SVS SVSS Discharge gas pipe Suction gas pipe TL1 4 way valve High pressure sensor Accumlator TS1 SV2 Low pressure sensor SV3D SV3B SV3A TD1 TK4 TK5 Oil header SV6 TO SV3C Oil separator Comp1 SV SV5 SV TD2 SV42 TK2 SV SV41 TK1 SV High pr...

Page 65: ... SV SV SV TC2 TCJ TC1 Cooling PMV SVD SVDD SVS SVSS SVD SVDD SVS SVSS SVD SVDD SVS SVSS Discharge gas pipe Suction gas pipe TL1 4 way valve High pressure sensor Accumlator TS1 SV2 Low pressure sensor SV3D SV3B SV3A TD1 TK4 TK5 Oil header SV6 TO SV3C Oil separator Comp1 SV SV5 SV TD2 SV42 TK2 SV SV41 TK1 SV High pressure SW SV SV SV SV SV FP TS2 Check joint High pressure TE1 PMV1 Right side Main he...

Page 66: ... Stop PMV SV SV SV SV TC2 TCJ TC1 Heating PMV SVD SVDD SVS SVSS SVD SVDD SVS SVSS SVD SVDD SVS SVSS Discharge gas pipe Suction gas pipe TL1 4 way valve High pressure sensor Accumlator TS1 SV2 Low pressure sensor SV3D SV3B SV3A TD1 TK4 TK5 Oil header SV6 TO SV3C Oil separator Comp1 SV SV5 SV TD2 SV42 TK2 SV SV41 TK1 SV High pressure SW SV SV SV SV SV FP TS2 Check joint High pressure TE1 PMV1 Right ...

Page 67: ...CJ TC1 Cooling PMV SV SV SV SV TC2 TCJ TC1 Cooling PMV SVD SVDD SVS SVSS SVD SVDD SVS SVSS SVD SVDD SVS SVSS Discharge gas pipe Suction gas pipe TL1 4 way valve High pressure sensor Accumlator TS1 SV2 Low pressure sensor SV3D SV3B SV3A TD1 TK4 TK5 Oil header SV6 TO SV3C Oil separator Comp1 SV SV5 SV TD2 SV42 TK2 SV SV41 TK1 SV High pressure SW SV SV SV SV SV FP TS2 Check joint High pressure TE1 PM...

Page 68: ...OL DRY HEAT Wired type 18 29 18 29 Wireless type 18 30 17 30 SET DATA 4 6 Temperature setting adjustment 4 C 2 2 C 0 0 C 6 C SET DATA 2 2 In heating operation the temperature setting may be fine tuned via the DN code 06 Factory default Note 1 Selection of cooling or heating operation is automatically carried out by the difference between the set temperature and the room temperature Automatic contr...

Page 69: ...ange occurs However a speed change command issued via the remote controller can override this and the fan speed changes accordingly At the beginning of cooling operation a higher speed steeper downward temperature gradient is chosen As long as the temperature difference remains on a boundary line the fan speed stays the same Heating 4 0 3 0 2 0 1 0 Tsh 1 0 TA C 2 0 1 5 1 0 0 5 0 0 5 L L H H HH E D...

Page 70: ... zone I operation is detected the timer count is cleared and the air conditioner returns to normal operation If continuous zone J operation forces the air conditioner into thermostat OFF the indoor fan is operated in breeze mode until it moves into zone I The control is terminated under the following conditions Termination conditions 1 TC1 12 C TC2 12 C and TCJ 12 C 2 Passage of 20 minutes after s...

Page 71: ...capacity of the indoor unit 10 Defrosting control While the outdoor unit is engaged in defrosting control the indoor units perform the following control tasks 1 Open the indoor PMV to a certain degree 2 Control the indoor fan according to the operation mode Indoor units operating in heating thermostat ON OFF state Let the indoor fan continue operating for a while but turn it off as the temperature...

Page 72: ...ecovery operation Heating standby Displayed on remote controller 1 Normal thermostat OFF During heating the indoor unit goes thermostat OFF as the heating temperature setting is reached 2 During heating the fan rotates at a breeze speed UL or lower or remains stationary to prevent cold air from being discharged including defrosting operation 3 Forced thermostat OFF HEAT operation is unavailable be...

Page 73: ...reason the indoor unit may operate without turning on the fan motor Note If fan motor lock is detected the indoor unit is turned off with a check code display provided Check code P12 During cooling drying During heating fan only operation During group operation position setting can be performed individually or collectively 2 Swing setting The SWING sign is displayed along with alternating images a...

Page 74: ...e fully closed when the air conditioner is in thermostat OFF state or upon being turned off normally or shut down due to an abnormality 100 3000 Opening of PMV1 pls Minimum Maximum PMV1 73 MAX 1000 PMV1 opening Controlled between 90 and 1000 pulses 10 SH control 2 Cooling heating demand capacity difference HP 0 MAX 500 PMV4 opening 2 0 10 Cooling heating demand capacity difference HP Collective co...

Page 75: ...o follower units are connected every time the system goes thermostat OFF or all the compressors featured in the follower units come to a stop the priority startup order of the follower units changes as they are also subject to rotational operation Item Description of operation numerical data and other information Remarks 1 95 2 00 2 15 2 35 2 45 2 65 3 0 Highest mode Current mode 1 Mode raised as ...

Page 76: ... This control function is performed whenever at least one compressor is in operation Oil level detection takes place regardless of the number of compressors whether one or two Rough guide for oil level judgment 1 If TK1 TK4 14 C oil level of compressor 1 is optimum 2 If TK2 TK4 14 C oil level of compressor 2 is optimum Item Description of operation numerical data and other information Remarks 75 S...

Page 77: ...y the header outdoor unit 1 Control commencement conditions When cooling operation has continued for at least 2 hours When cooling operation has started compressors have just been turned on though this does not always happen depending on outside air temperature conditions 2 Control details All compressors currently in operation are operated at the minimum speed with those currently not in operatio...

Page 78: ...y operation speed 2 When a specified amount of time passes the 4 way valves are opened 3 Indoor heating refrigerant recovery control is performed For control details see 6 Refrigerant oil recovery control During standby operation compressor speed is in the 24 33 5 rps range It varies from outdoor unit to outdoor unit Item Description of operation numerical data and other information Remarks 77 8 H...

Page 79: ...t low speeds of up to 36 rps 2 Control details When PD pressure becomes 3 4 MPa SV2 is opened When PD pressure becomes 2 8 MPa SV2 is closed 3 Termination conditions Shutdown thermostat OFF defrosting operation or cooling operation The number of header unit compressors in operation increases to two At least one follower unit compressor is turned on The speed of the compressor rises to 40 rps or mo...

Page 80: ...pattern control operation and cooling operation 1 Control details heating When PS pressure becomes 0 1 MPa SV41 42 are opened when PS pressure becomes 0 15 MPa SV41 42 are closed 2 Control details cooling When PS pressure and PD pressure become 0 14 MPa and 1 8 MPa respectively SV41 and 42 are opened when PS pressure and PD pressure become 0 19 MPa and 2 2 MPa respectively SV41 and 42 are closed 5...

Page 81: ...de a heat buildup in the outdoor unit fan abnormality blockage of the cooling duct and IPDU P C board fault The TH temperature used in this control function is the highest registered by A3 IPDU1 A3 IPDU2 3 Overcurrent protection control 1 When the overcurrent protection circuit on an IPDU P C board detects an abnormal current the compressor is shut down 2 The compressor is restarted 2 minutes and ...

Page 82: ... power off and back on again Schematic diagram for oil equation control 81 Discharge gas pipe Suction gas pipe TL1 4 way valve High pressure sensor Accumlator TS1 SV2 Low pressure sensor SV3D SV3B SV3A TD1 TK4 TK5 Oil header SV6 TO SV3C Oil separator Comp1 SV SV5 SV TD2 SV42 TK2 SV SV41 TK1 SV High pressure SW SV SV SV SV SV FP TS2 Check joint High pressure TE1 PMV1 Right side Main heat exchanger ...

Page 83: ... this function The maximum external static pressures of single units are shown below Table 1 In the case of combined use of multiple outdoor units set all the units to the same maximum external static pressure as the one with the lowest maximum external static pressure see table2 Table 1 Maximum External Static Pressures of Single Outdoor Units Calculate duct resistance from outdoor unit air flow ...

Page 84: ...necessary to set up the specific indoor unit chosen for priority operation a single unit only 1 Outdoor unit setup method header unit SW11 Operation Bit 1 Bit 2 OFF OFF Priority heating factory default ON OFF Priority cooling OFF ON Priority operation based on No of units in operation priority given to the operation mode with the largest share of units in operation ON ON Priority indoor unit prior...

Page 85: ...he button to select the CODE No 04 4 Use the button to select the SET DATA 0001 Priority set 0001 No priority set 0000 5 Push the button The setup is finished when the display changes from flashing to steady 6 Upon finishing the setup push the button This finalizes the setting When the button is pushed the display goes blank and the system returns to normal off state Note that the system does not ...

Page 86: ...wer peak cut Control For one input function Header unit CN513 blue SW07 1 J16 2 Power peak cut Control Enhanced Functions Header unit CN513 blue SW07 1 2 3 Snowfall Fan Control Header unit CN509 black 4 External master ON OFF Control Header unit CN512 blue 5 Night operation sound reduction Control Header unit CN508 red 6 Operation Mode Selection Control Header unit CN510 white Operation Mode Selec...

Page 87: ... P C board of header outdoor unit N O 1 t i B 7 0 W S F F O 1 t i B 7 0 W S Power peak cut control ON signal received ON OFF ON 0 forced stop 60 capacity upper limit regulated Power peak cut control OFF signal received OFF ON OFF 100 normal operation 100 normal operation PJ17 CN513 SW07 TB1 ON OFF TB2 COM ON COM OFF Bit 2 OFF L1 SW1 SW2 SW2 SW1 ON OFF 1 2 3 4 Connection cable Locally procured OPER...

Page 88: ... S 1 L N O 1 t i B F F O 1 t i B Cut OFF 100 normal operation 100 normal operation OFF ON 0 forced stop Approx 60 upper limit regulated ON Electrical Rating 220 to 240 VAC 10 mA or more 1 A or less 24 VAC 10 mA or more 1 A or less non conductive load Indication lamp External power peak cut control signals Peak capacity I F SW07 Bit 1 N O F F O 2 W S 1 W S 1 L OFF OFF OFF 100 normal operation 100 n...

Page 89: ...n COOL SW1 Turns on all indoor units HEAT SW2 Turns off all indoor units SW1 Snowfall detection switch snowfall sensor 7 1 J P 9 0 5 N C TB1 SW1 COM HEAT COOL Locally procured Optional PCB Snowfall sensor Header outdoor unit Connection cable Outdoor unit interface PCB Shield wire ON OFF ON OFF SW1 Operation input switch SW2 Stop input switch 7 1 J P 2 1 5 N C TB1 SW1 SW2 COM HEAT COOL Locally proc...

Page 90: ...y reduction Position of noise measuring device 1 m from the front face of the set and 1 5 m above ground in anechoic chambers Terminal Input signal Operation COOL SW1 Night time control Normal operation Relative to maximum capacity SW1 Night time signal switch 7 1 J P 8 0 5 N C TB1 SW1 COM HEAT COOL Locally procured Optional PCB Header outdoor unit Outdoor unit interface PCB Connection cable Shiel...

Page 91: ...fied input switch 7 1 J P 0 1 5 N C TB1 SW1 SW2 COM HEAT COOL Locally procured Optional PCB Header outdoor unit Shield wire Connection cable Outdoor unit interface PCB Jumper lead Details of Processing J01 connected factory default Unallowed indoor units in a mode other than the selected operation mode are not treated as priority thermostat OFF state Unallowed indoor units J01 cut Indoor units in ...

Page 92: ...rd should be connected to the header outdoor unit U1 Electrical Rating 220 240 VAC 10 mA or more 1A or less 24 VAC 10 mA or more 1 A or less non conductive load OUTPUT1 CN511 PJ20 OUTPUT2 OUTPUT3 TB1 L1 L2 1 2 5 6 4 3 C1 PS PS K1 K2 1 2 3 4 ON OFF SW16 Optional PCB Locally procured See NOTE Header outdoor unit Outdoor unit interface PCB Shield wire C1 Attached connection cable 1 4wires CN511 Conne...

Page 93: ...supply or a diode for preventing back electromotive force for a DC power supply on the bypass circuit Electrical Rating 220 240 VAC 10 mA or more 1A or less 24 VAC 10 mA or more 1 A or less non conductive load 1 2 OUTPUT1 OUTPUT2 Model featuring two compressors Locally procured Outdoorunit Optional PCB See NOTE TB1 C2 L1 PS 1 CTR1 K1 OUTPUT1 2 L2 PS SW16 3 CTR2 CN514 PJ20 K2 OUTPUT2 4 1 2 3 4 5 6 ...

Page 94: ...otive force for a DC power supply on the bypass circuit Function SW16 OUTPUT1 OUTPUT2 OUTPUT3 Operation factor FA System operation rate output Bit 1 ON Bit 2 OFF off off off FA 0 on off off 0 FA 20 off on off 20 FA 35 on on off 35 FA 50 off off on 50 FA 65 on off on 65 FA 80 off on on 80 FA 95 on on on 95 FA Electrical Rating 220 240 VAC 10 mA or more 1A or less 24 VAC 10 mA or more 1 A or less no...

Page 95: ...t the main power supply is turned on Check basic items mainly the installation work Be sure to enter the check results in checklist 1 and 2 This main power supply check shall be done before operation switch turns ON Set up the addresses Start the address setup in the outdoor indoor units Note Operation does not start simply by powering on Test operation END Carry out a test operation Check air blo...

Page 96: ...i k c e h c n i a M 1 Are the indoor and outdoor communication lines of the header unit connected to the U1 U2 terminals 2 Is the relay connector between the U1 U2 terminal and the U3 U4 terminal disconnect Set up at shipment from the factory 3 Is the communication line between outdoor units connected to the U5 U6 terminal 4 Is the terminator resistor SW30 bit 2 on the interface PC board of the he...

Page 97: ...he terminator resistor SW30 bit 2 on the interface PC board of the header unit turned on Set up at shipment from the factory After address setup and test operation check turn on the SW30 bit 2 of the header unit for the smallest line address and turn off SW30 bit 2 of the header unit for other refrigerant lines See 7 4 3 Address Setup Procedure 6 Is the end terminal of the shield wire open 7 Is th...

Page 98: ...e power of indoor units supplied collectively Is it grounded to earth M Is the insulating resistance sufficient 10MΩ or higher or higher V 0 1 V 5 1 4 0 8 3 n i h t i w t n e i c i f f u s e g a t l o v r e w o p n i a m e h t s I Is the diameter of connecting pipe correct Is the branch kit correct Is the water drain of the indoor unit arranged so that it flows without accumulation Is the heat ins...

Page 99: ... not reduce or add the refrigerant 0 kg Additional amount of refrigerant Additional amount of refrigerant Actual liquid pipe length Additional amount of refrigerant per 1 m of liquid pipe φ6 4 0 025 kg φ9 5 0 055 kg Corrective amount of refrigerant according to systemt horsepower C Pipe diameter on the liquid side Standard amount of refrigerant Total pipe length on each liquid side m Additional am...

Page 100: ...te controller Check that a frame as shown in the following figure at left is displayed on the LC display section of the remote controller If no frame is displayed as shown in the above figure at right the remote controller does not have a normal supply of power check the following items ë Check the power supply of the indoor unit ë Check the cabling between the indoor unit and the remote controlle...

Page 101: ...the setup operation may differ in group control and central control systems Note The address cannot be set up if switches are not operated 7 Display check after setup After address setup U1 is displayed on the 7 segment display For follower outdoor units U2 to U3 are displayed on the 7 segment display A If a check code is displayed on the 7 segment display B remove the cause of the problem referri...

Page 102: ...erant systems is possible only when all the FS units are single port type If you set the unit addresses of each line separately each line s header indoor unit is set separately In that case the CODE No L03 Indoor header unit overlap is indicated as running starts Change the group address to make one unit the header unit using wired remote controller 1 e r u d e c o r p g n i t t e s s s e r d d A ...

Page 103: ...SW06 SW07 SW09 SW10 SW11 SW12 SW13 SW14 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 SW13 SW14 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 O O O O O O O O O O O O O O O O O O O O O O O O O 2 3 4 1 2 3 4 SW13 SW14 1 15 16 17 18 19 20 21 22 23 24 25 26 27 28 O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O 2 3 4 1 2 3 4 Not used for setup of line address do not...

Page 104: ...g n i h s a l f s t r a t s n o i t a c i d n i e h t r e t f A s i g n i t t e s e h t y a l p s i d e h t n o t i l s n i a m e r d n a s p o t s g n i h s a l f e h t n e h W complete 7 Repeat steps 4 to 6 for other refrigerant lines 8 After completing address setting of all systems turn off DIP switch 2 of SW30 on the interface P C boards of all the header outdoor units connected to the same c...

Page 105: ...rol devices Header unit interface P C board SW15 SW04 1 2 SW13 SW30 SW14 SW01 SW02 SW03 D600 D601 D602 D603 D604 SW05 7 segment display SW30 Header units are connected to the same central control except the header unit with the smallest line address number 8 1 2 SW30 SW30 Header unit with the least number of the line address 4 6 5 104 ...

Page 106: ...ator of indoor outdoor communication line and central control line ON No setting required Set to OFF after setting addresses No setting required Set to OFF after setting addresses ON Relay connector Connect after setting addresses Open Connect after setting addresses Open Connect after setting addresses Open Line system address 1 1 2 2 3 Indoor unit address 1 2 1 2 1 Group address 0 0 1 2 0 A U1 U...

Page 107: ... FAN SAVE SWING FIX VENT MODE ON OFF UNIT LOUVER DN code CODE No Set data 5 8 11 14 6 9 12 15 16 4 7 10 13 3 1 Arrange one indoor unit and one remote controller set to 1 by 1 2 Turn on the power 3 Push the buttons simultaneously for 4 seconds or more LCD begins blinking Refrigerant line address 4 Using the buttons set the DN code to 12 5 Using the buttons set up the line address match it with the ...

Page 108: ...erant line After that set up the central control address For central control address setup refer to the installation manual of the central control devices Confirming the indoor unit addresses and the position of an indoor unit using the remote controller Confirming the numbers and positions of indoor units To see the indoor unit address of an indoor unit having location data When the unit is indiv...

Page 109: ... of the indicated indoor unit are activated 3 Push the button to finish the procedure All the indoor units in the group stop To check all the indoor unit addresses using an arbitrary wired remote controller When communication wirings of 2 or more refrigerant lines are interconnected for central control Execute it while the units are stopped You can check indoor unit addresses and positions of the ...

Page 110: ... button to finish the procedure Changing the indoor unit address using a remote controller To change an indoor unit address using a wired remote controller The method to change the address of an individual indoor unit the indoor unit is paired with a wired remote controller one to one or an indoor unit in a group The method is available when the addresses have already been set automatically Execut...

Page 111: ...mmunication wirings of 2 or more refrigerant lines are interconnected for central control NOTE You can change the addresses of indoor units in each refrigerant line using an arbitrary wired remote controller Enter the address check change mode and change the addresses If no number appears on UNIT No no outdoor unit exists on the line Push button and select another line following step 2 Execute it ...

Page 112: ...o as to make each of them unique 7 Push the button All the segments on the LCD display light up 8 Push the button to finish the procedure Resetting the address Resetting to the factory default address undecided Method 1 Clearing each address separately using a wired remote controller Set the system address indoor unit address and group address to 0099 using a wired remote controller For the settin...

Page 113: ...other refrigerant lines Check the connection of the relay connectors between U1 U2 and U3 U4 NOTE Take care to carry out the procedure above correctly otherwise addresses in other refrigerate lines may also be cleared 5 Set the addresses again after finishing the clearance s e s s e r d d a e l b a r a e l C 4 0 W S 3 0 W S 2 0 W S 1 0 W S 2 1 2 Confirm that the 7 segment display indicates A d buS...

Page 114: ...he relay connector between U1 U2 and U3 U4 2 If it is off turn on SW30 bit 2 on the interface PC board at outdoor header unit side Turn off the power and then execute the operation 3 Turn on the indoor outdoor power for the refrigerant line for which an address is to be set up After approximately 1 minute check that U 1 is displayed on the 7 segment display 4 Execute the following operation on the...

Page 115: ...f the header unit with the smallest line address number in the central control turned on Setup is unnecessary for follower units 4 Is the terminator resistor SW30 bit 2 of the header units except for the line with the smallest central control line address turned off Setup is unnecessary for follower units Line address 5 Are addresses in the line address SW13 SW14 not duplicated in each refrigerant...

Page 116: ... Indoor unit Remote controller Group control Single port type FS unit Piping Control wiring between indoor unit and FS unit Single port type FS unit Piping How to set up CODE No 0E It is necessary to set up in case of the group connection 2 Using the set temperature buttons select the CODE No 3 Change SET DATA to by the timer buttons 4 Push button 5 Push button Then the setup f nished How to set u...

Page 117: ...E FD with setting Single port type FS unit Single port type FS unit Piping Piping Control wiring between indoor unit and FS unit Within 15 m Control wiring between indoor unit and FS unit Within 15 m Remote controller Remote controller Group control Group control Group control Indoor unit Indoor unit Indoor unit Indoor unit Piping Piping Multi port type FS unit Multi port type FS unit Remote contr...

Page 118: ...ed after a while The display changes according to the indoor unit model 2 In a group control the firstly displayed indoor unit No becomes the header unit Every pushing UNIT LOUVER button left side of the button the indoor unit No in the group control is displayed successively Select an indoor unit of which setting is to be changed In this time the position of the indoor unit of which setup is to b...

Page 119: ... line between the header unit and the leading indoor unit Check for the influence of communication noise E16 E16 XX Alternate blinking Exceeded the number or capacity of connected indoor units Adjust the number or capacity of connected indoor units E23 E23 Communication between outdoor units has stopped Check order in which power was turned on Check indoor unit s FS unit s cable E25 E25 Duplicatio...

Page 120: ...oor and outdoor the unit that does not respond to the indoor remote controller Improve the wiring Line address and indoor address are not set the unit that does not respond to the indoor remote controller Set up the address The power of the header unit of the group is not turned on in indoor group control the unit that does not respond to the indoor remote controller Turn on the power Group addres...

Page 121: ...odification of wiring set up the addresses again and check the number of connected indoor units The number of indoor units connected to a group is too few in group operation from an indoor remote controller The indoor remote controller is not connected with wire Miswiring of the indoor remote controller Using the main indoor remote controller connected to a group start a test operation specify the...

Page 122: ... U1 U2 U1 U2 U1 U2 Header unit Header unit U1 U2 Header unit U1 U2 U1 U2 U5 U6 U1 U2 U5 U6 Follower unit U1 U2 U1 U2 U1 U2 U1 U2 U1 U2 U1 U2 U1 U2 U5 U6 U1 U2 U1U2 U1 U2 Line 1 U1 U2 Header unit Follower unit Header unit Follower unit Header unit Follower unit Line 2 U1 U2 U1 U2 U1 U2 U3 U4 U1 U2 U1 U2 U1 U2 U3 U4 U1 U2 U1 U2 U1 U2 U5 U6 U5 U6 U3 U4 U1 U2 or or U3 U4 U1 U2 Header unit Follower uni...

Page 123: ...s air discharged from the discharge port of the indoor unit Is the sound normal When a check code has been displayed on the remote controller remove the cause of the trouble referring to Check code and check position displayed on remote controller and outdoor unit Check the indoor fan fan motor and fan circuit Check positions around the fan Check code appears Check code appears 122 ...

Page 124: ...nds or more Pi sound is heard and the operation changes to a forced cooling operation After approx 3 minutes a cooling operation starts forcedly Check cool air starts blowing If the operation does not start check wiring again 2 To stop a test operation push TEMPORARY button once again Approx 1 second Check wiring piping of the indoor and outdoor units after forced cooling operation 1 5 3 2 4 Opera...

Page 125: ...ler Ceiling type Test run Forced cooling operation Requirement Finish the forced cooling operation in a short time because it applies excessive strength to the air conditioner How to perform forced cooling operation 1 When TEMPORARY button is pushed for 10 seconds or more Pi sound is heard and the operation changes to a forced cooling operation After approx 3 minutes a cooling operation starts for...

Page 126: ...operation using Start Stop Function of the Indoor Unit from Outdoor Unit in the Service Support Function section Check power voltage of the main power supply Check the cable size of the power supply Check the temperature load of the indoor outdoor units Check the pipe length and refrigerant amount Check the operating Hz of the compressor Check the operation of the outdoor fans Check for abnormal s...

Page 127: ...es with the expected system capacity Check No of outdoor units Set the rotary switches SW01 SW02 SW03 on the interface P C board of the header unit to 1 3 3 Then No of outdoor units connected to the system is displayed on 7 segment display A Check that this display surely matches with the expected No of outdoor units Check No of indoor units No of units with cooling thermostat ON Set the rotary sw...

Page 128: ...ompressor may have a different frequency as a measure against resonance The temperature of the indoor heat exchanger TC indicates TCJ sensor temperature when cooling and TC2 sensor temperature when heating respectively 2 Criteria for operating pressure Criteria after 15 minutes or more has passed since operating started 3 On rotations of outdoor fans Outdoor fans may rotate slowly to control press...

Page 129: ...ress the push switch SW05 on the interface P C board of the header unit for 2 seconds or more The indoor address in which check code is being detected is displayed on 7 segment display B If there are multiple indoor address in which check code is being detected they are successively exchanged and displayed When SW05 is turned on again the display returns to display of No of units After check retur...

Page 130: ...2 SW03 to 2 7 1 and press SW05 for 2 seconds or more Release Return SW01 SW02 SW03 to 1 Section A C H Section B 00 00 is displayed on Section B for 5 seconds 5 Individual start Starts the specified indoor unit Notes The contents follow to the setup of remote controller The other indoor units keep the status as they are Setup Set SW01 to 16 set SW02 and SW03 to address No 1 to 64 to be started and ...

Page 131: ...er at the indoor side before power ON of outdoor unit Set SW01 SW02 SW03 on the interface P C board of the header unit to 2 5 1 C is displayed on 7 segment display A Test run is displayed on the remote controller of the indoor unit to be operated Check that C is displayed on 7 segment display B on the interface P C board of the header unit Press SW04 on the same board for 2 seconds or more Return ...

Page 132: ...e board for 2 seconds or more Test run is displayed on the remote controller of the indoor unit to be operated Check that H is displayed on 7 segment display B on the interface P C board of the header unit Set SW01 SW02 SW03 on the interface P C board of the header unit to 2 6 1 H is displayed on 7 segment display A Be sure to turn on power at the indoor side before power ON of outdoor unit Return...

Page 133: ...or 2 seconds or more on the P C board Test run is displayed on the remote controller of the indoor unit to be operated Check that 7 segment display B on the interface P C board of the header unit changed to C Match SW01 SW02 SW03 on the interface P C board of the header unit to 2 5 1 7 segment display A changes to F Be sure to turn on power of the indoor unit and then turn on power supplies at out...

Page 134: ...is case operation ready or operation mode controlled is displayed on the remote controller If the discharge temperature does not change though COOL or HEAT has been set up from the remote controller misconnection is considered Press SW04 on the same board for 2 seconds or more The indoor unit to be started operates Press the push switch SW05 on the interface P C board of the header unit for 2 seco...

Page 135: ...tch SW04 on the same board for 2 seconds or more If pressed continuously for 10 seconds or more the operation changes to the individual test operation Match the rotary switches on the interface P C board of the header unit to the following table If a check code is already displayed with SW01 SW02 SW03 being 1 1 1 return the status to normal one according to troubleshooting and then execute a test ...

Page 136: ...buttons simultaneously for 4 seconds or more 2 Using buttons set CODE No to FF 3 The display in Section A in the following figure is counted with interval of 5 seconds as 0005 0004 0003 0002 0001 0000 When the count arrives 0000 the check code is cleared However counting from 0005 is repeated on the display 4 When button is pushed the status returns to the normal status Check code clearing in indo...

Page 137: ...check code detection is performed again Method 1 Be sure to reset power of both the outdoor and the indoor units 2 Turn on the power of the indoor unit prior to the power of the outdoor unit If the power is turned on in reverse order a check code E19 No of header unit trouble is output NOTE After power reset it requires usually 3 minutes to power on due to the initial communication of the system I...

Page 138: ...rn on the power of the indoor unit prior to the power of the outdoor unit Set the display select switches on the interface P C board of the header unit as follows Set SW01 SW02 SW03 to 2 4 1 Press the push switch SW04 on the same board for 2 seconds or more Checking display of the connected remote controller flashes Press the push switch SW05 on the interface P C board of the header unit for 2 sec...

Page 139: ...ided to forcedly open or close fully P M V PMV1 PMV3 PMV4 used in the outdoor unit for 2 minutes PMV1 Open fully On the interface board of the outdoor unit set the DIP switch SW12 bit1 to OFF SW12 bit2 to OFF and short circuit CN30 PMV1 Close fully On the interface board of the outdoor unit set the DIP switch SW12 bit1 to OFF SW12 bit2 to OFF and short circuit CN31 Clear For both open fully and cl...

Page 140: ...hen the number of SW02 has been changed on the other hand the solenoid valve output is exchanged when SW02 has been kept with the same number for 5 seconds or more NOTE 2 The mark O in the table indicates that the corresponding solenoid valve is forcedly turned on NOTE 3 The mark in the table indicates that ON OFF of the solenoid valve is controlled based upon the specifications of the air conditi...

Page 141: ...8 48 1 5 47 47 2 46 46 3 45 45 4 44 44 5 43 43 6 42 42 7 41 41 8 40 40 9 39 39 10 38 38 11 37 37 12 36 36 13 35 35 14 34 34 15 33 33 16 32 32 SW02 SW03 7 segment display B Fan mode 1 6 31 31 2 30 30 3 29 29 4 28 28 5 27 27 6 26 26 7 25 25 8 24 24 9 23 23 10 22 22 11 21 21 12 20 20 13 19 19 14 18 18 15 17 17 16 16 16 1 7 15 15 2 14 14 3 13 13 4 12 12 5 11 11 6 10 10 7 9 9 8 8 8 9 7 7 10 6 6 11 5 5 ...

Page 142: ...s or more 3 E 1 is displayed on 7 segment display A 4 The fan of the outdoor unit in which problem occurred starts operation within approx 10 seconds after E 1 was displayed In case to operate the fans in all the normal outdoor units 1 Check that the switches SW01 SW02 SW03 on the interface P C board in the header unit are set to 1 1 1 2 Press the push switches SW04 and SW05 at the same time for 2...

Page 143: ...1 second or more The mode changes to the TO sensor value fix manual mode 3 As shown in the following table TO sensor value can be fixed by setting the rotary switch SW02 on the interface P C board Clear Return SW01 SW02 SW03 on the interface P C board in the outdoor unit to 1 1 1 NOTE If operated with TO sensor fixed by this function the system control operation of the air conditioner may not be b...

Page 144: ... 7 n o i t c n u f n w o d p m u P n o i t c n u f n o i t a r e p o y r e v o c e r t n a r e g i r f e r r o o d t u O d r 1 1 Check code clear function r E 6 1 2 1 16 3 H r Solenoid valve forced open close function 2 4 7 F d Fan forced operation function 2 15 t o Outside temperature sensor manual adjustment function 16 1 16 1 0 1 1 6 Indoor No 1 to 16 unit Indoor individual start stop ON OFF fu...

Page 145: ...er the leaks are being detected It also can be confirmed by remote control monitor function Refer to 8 7 12 Monitor function of remote controller switch 2 Clearing the initial value If the system is changed e g indoor units are increased replaced outdoor units are moved or refrigerant is refilled increased it is necessary to clear the initial value that had been saved Make sure that the compressor...

Page 146: ...neously for 4 seconds or more to call up the service monitor mode The service monitor goes on and temperature of the CODE No 00 is firstly displayed 2 Push the temperature setup buttons to select the CODE No to be monitored For displayed codes refer to the table next page 3 Push button to determine the item to be monitored Then monitor the sensor temperature or operation status of indoor unit and ...

Page 147: ... 5A 6A 7A 5B 6B 7B 5D 6D 7D 5E 6E 7E 5F 6F 7F HP Unit Outdoor unit individual data 3 5 90 Heating cooling recovery controlled 0 Normal 1 Recovery controlled 0010 Heating recovery controlled 0001 Cooling recovery controlled 91 Pressure release 0 Normal 1 Release controlled 0010 Pressure release controlled 92 CODE No Data name Display format Remote controller display example Discharge temperature re...

Page 148: ...er input to the outdoor unit You should decide whether to make use of the functions of the auto address setup and test operation at its own responsibility and also be sure to confirm notices in the Operating Manual before performing the test operation If you want to disable the functions of the auto address setup and the test operation perform the following operations Switch setting of some functi...

Page 149: ...problem refer to the Operation Manual of SMMS WAVE TOOL FOR SMARTPHONE Trademark Android is a trademark or registered trademark of Google Inc QR code is a trademark or registered trademark of DENSO WAVE Inc Push switch 7 segment display SW01 SW02 SW03 SW04 A B nF c Er Abnormal nF c 00 Normal 2 1 1 1 U 1 Return the switch Step Rotaly switch NFC I F board communication 1 2 16 14 Push switch 7 segmen...

Page 150: ...lt in f re Connect the demand connecting wires so that they do not come into contact with the refrigerant cycle parts or refrigerant pipes Wire breakage or water intrusion may cause electric shock or f re Do not screw the DRED signal receiver directly to the outdoor unit The screw may damage the internal parts and cause an electric shock f re or refrigerant leak CAUTION Wear heavy gloves during th...

Page 151: ...es If the demand connecting wires contain DRED terminal block connections conf rm to f x it so that DRED terminal block connections comes to the left side from the cord clamp DRED DRM3 DRM2 DRM1 COM DRED terminal block connections Cord clamp Demand response interface Communication wires Locally procured Demand connecting wires SHIELD TO INDOOR UNIT 150 ...

Page 152: ... be the air conditioner having gone thermostats OFF Could it just be the air conditioner operating in fan mode or put on the timer Could it just be the system going through initial communication 2 An indoor fan would not start Could it just be cold air discharge prevention control which is part of heating 3 An outdoor fan would not start or would change speed for no reason Could it just be cooling...

Page 153: ...perature sensor TC2 has been open short circuited T L A 3 0 F Indoor heat exchanger temperature sensor TC1 trouble Heat exchanger temperature sensor TC1 has been open short circuited T L A 0 1 F Room air temperature sensor TA TSA trouble Room air temperature sensor TA has been open short circuited T L A 1 1 F Discharge air temperature sensor TF TFA trouble Discharge air temperature sensor TF has b...

Page 154: ...ntrol communication transmission Central control device is unable to transmit signal due to duplication of central control device C06 Troubled central control communication reception Central control device is unable to receive signal s r e t p a d a k r o w t e n e l p i t l u M Multiple network adapters are connected to remote controller communication line 2 1 C Blanket alarm for general purpose ...

Page 155: ...ted to other outdoor units E25 E25 Duplicated follower outdoor address There is duplication in outdoor addresses set manually E26 Address of outdoor unit from which signal is not received normally E26 Signal lack of outdoor unit Follower outdoor unit initially communicating normally fails to do so reduction in number of follower outdoor units connected Outdoor follower unit trouble 8 2 E o N t i n...

Page 156: ...evel detection circuit trouble No temperature change is detected by temperature sensor for oil level detection TK1 TK2 TK4 TK5 despite compressor having been started M I S 4 0 L 4 0 L Duplicated outdoor refrigerant line address Identical refrigerant line address has been assigned to outdoor units belonging to different refrigerant piping systems L06 Number of priority indoor units check code L05 o...

Page 157: ...3 1 P 3 1 P Outdoor liquid backflow detection trouble State of refrigerant cycle circuit indicates liquid backflow operation P15 01 TS condition 02 TD condition n o i t c e t e d k a e l s a G T L A 5 1 P Outdoor suction temperature sensor TS1 detects sustained and repeated high temperatures that exceed standard value T L A 7 1 P 7 1 P Outdoor discharge TD2 temperature trouble Outdoor discharge te...

Page 158: ...ressor 2 H03 Current detection circuit trouble Abnormal current is detected while inverter compressor is turned off P04 01 Compressor 1 02 Compressor 2 T L A 4 0 P Activation of high pressure SW High pressure SW is activated P07 01 Compressor 1 02 Compressor 2 T L A 7 0 P Heat sink overheating trouble Temperature sensor built into IPM TH detects overheating or has been short circuited P22 0 Elemen...

Page 159: ...by pressing the buttons simultaneously and holding for at least 4 seconds The letters SERVICE CHECK light up and the check code 01 is displayed indicating the check code history This is accompanied by the indoor unit No to which the check code history is related and a check code 2 To check other check code history items press the button to select another check code Check code 01 latest Check code ...

Page 160: ...ioner is in operation or shut down 1 Push the buttons simultaneously and hold for at least 4 seconds 2 The letters SERVICE CHECK light up and the check code 01 is displayed 3 When a group No is selected blinking if there is a check code history the UNIT No and the latest check code history information are displayed alternately During this procedure the temperature setting feature is unavailable 4 ...

Page 161: ...umber of outdoor header units E20 Detection of refrigerant piping communication trouble during automatic address setting E23 Troubled transmission in outdoor outdoor communication E25 Duplicated follower outdoor address E26 Troubled reception in outdoor outdoor communication Signal lack of outdoor unit E28 Outdoor follower unit trouble E31 IPDU communication trouble sub MCU communication trouble P...

Page 162: ...drop in low pressure sensor PS reading Abnormal drop in oil level H08 Trouble in temperature sensor for oil level detection circuit TK1 TK2 TK4 or TK5 H15 Wiring installation trouble or detachment of outdoor discharge temperature sensor TD2 H16 Oil level detection circuit trouble Trouble in outdoor unit TK1 TK2 TK4 or TK5 circuit L03 Duplicated indoor group header unit L05 Duplicated priority indo...

Page 163: ...ic cooling heating setting for model incapable of it and heating setting for cooling only model Cause of check code e d o c k c e h C k c o l b t h g i L Operation Synchronized blinking Timer Ready Operation Timer Synchronized blinking Ready Alternate blinking Operation Timer Ready 162 J03 Duplicated FS units J10 FS unit overflow trouble J11 FS unit temperature sensor TCS trouble ...

Page 164: ...cation trouble detected at indoor end Stop of corresponding unit There is no communication from remote controller including wireless or network adaptor Check remote controller and network adaptor wiring E04 Indoor unit Indoor outdoor communication circuit trouble detected at indoor end Stop of corresponding unit Indoor unit is not receiving signal from outdoor unit Check order in which power was t...

Page 165: ...atic address setting for indoor units is in progress Perform automatic address setting again after disconnecting communication cable to that refrigerant line E15 E15 I F Indoor unit not found during automatic address setting All stop Indoor unit cannot be detected after indoor automatic address setting is started Check connection of indoor outdoor communication line Check for trouble in indoor pow...

Page 166: ...tted to other outdoor units for at least 30 seconds continuously Check power supply to outdoor units Is power turned on Check connection of tie cables between outdoor units for bad contact or broken wire Check communication connectors on outdoor P C boards Check for defect in outdoor P C board I F Check termination resistance setting for communication between outdoor units E25 E25 I F Duplicated f...

Page 167: ...ing Check resistance characteristics of TC1 sensor Check for trouble in indoor P C board F04 F04 I F TD1 sensor trouble All stop Sensor resistance is infinity or zero open short circuit Check connection of TD1 sensor connector Check resistance characteristics of TD1 sensor Check for trouble in outdoor P C board I F F05 F05 I F TD2 sensor trouble All stop Sensor resistance is infinity or zero open ...

Page 168: ... more Check installation of TE1 and TL1 sensors Check resistance characteristics of TE1 and TL1 sensors Check for outdoor P C board I F trouble F16 F16 I F Outdoor pressure sensor wiring trouble PD PS All stop Readings of high pressure PD sensor and low pressure PS sensor are switched Output voltages of both sensors are zero Check connection of high pressure PD sensor connector Check connection of...

Page 169: ...eck compressor system wiring particularly for open phase Check connection of connectors terminals on A3 IPDU P C board Check conductivity of case heater Check for refrigerant problem inside compressor Check for trouble in outdoor P C board A3 IPDU Check outdoor MG CTT H03 H03 01 Compressor 1 side 02 Compressor 2 side IPDU Current detection circuit trouble All stop Current flow of at least specifie...

Page 170: ...el detection All stop Sensor resistance is infinity or zero open short circuit Check connection of TK1 sensor connector Check resistance characteristics of TK1 sensor Check for trouble in outdoor P C board I F All stop Sensor resistance is infinity or zero open short circuit Check connection of TK2 sensor connector Check resistance characteristics of TK2 sensor Check for trouble in outdoor P C boa...

Page 171: ...d H16 Check for disconnection of TK5 sensor Check resistance characteristics of TK5 sensor Check for connection trouble involving TK1 TK2 TK4 and TK5 sensors Check for clogging in oil equalizing circuit capillary and faulty operation in check valve Check for refrigerant entrapment inside compressor H16 170 J03 Indoor unit Duplication of FS units Stop of corresponding unit s More than one FS units ...

Page 172: ... board for servicing outdoor I F P C board L20 Network adaptor Indoor unit Duplicated central control address All stop There is duplication in central control address setting Check central control addresses Check network adaptor P C board L28 L28 I F Too many outdoor units connected All stop There are more than three outdoor units Check No of outdoor units connected Only up to 3 units per system a...

Page 173: ...evice 2 Check for trouble in indoor P C board When external device is not connected to CN80 connector 1 Check for trouble in indoor P C board L31 I F Extended IC trouble Continued operation There is part failure in P C board I F Check outdoor P C board I F P01 Indoor unit Indoor fan motor trouble Stop of corresponding unit Check the lock of fan motor AC fan Check wiring P03 P03 I F Discharge tempe...

Page 174: ...nce All stop Open phase is detected when power is turned on Inverter DC voltage is too high overvoltage or too low undervoltage 01 Compressor 1 side 02 Compressor 2 side Inverter DC voltage Vdc trouble compressor MG CTT trouble P07 P07 01 Compressor 1 side 02 Compressor 2 side IPDU I F Heat sink overheating trouble All stop Temperature sensor built into IPM TH is overheated Check power supply volt...

Page 175: ...times or more TS trouble judgment criterion In cooling operation 60 C In heating operation 40 C Check for insufficiency in refrigerant quantity Check outdoor service valves gas side liquid side to confirm full opening Check PMVs PMV1 4 for clogging Check resistance characteristics of TS1 sensor Check for trouble in 4 way valve Check SV4 circuit for leakage 02 TD condition I F Gas leak detection TD...

Page 176: ...peration PD sensor detects pressure equal to or greater than 3 85 MPa During heating operation PD sensor detects pressure equal to or greater than 3 6 MPa Check for trouble in PD pressure sensor Check service valves gas side liquid side to confirm full opening Check for trouble in outdoor fan Check for trouble in outdoor fan motor Check outdoor PMV PMV1 4 for clogging Check indoor outdoor heat exc...

Page 177: ...ub code 0 Fan IPDU over current protection circuit Flow of current equal to or greater than the specified value is detected during startup of the fan Sub code 1 Fan IPDU position detection circuit Position detection is not going on normally Sub code 3 Gusty wind an obstruction or another external factor Speed estimation is not going on normally Sub code 4 Fan IPDU over current protection circuit F...

Page 178: ...for trouble in central control communication line Check terminator resistor setting Check power supply for devices at other end of central control communication line Check trouble in P C boards of devices at other end of central control communication line 2 1 C General purpose device I F Batch alarm for general purpose device control interface Continued operation Trouble signal is input to control...

Page 179: ...ed If there is any loose connector tighten it with a pair of pliers etc before connecting the lead How to Check Resistance of Compressor Winding 1 Turn off the power supply 2 Remove compressor leads from the compressors 3 With each compressor check the phase to phase winding resistances and winding to outdoor cabinet resistance using a multimeter Earth fault It is normal if the winding to outdoor ...

Page 180: ...tween the remote controller and indoor units is connected properly Is there no disconnection or connector contact trouble on harness out of terminal block of indoor unit Is a group control operation Is power of each indoor unit turned on Is power applied to remote controller AB terminals Approx DC18V Is setup of two remote controllers without header remote controller Correct inter unit cable of re...

Page 181: ...r inter unit wire normal Is connector connection from U1 U2 terminals of indoor outdoor inter unit wire normal Is the terminator resistor setup of outdoor unit normal Is power applied to fuse F03 on indoor P C board Is address setup correct Is there no noise etc Is connection of CN40 connector on indoor P C board normal Is connection of CN01 connector on outdoor I F P C board normal Is power of in...

Page 182: ...outdoor unit correct Is inter unit wire U1 U2 between indoor and outdoor short circuited Is connection of inter unit wire between indoor and outdoor correct Is there no trouble on power wire to outdoor unit Is there noise source Is F400 fuse on I F P C board opened Correct setup of terminator resistor Correct wire connection Correct communication line Set up indoor address again Correct communicat...

Page 183: ...ere no noise source Set up address again after resetting power supply Is there any trouble on power line Are U1 U2 U3 and U4 connectors connected Set up one controller as the header and the other follower Remote controller address connector Correct communication line Correct connection of connector Correct connection of connector Correct power wire Set up address again after resetting power supply...

Page 184: ...F P C board of header outdoor unit to ON Usually OFF Set up outdoor HP Refer 13 P C BOARD EXCHANGE PROCEDURES Check code Check code name Cause E17 Indoor units s Flow Selector unit s communication trouble 1 Power of indoor unit was firstly turned on 2 Connection trouble of communication line between Flow Selector unit and indoor unit 3 Indoor power trouble 4 Indoor P C board trouble 5 Flow Selecto...

Page 185: ...f an outdoor unit in another line 02 Connection of an indoor unit in another line Check code Check code Cause Check code name Header outdoor unit quantity trouble 1 Misconnection of inter unit wire between indoor and outdoor 2 Outdoor I F P C board trouble Check code name Unit connected to other line during automatic address Cause When starting automatic indoor address a device in another line is ...

Page 186: ...ual setup of outdoor address Check code name Follower outdoor unit trouble Cause Trouble has occurred on a follower outdoor unit Check code name Decrease of connected outdoor units 1 Outdoor unit backup setup 2 Outdoor power trouble 3 Communication line connection trouble between outdoor units 4 Communication connector connection trouble 5 Outdoor I F P C board trouble During setup of outdoor unit...

Page 187: ...two Fan IPDUs exist Sub code Circle O Troubled IPDU No Reset power supply and reactivate Yes I F board trouble Replace Was power supply correctly reset Power supply OFF for 60 seconds or more Sub code 80 Communication trouble between MCU and MCU 1 2 1 2 1 2 1 2 01 10 02 11 03 12 08 13 09 18 0A 19 0B 1A 1B A3 IPDU A3 IPDU Fan IPDU Fan IPDU 186 Yes No Yes No F01 Yes No Yes No F02 Check code Check co...

Page 188: ...ensor characteristics on 8 10 Sensor Characteristics If sensor is normal replace outdoor I F P C board 187 F08 F10 F12 F07 Check code Check code Check code Check code Check code name TL1 sensor trouble Cause TL1 sensor Open Short Check code name TO sensor trouble Cause TO sensor Open Short Check code name Indoor TA TSA sensor trouble Cause TA sensor Open Short Check code name TS1 TS2 sensor troubl...

Page 189: ...haracteristics 188 Yes No No Yes No Yes F16 Cause Check code Check code name Outdoor pressure sensor miswiring PD PS 1 High pressure PD sensor and low pressure sensor PS are exchanged 2 Output voltage of each sensor is zero Are connection of PD sensor and PS sensor connectors correct Are output voltage characteristics of PD sensor and PS sensor normal Are PD PS output values PD PS during compresso...

Page 190: ...oltage characteristics of PS sensor normal Is there no leakage from SV4 valve Is not refrigerant bypassed from discharge to suction of 4 way valve Correct connection of connector Sensor trouble Replace Check compressor Check 4 way valve Replace SV4 valve 1 Pressure Check joint by pressure gauge 2 Pressure display on 7 segment display 3 Output voltage of I F P C board If 1 and 2 3 are different a t...

Page 191: ... voltage of outdoor unit normal Does voltage drop occur when other compressor starts Is winding resistance between phases of corresponding compressor normal Note 1 Is not it an abnormal overload Is connection of wiring or connection of connector on A3 IPDU P C board normal Correct power line Correct connector connection or wiring Compressor trouble Motor burning etc Correct cause of overload Check...

Page 192: ...ng Exchange MG CTT No Yes Abnormal overload Correct cause of overload Correct refrigerant stagnation in compressor shell Check case heater Operation starts Compressor trouble Check A3 IPDU P C board 3 Check the following items mainly 1 Existence of abnormal sound and abnormal vibration during operation or starting 2 Abnormal overheat of case during operation or stop time Never touch with hands 3 C...

Page 193: ...s of low pressure sensor normal Are SV2 and SV4 circuits normal Is any indoor unit in a different line connected Does indoor fan normally operate in cooling season Is there clogging of indoor air filter or heat exchanger Is indoor PMV normal Is outdoor fan normally operated in heating season Is there clogging of outdoor heat exchanger Is outdoor PMV normal Is connector connection or coil normal Is...

Page 194: ... SW01 02 03 to 1 16 1 Clogging No Replace faulty part No clogging Clogging Clear cause of stagnation Replace faulty part Are balance pipe valves of all outdoor units in same line fully opened Yes Are TK1 TK2 TK4 and TK5 sensors of the trouble detected unit correctly connected Are all the sensors properly connected Yes Yes Check gas leak of all outdoor units in the same line and check soaked oil in...

Page 195: ...or multiple outdoor unit system Turn off the power supply take off connector of SV3A valve and then start a test operation after power ON Check the temperature change at secondary side of SV3A valve during operation 1 in the figure If temperature is raised leakage occurs in the SV3A valve Replace SV3A valve b Leakage check for SV3C valve Turn off the power supply take off connector of SV3C valve a...

Page 196: ...y Hr 3 C If temperature does not change up clogging of valve or strainer is considered 2 in the figure 4 a Clogging check for oil equalization circuit Drive the outdoor unit Drive all compressors in the unit After driving for 10 minutes or more check whether temperature of TK1 TK2 sensors and temperature of oil equalization circuit capillary 8 in the figure has increased Criterion TK1 TK2 Td1 Td2 ...

Page 197: ...Yes H16 Check code Check code name Oil level detection circuit trouble TK1 temperature detective circuit trouble Sub code 01 1 Cause Coming off of TK1 sensor miswiring characteristics trouble of resistance value 2 Oil equalization circuit trouble Check valve capillary clogging strainer clogging 3 Refrigerant stagnation in the compressor shell Is not TK1 sensor detached Is there no miswiring or mis...

Page 198: ...s considered After resetting the power See Outdoor unit temperature sensor characteristics on 8 10 Sensor Characteristics TK2 Capillary tube Strainer Comp 2 inverter Check valve Yes Yes Yes No Check the clogging of SV3E valve No No No trouble Trouble H16 Check code Cause Check code name TK4 temperature detective circuit trouble Sub code 04 1 Coming off of TK4 sensor miswiring characteristics troub...

Page 199: ...ion of connector TCS sensor CN101 WHI and characteristics of sensor resistance value See Indoor unit temperature sensor characteristics on 8 10 Sensor Characteristics If sensor is normal replace flow selector P C board Check code Check code name Cause J03 Duplication of Flow Selector units 1 More than one Flow Selector units have been set up in one refirigirant line Check code Check code name Caus...

Page 200: ...hecking on the remote controllers finished 2 If the group configuration and address are normal when power has been turned on the mode automatically shifts to address setup mode For setting up addresses again refer to Address setup Check code name Duplicated indoor header units Cause There are two or more indoor header units in a group during group control Check code name Duplicated setup of outdoo...

Page 201: ...t again Set up capacity data of indoor unit Setup CODE No DN 11 Check indoor P C board Failure Replace Re execute address setup Refer to Address setup Disconnect connectors between U1 U2 and U3 U4 Clear addresses Refer to Address clear Note This code is displayed when the power is turned on at the first time after installation Because the address is not yet set up Cause A SHRM e series outdoor uni...

Page 202: ...de name Duplicated central control addresses Are not two or more central control devices which have same network address connected Correct the network address of the central control system Check the network adaptor on the indoor P C board L24 Check code Cause Address setting has not been performed for FS units Check code name 01 Duplication of FS units address The check code is displayed when the ...

Page 203: ...No Cause Check code Is jumper setup of outdoor I F P C board correct Check jumpers 9 10 11 and 12 Is communication connector between IPDU and I F P C board connected Is there no disconnection of communication line between IPDU and I F P C board Is there voltage fluctuation between 4 and 5 pins of CN600 on I F P C board Measurement by tester DC0 to 5V 5 pin GND Is there voltage fluctuation between ...

Page 204: ...To B Heating To C Reset power supply and start a test operation corresponded to the season Is outdoor PMV normal 1 Connector connection 2 Cabling 3 Coil 4 Valve body 5 Outdoor I F P C board Yes Yes Yes No Yes No No No Yes No P03 Cause Check code Check code name Discharge temp TD1 trouble Are service valve of gas and liquid sides fully opened Open service valve fully Repair outdoor PMV Replace TD1 ...

Page 205: ... circuit normal Does heating indoor fan normally operate Are connector connection condenser fan motor and fan normal Is connector connection and coil normal Is there clogging on any valve Are characteristics of TC2 and TCJ sensor resistance value normal Is indoor PMV normal Is SV5 circuit normal Check it using the miswiring check function of the outdoor unit Are any indoor units of different refri...

Page 206: ...35 to 50Ω 2 way Cassette type AP007 to AP015 Approx 70 to 100Ω AP018 to AP030 Approx 30 to 70Ω AP036 to AP056 Approx 20 to 50Ω 1 way Cassette type Approx 30 to 70Ω Ceiling type AP015 to AP027 Approx 30 to 70Ω AP036 to AP056 Approx 20 to 50Ω High wall and concealed duct types Approx 15 to 35Ω Is not grounded between cabinet and 1 3 5 Should be 10MΩ or more 2 Check resistance value of fan motor posi...

Page 207: ...es Yes No Yes No Yes Yes P13 Check code Check code name Outdoor liquid back detection trouble Cause 1 PMV1 PMV4 trouble 2 PD sensor PS sensor trouble 3 Clogging of SV2 circuit 4 Clogging of SV3B circuit and or balance pipe 5 Leakage at a check valve on a main discharge pipe 6 Outdoor I F P C board trouble Are connections of outdoor PMV1 PMV4 connectors correct Are operations of outdoor PMV1 PMV4 n...

Page 208: ...s installed correctly Is SV42 circuit sealed 2 correctly no leakage Yes Yes No No No Yes No No Yes P15 Cause Check code Check code name Gas leak detection TD condition Sub code 02 1 Outdoor unit service valve closed 2 Outdoor PMV trouble 3 TD sensor trouble 4 SV4 circuit trouble 5 Refrigerant shortage clogging refrigerant circuit Are service valves of gas and liquid sides fully opened Open service...

Page 209: ...idered If 2 and 3 are different check I F P C board Is there any interference of heat exchanging of outdoor unit 1 Heat exchanger clogging 2 Air short circuit Connectors PMV1 CN300 PMV4 CN303 Yes Is outdoor PMV normal 1 Connector connection 2 Wiring 3 Coil 4 Valve body 5 Outdoor I F P C board Yes No Yes No Yes No No No Yes No Yes P19 Sub code Detected outdoor unit No Cause Check code Check code na...

Page 210: ...heck fan IPDU Yes Yes No No No No Yes No Yes Yes No Yes Yes Yes No No Yes No C Yes No Heating operation Does heating indoor fan normally operate Is indoor PMV normal Is check valve of main discharge pipe normal Is there clogging in any valves Is SV5 circuit normal Are any indoor units in different refrigerant circuit connected Are characteristics of sensor TC2 and TCJ resistance normal Is connecto...

Page 211: ...uble Replace Compressor trouble Replace Check A3 IPDU P C board Failure Replace When the header unit of the group detected check code E03 L03 L07 or L08 the follower unit of the group displays P31 check code and stops There are no check code display and alarm record of the main remote controller Yes No Yes No Yes No Yes No P26 Cause Check code Check code name IPM short circuit protection trouble 1...

Page 212: ...d section of the 7 segment display B U1 OOO OOO Check code To check the check code set the rotary switches SW01 SW02 SW03 to 1 1 1 If there is a sub code the display alternates between the check code OOO 3 seconds and the sub code OOO 1 second 2 Check the check code and follow the applicable diagnostic procedure 3 If the 7 segment display shows U1 E28 there is a trouble in a follower unit Press th...

Page 213: ...overy in cooling C1 Normal C B Refrigerant recovery in heating H1 Normal H 11 Automatic addressing A Ad B During automatic addressing FF Normal 12 Power peak cut A dU B Normal During 50 90 capacity operation _50 _90 While control is based on BUS line input E50 E90 13 B A s u t a t s l o r t n o c l a n o i t p o s y a l p s i D t u p n i d r a o b C P l o r t n o c l a n o i t p O Operation mode s...

Page 214: ...egment display section A E 0 SW05 push SW function Fan operation function check mode is cancelled 213 Control valve output data Displays control output status of solenoid valve A B 4 way valve ON H 1 4 way valve OFF H 0 SV2 ON SV5 OFF SV52 ON SV6 OFF 2 1 0 1 0 SV2 OFF SV5 ON SV52 OFF SV6 OFF 2 0 1 0 0 SV2 OFF SV5 OFF SV52 OFF SV6 ON 2 0 0 0 1 SV3A ON SV3B OFF SV3C OFF SV3D OFF 3 1 0 0 0 SV3A OFF S...

Page 215: ...ol t d 1 in decimal format Letter symbol and data are displayed alternately for 1 second and display for 3 seconds respectively Data with negative value is displayed as Data 5 t d 2 Letter symbol Data 7 t S 1 Letter symbol Data 8 t S 2 Letter symbol Data 9 t E 1 Letter symbol Data 10 t E 2 Letter symbol Data 11 t L Letter symbol Data 12 t o Letter symbol Data SW01 SW02 SW03 Display detail F 1 TK2 ...

Page 216: ... command A U SW03 setting No 1 Outdoor unit No U2 to U3 B Indicates which compressor is ON Any unconnected compressors is represented by B 1 0 N O s i 1 o N r o s s e r p m o c n e h W 0 1 N O s i 2 o N r o s s e r p m o c n e h W 5 Fan operation mode A U SW03 setting No 1 Outdoor unit No U2 to U3 B At rest F 0 In mode 63 F 6 3 6 Release signal A U SW03 setting No 1 Outdoor unit No U2 to U3 B Norm...

Page 217: ...setting number 32 7 segment display section A 01 16 17 32 33 48 5 Display of Indoor Unit Information Displayed on Header Unit Only Note Indoor address No is selected by setting SW02 and SW03 and displayed on 7 segment display section A 6 Display of Outdoor EEPROM Writing Check Code Displayed on Header Unit Only The latest code written in the EEPROM of each outdoor unit is displayed This function i...

Page 218: ...When checking is completed revert the SW01 SW02 SW03 setting to 1 1 1 2 Oil Level Judgment Results Display example Displayed digit Judgmen n o i t p i r c s e D t l u s e r t O Normal The amount of oil in the compressor is sufficient 1 2 Low level The amount of oil in the compressor is insufficient Both 1 and 2 stand for insufficiency If this result persists the system will turn itself off in a pr...

Page 219: ...tion switching when indoor water overflow trouble detected OFF Entire system stops ON System operation continues Room which trouble occurred only stops OFF SW16 DIP SW 4 bit bit 1 Option function Output exchange of external output P C boa According to the following setting contents OFF SW14 DIP SW 4 bit bit 1 Line address setup OFF bit 1 bit 2 OFF OFF Compressor operation output ON OFF bit 2 OFF b...

Page 220: ...MAKE signal or 4 core wire Successive MAKE or Pulse signal 2 core wire Successive MAKE signal O Approx 75 Normal The mode is changed a mode which selected the operation mode of the indoor unit at not selected side Approx 60 J04 O Upper limit setup of demand capacity command in corresponding indoor during saving operation in indoor 4 When you replace the board with a service board be sure to cut th...

Page 221: ...be used in the Function setup switching table 1 3 4 2 SW16 ON 1 2 SW30 ON 1 3 4 2 SW17 ON 1 3 4 2 SW11 ON 1 3 4 2 SW12 ON 1 3 4 2 SW13 ON 1 3 4 2 SW14 ON 1 3 4 2 SW06 ON 1 3 4 2 SW07 ON 1 3 4 2 SW09 CN30 CN31 CN32 Interface P C board ON 1 3 4 2 SW10 ON 220 ...

Page 222: ...valve G Other connected unit Oil level low detection and protection H07 XX Oil level low Oil return distributor J Corresponding unit Oil level low detection and protection H07 XX Oil level low K Corresponding unit Oil level detection circuit trouble H16 04 Oil circuit trouble SV3A valve E Corresponding unit Oil level low detection and protection H07 XX Oil level low G Corresponding unit Oil level ...

Page 223: ...Main heat exchanger Left side Main heat exchanger Right side sub heat exchanger Left side sub heat exchanger High pressure sensor Check joint High pressure Low pressure sensor Check joint Low pressure Accumlator Comp1 Comp2 Oil header Check joint Liquid pipe Liquid tank Balance pipe Service valve Liquid side Service valve Discharge gas side Service valve Suction gas side Service valve A B C D E F ...

Page 224: ...rotection H07 XX Oil level low SV3F valve J Corresponding unit Oil level low detection and protection H07 XX Oil level low Oil return distributor K Corresponding unit Oil level low detection and protection H07 XX Oil level low SV3C bypass capillary L Corresponding unit Oil level detection circuit trouble H16 04 Oil circuit trouble SV3A valve E Corresponding unit Oil level low detection and protect...

Page 225: ... Main heat exchanger Left side Main heat exchanger Right side sub heat exchanger Left side sub heat exchanger High pressure sensor Check joint High pressure Low pressure sensor Check joint Low pressure Accumlator Comp1 Comp2 Oil header Check joint Liquid pipe Liquid tank Balance pipe Service valve Liquid side Service valve Discharge gas side Service valve Suction gas side Service valve J A B C D E...

Page 226: ...n and protection H07 XX Oil level low SV3F valve J Corresponding unit Oil level low detection and protection H07 XX Oil level low Oil return distributor K Corresponding unit Oil level low detection and protection H07 XX Oil level low SV3C bypass capillary L Corresponding unit Oil level detection circuit trouble H16 04 Oil circuit trouble SV3A valve E Corresponding unit Oil level low detection and ...

Page 227: ...sure TE1 SV SV14 PMV1 Right side Main heat exchanger FM FM TE2 PMV4 SV SV SV11 SV SV12 SV SV52 SV SV3E Balance pipe Service valve Fusible plug Fan Fan motor Fan Fan motor Right side sub heat exchanger 2 Left side Main heat exchanger Right side sub heat exchanger 1 Left side sub heat exchanger 2 Left side sub heat exchanger 1 Check joint Low pressure Comp2 High pressure SW Liquid side Service valve...

Page 228: ...DD circuit O Single cooling SV11 ON Simultaneous cooling Room cooling Simultaneous heating Room cooling O SVDD circuit O Single heating Simultaneous cooling Room heating Simultaneous heating Room heating Refrigerant circulating sound may be heard from SVDD valve circuit z Indoor unit flow selector unit O Single heating Simultaneous cooling Room heating Simultaneous heating Room heating Refrigerant...

Page 229: ...or unit O O SVSS circuit Single heating Simultaneous cooling Indoor heating Simultaneous heating Indoor heating Refrigerant sound may be heard from SVSS valve circuit Temperature of suction gas pipe at outdoor side of the selector unit is higher than that of normal selector unit Single cooling SV11 OFF O Check valve leakage Refrigerant sound may be heard from check valve Discharge gas pipe is cold...

Page 230: ...MV TCS Suction gas pipe Discharge gas pipe Liquid pipe Incorrect wiring incorrect mounting of coil SVD SVS SV11 ON Control SVS ON Actually SVS ON Cool wind is out Heating operation D Incorrect piping Suction gas pipe Discharge gas pipe SV11 ON SVS ON E SV SV SV SV TC2 TCJ TC1 PMV SVD SVDD SVS SVSS PMV TCS Suction gas pipe Discharge gas pipe Liquid pipe PMV leakage FS unit SVS ON Not cooled Cooling...

Page 231: ...95 100 105 110 115 120 162 2 125 8 98 3 77 5 61 5 49 1 39 5 32 0 26 1 21 4 17 6 14 6 12 1 10 2 8 5 7 2 6 1 5 2 4 5 3 8 3 3 2 9 2 5 2 2 1 9 Outdoor TD1 TD2 TK1 TK2 TK4 and TK5 sensors Resistance kΩ 10 C or below Resistance kΩ 10 C or above Resistance kΩ 10 C or below Resistance kΩ 10 C or above 10 15 25 5 20 0 10 20 30 40 50 60 70 10 0 Temperature C 80 90 100 20 30 100 150 50 33 8kΩ 49 1kΩ 10 0kΩ 3...

Page 232: ...e 3 GND Black GND Black 4 5V Red 5V Red Low pressure side PS High pressure side PD 0 5 4 5V 0 3 92MPa 0 5 3 5V 0 0 98MPa 1 5 7 4 1 8 9 0 0 0 5 3 5 5 Low pressure side output voltage V a P M e r u s s e r P 4 15 3 92 Pressure MPa 4 5 4 73 0 5 0 High pressure side output voltage V 0 5 10 15 20 25 30 35 40 45 50 55 60 33 8 26 1 20 4 16 0 12 6 10 0 8 0 6 4 5 2 4 2 3 5 2 8 2 3 Temperature C Indoor TA T...

Page 233: ... 20 4 16 0 12 6 10 0 8 0 6 4 5 2 4 2 3 5 2 8 2 3 1 9 1 6 1 4 1 2 Temperature C 10 15 5 20 0 30 20 10 0 10 20 30 40 50 60 70 80 90 100 100 150 50 200 0 10 15 5 20 0 30 20 10 0 10 20 30 40 50 60 70 80 90 100 100 150 50 200 0 Resistance kΩ 10 C or beiow Resistance kΩ 10 C or above Resistance kΩ 10 C or beiow Resistance kΩ 10 C or above Temperature C Temperature C Indoor TC1 sensor Indoor TC2 and TCJ ...

Page 234: ... 2 36 2 38 2 40 2 42 2 44 2 46 2 48 2 50 2 52 2 54 2 56 2 58 2 60 2 62 2 64 2 66 2 68 2 70 2 72 2 73 2 75 2 77 2 79 2 81 2 83 2 85 2 87 2 89 2 91 2 93 2 95 2 97 1 46 1 48 1 50 1 52 1 54 1 56 1 58 1 60 1 62 1 64 1 66 1 67 1 69 1 71 1 73 1 75 1 77 1 79 1 81 1 83 1 85 1 87 1 89 1 90 1 92 1 94 1 96 1 98 2 00 2 02 2 04 2 06 2 08 2 10 2 12 2 13 2 15 2 17 2 19 2 21 2 23 2 25 2 27 2 29 2 31 2 33 2 35 2 36...

Page 235: ...87 2 89 2 91 2 93 2 95 2 97 0 49 0 49 0 50 0 51 0 51 0 52 0 53 0 53 0 54 0 55 0 55 0 56 0 56 0 57 0 58 0 58 0 59 0 60 0 60 0 61 0 62 0 62 0 63 0 64 0 64 0 65 0 65 0 66 0 67 0 67 0 68 0 69 0 69 0 70 0 71 0 71 0 72 0 72 0 73 0 74 0 74 0 75 0 76 0 76 0 77 0 78 0 78 0 79 0 79 0 80 0 81 5 0 5 0 5 1 5 2 5 2 5 3 5 4 5 4 5 5 5 6 5 6 5 7 5 8 5 8 5 9 6 0 6 0 6 1 6 1 6 2 6 3 6 3 6 4 6 5 6 5 6 6 6 7 6 7 6 8 6...

Page 236: ...ne Note 4 It is prohibited to combine compressor backup operation and outdoor unit backup operation Note 5 When the chassis of different size are combined do not perform back up oueration with the large size chassis u k c a b f o d o h t e M t l u a f f o s t n e t n o C p operation Setting procedure 2 9 o t o G 2 e t o N e e s p u k c a b r o s s e r p m o C 1 e t o N e e s s l i a f t i n u e m ...

Page 237: ... system 2 Set the DIP switches of SW06 provided on the interface P C board of the outdoor unit with the faulty compressor as shown in the table below Two compressor model SW06 Bit 1 Bit 2 Bit 3 Bit 4 F F O F F O F F O F F O g n i t t e s t l u a f e d y r o t c a F When compressor No 1 front left is faulty ON OFF OFF OFF When compressor No 2 front right is faulty OFF ON OFF OFF 1 2 3 4 1 2 3 4 1 2...

Page 238: ...ing between Comp IPDU and Fan IPDU as shown in the below CN21 CN23 CN21 CN23 CN21 CN23 CN21 CN23 Change the connection of wiring which is connected to the CN21 23 of Comp IPDU2 Change to CN21 of Comp IPDU1 from CN21 of Comp IPDU2 Change to CN23 of Comp IPDU2 from CN23 of Comp IPDU2 Change the connection of wiring which is connected to the CN21 23 of Comp IPDU2 Change to CN21 of Comp IPDU1 from CN2...

Page 239: ...the below CN22 CN23 CN21 CN23 Change the connection of wiring which is connected to the CN21 23 of Comp IPDU1 Change to CN22 of Comp IPDU2 from CN21 of Comp IPDU1 Change to CN23 of Comp IPDU2 from CN23 of Comp IPDU1 Tighten two wirings together with screw terminal Change the connection of wiring which is connected to the CN21 23 of Comp IPDU2 Change to CN22 of Comp IPDU1 from CN21 of Comp IPDU2 Ch...

Page 240: ...s of the liquid and balance pipe fully open to prevent refrigerant stagnation in the unit However if there is a leakage from an outdoor PMV unable to close fully close the liquid pipe service valve 4 In case of fault in compressor electrical part I F P C board or IPDU P C board From this point on keep the power supply to the failed unit off In case of fault in refrigerating circuit or related part...

Page 241: ...rouble in the number of outdoor header units will be displayed on the 7 segment display However this will not cause any problems 7 Perform settings needed to gain permission for backup operation from the header unit trouble clearance 1 Set SW01 02 03 on the interface P C board to 1 1 1 and confirm that U1 E26 dropping out of an outdoor unit is displayed on the 7 segment display 2 Set SW01 02 03 on...

Page 242: ...vice valve 4 In case of fault in compressor electrical part I F P C board or IPDU P C board From this point on keep the power supply to the failed unit off In case of fault in refrigerating circuit or related part pressure sensor temperature sensor refrigerating cycle part or fan system part Disconnect the connector CN03 for outdoor outdoor communication BUS2 provided on the interface P C board 24...

Page 243: ...ng criteria If only one follower unit is connected select it as the header unit If two follower units are connected select the follower unit that is nearest to the failed header unit Setup of new header unit 6 Set SW13 and SW14 on the interface P C board same as the setting of failed header unit refrigerant line address setting 7 Turn on Bit 2 of SW09 on the interface P C board Setting to prevent ...

Page 244: ...y off In case of fault in refrigerating circuit or related part pressure sensor temperature sensor refrigerating cycle part or fan system part Turn on the power supply to protect the compressor by turning on the case heater When the power supply to the unit is turned on E19 trouble in the number of outdoor header units will be displayed on the 7 segment display However this will not cause any prob...

Page 245: ...rcing valve or some other tool After a pump down operation do not perform any brazing until the residual gas in the heat exchangers is recovered Work procedure Turn on the power supply to the system at the source but leave the system switched off If the trouble involves poor insulation of a compressor motor remove the motor leads before the power is turned on Setup of failed outdoor unit 1 Connect...

Page 246: ...unit for pressure adjustment to 1 2 2 11 As the low pressure sensor output is displayed on the 7 segment display adjust the pressure to around 0 12 MPa by slowly closing the gas pipe service valve with checking pressure data 12 Compare the low pressure sensor outputs of the failed unit with that of the unit for pressure adjustment and wait until the two pressure readings become almost the same Aft...

Page 247: ...gas pipe service valve 8 Select outdoor unit with lowest unit No as outdoor unit for pressure adjustment Fully close balance pipes of all outdoor units other than unit for pressure adjustment and failed unit While monitoring low pressure sensor output adjust pressure to around 0 12 MPa by slowly closing gas pipe service valve When low pressure sensor output of failed outdoor unit falls below 0 10 ...

Page 248: ... joint and the low pressure side check joint using a gauge manifold and purge the manifold of air to recover refrigerant from the liquid tank and heat exchangers 2 Fully close the liquid pipe packed valve of the failed outdoor unit Leave the service valve of the gas pipe and the packed valve of the balance pipe fully open Setup of unit selected as header unit hereafter header outdoor unit 3 Set SW...

Page 249: ...ery device Be sure to measure the amount of recovered refrigerant This is necessary to determine how much additional refrigerant will be needed after the completion of the repair This is the end of the refrigerant recovery operation Set SW01 02 03 of the header unit back to 1 1 1 8 6 7 9 10 12 11 Approx 10 minutes after system startup fully close gas pipe service valve Select header unit as unit f...

Page 250: ...cording to the capacity of the failed outdoor unit See the table below Example If a 18HP outdoor unit is under repair in a 50HP system Amount of refrigerant required by system as it was initially 50HP in capacity 51 0kg Amount of refrigerant required by system with available outdoor units only 32HP in capacity 37 0kg Amount of refrigerant to be removed from system 51 0 37 0 14kg 3 Set up the outdo...

Page 251: ...oints shown in the diagram below liquid pipe discharge pipe and suction pipe SW12 CN30 PMV operation Bit 1 Bit 2 Bit 3 Bit 4 OFF OFF OFF OFF Short circuit PMV1 fully open for 2 minutes ON OFF OFF OFF Short circuit PMV4 fully opens for 2 minutes 250 TL1 TS1 SV2 TE1 SV3D SV3B SV3A TD1 TK4 TK5 Fan Liquid Tank TE2 SV6 TO SV3C Fusible plug Fan motor SV SV5 SV TD2 SV42 TK2 SV SV41 TK1 SV SV S SV 0 SV SV...

Page 252: ...s such as indoor unit relocation and repairs it is not possible to recover all the refrigerant held by the system in the outdoor units It could cause a serious accident such as blow out or injury Be sure to perform refrigerant recovery using a refrigerant recovery device WARNING When detaching a pipe by heating with a burner at brazed joint take care as any oil left in the piping may burn in a mom...

Page 253: ...d compressor contained A cc by following the steps below 1 Amount of oil in faulty compressor A cc 0 A 1000 1 Adjust the amount of oil in the new compressor to 1000cc Lay the new compressor down and draw 900 cc of oil via the oil equalization pipe Notes Do not draw more than 900 cc of oil as it may cause damage to the compressor If the troubled compressor contained 500cc or less there may have bee...

Page 254: ...compressor down and draw 1900 A cc of oil via the oil equalization pipe 3 Amount of oil in troubled compressor A cc 1900 A 1 Adjust the amount of oil in the new compressor to A cc Insert a hose into the discharge pipe or oil equalization pipe of the new compressor and inject A 1900 cc of oil using a funnel etc Compressor 253 ...

Page 255: ...e normal compressor contained B cc by following the steps below 1 Combined amount of oil in troubled and normal compressors A B cc 0 A B 2000 1 Adjust the amount of oil in the two new compressors to 1000cc each total 2000cc Lay the compressors down and draw 900 cc of oil from each of them via their oil equalization pipes Notes Do not draw more than 900 cc of oil from a compressor as it may cause d...

Page 256: ...o new compressors to 1000cc each total 2000cc Lay the compressors down and draw 900 cc of oil from each of them via their oil equalization pipes Notes Do not draw more than 900 cc of oil from a compressor as it may cause damage If the troubled compressor contained 500cc or less there may have been a problem with the oil equalization circuit etc Perform checks in accordance with 11 3 Check Procedur...

Page 257: ...Connect a vacuum pump consecutively to the check joints placed in the liquid and discharge pipes and on the high pressure side of the suction pipe and turn it on Operate the vacuum drying until the vacuum gauge indicates 1 mmHg Method to fully open PMV manually 1 Turn on the power switch of the outdoor unit 2 With the Bits 1 and 2 of SW12 set to off short circuit the pins of CN30 3 Disconnect the ...

Page 258: ...ted to the same refrigerant line fully open Are the characteristics of the TK1 TK2 TK4 or TK5 sensors of the unit that has replaced compressor correct To next page No No No Yes Correct the miswiring or connection TK1 CN531 TK2 CN532 TK4 CN534 TK5 CN535 Yes Yes With the compressor s disconnected check the oil circuit in accordance with the procedure described below Open the balance pipe valves full...

Page 259: ...r there is a leak from the oil equalization pipe check valve F Replace the part Leakage of SV3A valve G 6 With pressure applied to the check joint of with nitrogen manually open the SV3B valve If gas escapes from the suction pipe section of the disconnected compressor there is a leak from the SV3A valve Replace the part Clogging of SV3E valve Clogging of oil return distributor I 8 With pressure ap...

Page 260: ... there is a leak from the oil equalization pipe check valve F Replace the part Leakage of SV3A valve G 6 With pressure applied to the check joint of with nitrogen manually open the SV3B valve If gas escapes from the suction pipe section of the disconnected compressor there is a leak from the SV3A valve Replace the part Clogging of SV3E valve Clogging of oil return distributor I 8 With pressure app...

Page 261: ...pipe check valve F Replace the part Leakage of SV3A valve G 6 With pressure applied to the check joint of with nitrogen manually open the SV3B valve If gas escapes from the suction pipe section of the disconnected compressor there is a leak from the SV3A valve Replace the part Clogging of SV3E valve Clogging of oil return distributor I 8 With pressure applied to the check joint of with nitrogen ma...

Page 262: ...et M5 16 4 pcs 3 Remove the screws for the lower cabinet Front and rear M5 10 7 pcs for front and 6 pcs for rear 4 Remove the screws for the service panel M5 10 2 pcs 5 Remove the screws for the suction cabinet Front and rear M5 10 4 pcs each 6 Remove the screws for the discharge cabinet side cabinet Left and right M5 10 6 pcs each 2 Attachment Carry out installation by following the detachment pr...

Page 263: ... propeller fan CAUTION Lift it straight up Do not forcibly pull it or it may get stuck 7 Disconnect the Faston connectors for the fan motor leads 3 pieces from the Fan IPDU and pull the leads up and out 8 Remove the fan motor M6 20 4 pcs s k r a m e R e r u d e c o r p k r o W d e c a l p e r e b o t t r a P o N Discharge cabinet side cover 4 Flange nut 6 7 8 Screw 4 locations 5 Square washer 2 Sc...

Page 264: ...oises and vibrations may result 3 Tighten the flange nut at a torque of 15N m 153kgf cm To tighten the flange nut turn it counterclockwise 4 Remove the clamp filter from the fan motor with trouble then attach the clamp filter to the substitution in the same way as before replacement Turn through the fan motor lead once around the clamp filter s k r a m e R e r u d e c o r p k r o W d e c a l p e r...

Page 265: ... the waterproof board M4 10 2 pcs 6 Remove the brazed joints of the piping connected 8 to 14HP 4 locations 16 to 20HP 5 locations 7 Remove the screws for the heat exchanger end plate and pull the heat exchanger out M5 10 2 pcs s k r a m e R e r u d e c o r p k r o W d e c a l p e r e b o t t r a P o N With a 12 14HP unit remove the discharge cabinet anchor plates Left and right M5 10 2 pcs 2 sets ...

Page 266: ...e dismantling procedure in reverse 7 1 Before pushing the lower part in pull the reactor leads out Take care so that the wiring does not get caught in the way Reconnect all the wiring s k r a m e R e r u d e c o r p k r o W d e c a l p e r e b o t t r a P o N 4 Steps only applicable to a 12 to 20HP unit Remove the reactor lead cover M4 10 1 pc Remove the screws securing the box M4 10 1 pc Detach t...

Page 267: ...the reactor M4 6 1 pc 12 to 20HP case 8 10HP case s k r a m e R e r u d e c o r p k r o W d e c a l p e r e b o t t r a P o N 3 With a 12 to 20HP unit remove the separately mounted reactor box To remove the reactor box remove the screws at the top and bottom M5 10 and unlock the box by sliding the stopper to the right Before pulling the reactor box tilt it back to free the bottom With a 12 to 20HP...

Page 268: ...C SV6 SV2 SV5 Oil separator SV11 PS sensor PD sensor SV52 Compressor 2 Compressor 1 Inverter assembly Accumulator Liquid tank SV41 SV42 Liquid tank SV6 SV3D SV3B SV3C SV3A SV14 SV3E SV5 SV2 Oil separator SV11 PD sensor PS sensor SV52 Inverter assembly Accumulator Compressor 1 Compressor 2 Liquid tank SV3D SV3E SV3B SV3C SV3A SV6 SV14 SV2 Oil separator Accumulator SV5 SV11 SV52 SV12 PS sensor PD se...

Page 269: ...SV6 SV2 SV5 Oil separator SV11 PS sensor PD sensor Compressor 2 Compressor 1 Inverter assembly Accumulator Rear Front SV41 SV42 Liquid tank SV6 SV3D SV3B SV3C SV3A SV14 SV3E SV5 SV2 Oil separator SV11 PD sensor PS sensor Compressor 2 Compressor 1 Inverter assembly Accumulator Front Rear Liquid tank SV3D SV3E SV3B SV3C SV3A SV6 SV14 SV2 Oil separator Accumulator SV5 SV11 SV12 PS sensor PD sensor In...

Page 270: ...ion colors MAP0806 MAP1006 Product front view Product rear view TO sensor black TE1 sensor blue TD2 sensor red TD1 sensor yellow TE2 sensor red TL1 sensor white TS1 sensor gray TS2 sensor black TK4 sensor white TK2 sensor blue One farther to you TK1 sensor black One closer to you TK5 sensor green ...

Page 271: ...tions and idenfication colors MAP1206 MAP1406 Product front view Product rear view TK4 sensor white TK5 sensor green TS1 sensor gray TS2 sensor black TK1 sensor black TK2 sensor blue TL1 sensor white TE1 sensor blue TE2 sensor red TD2 sensor red TD1 sensor yellow TO sensor black ...

Page 272: ...and idenfication colors MAP1606 MAP1806 MAP2006 7 Product front view Product rear view TS2 sensor black TS1 sensor gray TL1 sensor white TE2 sensor red TO sensor black TE1 sensor blue TD1 sensor yellow TD2 sensor red TK4 sensor white TK5 sensor green TK1 sensor black TK2 sensor blue ...

Page 273: ...22 22 Dischage pipe Strainer φ 19 05 φ 12 7 SV6 valve Discharge pipe φ 6 35 φ 22 22 Suction pipe SV41 valve φ 22 22 φ 8 0 Suction pipe SV42 valve φ 22 22 φ 8 0 SV2 valve Discharge pipe φ 6 35 φ 22 22 Liquid pipe Balance pipe φ 15 88 φ 9 52 SV3AB valve Liquid pipe φ 9 52 φ 15 88 PMV1 pipe PMV4 pipe φ 15 88 φ 12 7 Suction pipe Distributor φ 22 22 φ 22 22 Dischage pipe Strainer φ 22 22 φ 12 7 Oil hea...

Page 274: ...an be placed the other way around but only at the expense of work efficiency 3 Place the stainless steel band tightly around the pipe fixing rubber so that there is no gap between them Take utmost care not to create a gap over the curved section of the rubber where the hairpin side of the band is located 4 While holding the rubber press down the base of the hook lightly against the rubber and enga...

Page 275: ... the 4 way valve or a blockage or leakage involving brazing filler metal may result 9 Reinstall the PMV assembly which was removed in step 4 Provide adequate cover for the PMV to protect it from overheating 10 Reinstall all the coils removed in step 3 and put the wiring back to its initial state 11 Reinstall the inverter box in accordance with the installation instructions 12 Reinstall the lower c...

Page 276: ...rmly into the 4 way valve or a blockage or leakage involving brazing filler metal may result 9 Reinstall the PMV assembly which was removed in step 4 Provide adequate cover for the PMV to protect it from overheating 10 Reinstall all the coils removed in step 3 and put the wiring back to its initial state 11 Reinstall the inverter box in accordance with the installation instructions 12 Reinstall th...

Page 277: ... pipe located below the 4 way valve 6 Remove the end sections of the pipes above the 4 way valve which were cut in step 5 7 Install a new 4 way valve Provide adequate cover for the 4 way valve to protect it from overheating During the installation insert pipes firmly into the 4 way valve or a blockage or leakage involving brazing filler metal may result 8 Reinstall all the coils removed in step 3 ...

Page 278: ...8 A B ASM PCB N F 43T6V646 Demand Response P C board For MMY MAP FT8P A MCC 1653 ASM PCB DRC Parts code Description Applicable model P C board type code Product code MMY MAP1606FT MMY MAP1806FT MMY MAP2006FT MCC 1673 ASM PCB I F MCC 1660 ASM PCB A3IPDU MCC 1659 ASM PCB FANIPDU MCC 1608 A B ASM PCB N F 43T6V663 Interface P C board 43T6V630 Inverter P C board for compressor 43T6V627 Inverter P C boa...

Page 279: ... Power supply terminal block Inverter P C board for Compressor 1 A3 IPDU MCC 1660 Inverter P C board for fan2 FAN IPDU MCC 1659 Inverter P C board for Compressor 2 A3 IPDU MCC 1660 Communication terminal block Noise Filter P C board MCC 1608 MMY MAP1206FT MMY MAP1406FT MMY MAP1606FT MMY MAP1806FT MMY MAP2006FT Relay terminal block for reactor Magnet Contactor Communication terminal block Thermisto...

Page 280: ...06FT8 J P E TR 1210W Cut Cut MMY MAP1406FT8 J P E TR Cut Cut Cut Cut Cut MMY MAP1606FT8 J P E TR 1600W Cut Cut Cut Cut MMY MAP1806FT8 J P E TR Cut Cut Cut Cut MMY MAP2006FT8 J P E TR Cut Cut Cut MMY MAP0806FT8 7 J P 990W Cut Cut Cut Cut MMY MAP1006FT8 7 J P Cut Cut Cut MMY MAP1206FT8 7 J P 1210W Cut Cut Cut MMY MAP1406FT8 7 J P Cut Cut Cut Cut Cut Cut MMY MAP1606FT8 7 J P 1600W Cut Cut Cut Cut Cut...

Page 281: ...ssor IPDU Remove the connectors by pulling the connector body Do not pull the wire 3 Remove all the four screws which secures the Compressor IPDU to the Heat sink These screws are to be re used after procedure 4 Remove the Compressor IPDU from the four spacers by pinching the top of the spacers by round nose pliers Screw RED lead wire Reactor lead wire Compressor IPDU 43T6V628 Compressor IPDU MCC ...

Page 282: ...olutely sure that it is passed through the T611 transformer and then connected When connecting the black lead wire which is connected to CN03 be absolutely sure that it is passed through the T612 transformer and then connected If it is not passed through the transformer it will not be possible for the input current level to be measured correctly and a compressor failure may result 9 If the compone...

Page 283: ...ssor IPDU Remove the connectors by pulling the connector body Do not pull the wire 3 Remove all the four screws which secures the Compressor IPDU to the Heat sink These screws are to be re used after procedure 4 Remove the Compressor IPDU from the four spacers by pinching the top of the spacers by round nose pliers Screw RED lead wire Reactor lead wire Compressor IPDU 43T6V629 Compressor IPDU MCC ...

Page 284: ...olutely sure that it is passed through the T611 transformer and then connected When connecting the black lead wire which is connected to CN03 be absolutely sure that it is passed through the T612 transformer and then connected If it is not passed through the transformer it will not be possible for the input current level to be measured correctly and a compressor failure may result 9 If the compone...

Page 285: ...PDU Remove the connectors by pulling the connector body Do not pull the wire 3 Remove all the eight screws which secures the Compressor IPDU to the Heat sink These screws are to be re used after procedure 4 Remove the Compressor IPDU from the four spacers by pinching the top of the spacers by round nose pliers Screw RED lead wire Reactor lead wire Compressor IPDU 43T6V630 Compressor IPDU MCC 1660 ...

Page 286: ...ed to CN03 be absolutely sure that it is passed through the T612 transformer and then connected When connecting the red lead wire which is connected to CN203 be absolutely sure that it is passed through the T201 transformer and then connected When connecting the white lead wire which is connected to CN202 be absolutely sure that it is passed through the T202 transformer and then connected If it is...

Page 287: ...by pulling the connector body Do not pull the wire 3 Remove all the two screws which secures the FAN IPDU to the Heat sink These screws are to be re used after procedure 4 Remove the Fan IPDU from the four PCB Mounts 5 Confirm that no dirt or damage is on the sub heat sink As it can reduce the heat transfer efficiency and cause a breakdown PCB Mounts Screw Faston terminal WHITE lead wire FAN IPDU ...

Page 288: ...ll the connectors and the Faston terminals are connected correctly and securely inserted 9 If the components on the PCB were bent during this procedure straighten them so they do not to touch other parts 10 Install the cover then turn on the supply Check the operation Ex MMY MAP1006FT8P Ex MMY MAP1406FT8P FAN IPDU Upper Side For Fan 1 DIP switch SW800 setting ON 1 2 FAN IPDU Upper Side For Fan 1 D...

Page 289: ...the service P C board so keep them in a safe place 3 Disconnect all the connectors and Faston terminals used to connect wiring to the noise filter P C board The line filter and its leads both connected to the screw on terminals of the noise filter P C board A will be removed in step 6 Disconnect all the connectors and Faston terminals Ex MMY MAP1006FT8P Noise Filter P C board MCC 1608 Noise Filter...

Page 290: ...ver or an air driver as this can cause damage to the line filter Connect the wires according to the wiring diagram 8 Securely connect the service P C boards to the chassis using the earth screws removed in step 4 If either of the screws is loose it will pose a risk of device failure by degrading noise control so take care while engaging in the work Nevertheless do not use an electric or pneumatic ...

Page 291: ... board so keep them in a safe place 3 Disconnect all the connectors and Faston terminals used to connect wiring to the noise filter P C board The line filter and its leads both connected to the screw on terminals of the noise filter P C board A will be removed in step 6 Disconnect all the connectors and Faston terminals Ex MMY MAP2006FT8P subject left side Noise Filter P C board MCC 1608 Noise Fil...

Page 292: ...ctric driver or an air driver as this can cause damage to the line filter Connect the wires according to the wiring diagram 8 Securely connect the service P C boards to the chassis using the earth screws removed in step 4 If either of the screws is loose it will pose a risk of device failure by degrading noise control so take care while engaging in the work Nevertheless do not use an electric or p...

Page 293: ...als used to connect wiring to the noise filter P C board The line filter and its leads both connected to the screw on terminals of the noise filter P C board A will be removed in step 6 Disconnect all the connectors and Faston terminals 4 Remove the earthing screws and the three PCB mount The removed earthing screws and the PCB mount will be reused during the installation of the service P C board ...

Page 294: ...e to the line filter Connect the wires according to the wiring diagram 8 Securely connect the service P C boards to the chassis using the earthing screws removed in step 4 If either of the screws is loose it will pose a risk of device failure by degrading noise control so take care while engaging in the work Nevertheless do not use an electric or pneumatic screwdriver under any circumstances as it...

Page 295: ...s 4 Tighten the screws of upper side φ4 x 8 2 pcs 2 P C board 1 Detachment 1 Perform work of procedure 1 1 Detachment Electric parts cover 2 Remove connectors which are connected from the control P C board to the other parts Black Yellow White White White CN67 Power supply wires CN309 Power supply wires CN710 SVS SVSS SSVD SVD CN720 PMV CN101 TCS sensor CN400 Communication wire CN22 Earth wire Ter...

Page 296: ...c 3 Connect the wires disconnected as before 4 Attach the Electoric parts cover Refer to 1 2 Fit in the hole Remove from the terminal Straight Shape Flag Shape Flag Shape both ends Fig A lead upward lead downward Fig B Fit the cylindrical protrusion of the terminal block TB01 and TB02 into the hole of the sheet metal of the electrical box For the leads of the coil 3 pcs that has the faston termina...

Page 297: ...band 1 pc for bundling the wires of the coil SVS SVSS SVDD SVD 3 Take off the fixing screws remove the Coil connection plate and then remove the coil 4 Remove the wires from the terminal TB01 TB02 and the P C board CN710 Binding band Screws M4x6 4pcs Heat sink SVSS SVD Screw M4 x 8 1pc Coil connection plate Position of the screw holes Top plate E BOX Non heat insulation The inside of Fit the non t...

Page 298: ... parts cover and the Top plate Refer to 1 2 and 5 2 Upper side Screws SVSS or SVD For the coil connecting plate attach the flange downward Screw M4 x 8 1 pc Screws M4 x 6 4 pcs Heat sink Binding band field supply Wiring position Fix the heatsink to the direction indicated in the figure Attach the coil to the position indicated in the coil attachment nameplate Be careful about the attachment direct...

Page 299: ...as before 2 Connect the wires disconnected as before 3 Fix the wire of the PMV Coil by the Wire Clamp as before 4 Fix the Clamp filter by the binding band field supply 1 pc to the wires of the Coil PMV and the TCS Sensor 5 Fix the wires of Coil PMV and TCS Sensor by the binding band field supply 1 pc to the reinforcement plate 6 Attach the Electric parts cover and the Top plate Refer to 1 2 and 5 ...

Page 300: ...hile tilting it 2 Attachment 1 Fit the Drain pan to the Bottom plate while tilting it as before 2 Fit the Bottom plate and Drain pan together to the cabinet 3 Fit the fixing screws φ4 x 8 4 pcs 4 Attach the Drain hose Refer to 8 2 Cabinet Drain pan Bottom plate Edge Claws Picking Picking Position of the screw holes both side of the Bottom plate Insert the hose surely to the end of Drain pan that t...

Page 301: ... J P E MAP1006FT8 J P E MMY MAP0806FT8 J P TR MAP1006FT8 J P TR MMY MAP0806FT8 J P MAP1006FT8 J P MMY MAP0806FT7 J P MAP1006FT7 J P MMY MAP0806FT8P A MAP1006FT8P A 300 006 008 060 085 061 002 087 086 2 2 6 6 084 012 016 013 007 009 003 005 001 089 088 052 017 100 ...

Page 302: ...MMY MAP0806FT8 J P E MAP1006FT8 J P E MMY MAP0806FT8 J P TR MAP1006FT8 J P TR 301 ...

Page 303: ...MMY MAP0806FT8 J P MAP1006FT8 J P MMY MAP0806FT7 J P MAP1006FT7 J P MMY MAP0806FT8P A MAP1006FT8P A 302 ...

Page 304: ...ible plug Liquid Tank High pressure sensor Accumlator Com pressor 2 Com pressor 1 Oil Header Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve Fan SV SV3E Oil separator High pressure switch High pressure switch SV Solenoid valve Capillary tube Check valve Check joint Strainer Symbol Distributor Temperature sensor 017 019 020 023 02...

Page 305: ...ensor Fusible plug Liquid Tank High pressure sensor Accumlator Com pressor 2 Com pressor 1 Oil Header Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve Fan SV SV3E Oil separator High pressure switch High pressure switch SV Solenoid valve Capillary tube Check valve Check joint Strainer Symbol Distributor Temperature sensor 017 019 0...

Page 306: ...MAP1206FT8 J P TR MAP1406FT8 J P TR MMY MAP1206FT8 J P MAP1406FT8 J P MMY MAP1206FT7 J P MAP1406FT7 J P MMY MAP1206FT8P A MAP1406FT8P A 305 006 010 014 011 084 016 2 2 6 6 018 052 088 089 007 015 004 001 003 005 002 087 086 085 062 063 004 100 ...

Page 307: ... 306 MMY MAP1206FT8 J P E MAP1406FT8 J P E MMY MAP1206FT8 J P TR MAP1406FT8 J P TR ...

Page 308: ... 307 MMY MAP1206FT8 J P MAP1406FT8 J P MMY MAP1206FT7 J P MAP1406FT7 J P MMY MAP1206FT8P A MAP1406FT8P A ...

Page 309: ... High pressure sensor Fusible plug Oil separator Accumlator Liquid Tank Oil Header Com pressor 1 Com pressor 2 High pressure switch High pressure switch Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve SV SV3E SV Solenoid valve Capillary tube Check valve Check joint Strainer Symbol Distributor Temperature sensor 018 019 021 022 02...

Page 310: ...re sensor High pressure sensor Fusible plug Oil separator Accumlator Liquid Tank Oil Header Com pressor 1 Com pressor 2 High pressure switch High pressure switch Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve SV SV3E SV Solenoid valve Capillary tube Check valve Check joint Strainer Symbol Distributor Temperature sensor 018 019 0...

Page 311: ...006FT8 J P TR MMY MAP1606FT8 J P MAP1806FT8 J P MAP2006FT8 J P MMY MAP1606FT7 J P MAP1806FT7 J P MAP2006FT7 J P MMY MAP1606FT8P A MAP1806FT8P A MAP2006FT8P A 310 061 085 060 001 087 086 002 011 006 003 005 005 003 014 016 012 084 008 2 2 6 6 018 052 088 089 007 013 015 001 087 086 002 011 009 100 100 ...

Page 312: ... 311 MMY MAP1606FT8 J P E MAP1806FT8 J P E MAP2006FT8 J P E MMY MAP1606FT8 J P TR MAP1806FT8 J P TR MAP2006FT8 J P TR ...

Page 313: ... 312 MMY MAP1606FT8 J P MAP1806FT8 J P MAP2006FT8 J P MMY MAP1606FT7 J P MAP1806FT7 J P MAP2006FT7 J P MMY MAP1606FT8P A MAP1806FT8P A MAP2006FT8P A ...

Page 314: ...ft side Sub heat exchanger 1 Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve High pressure switch Com pressor 2 SV SV SV3E SV Solenoid valve Capillary tube Check valve Check joint Strainer Symbol Distributor Temperature sensor 027 043 018 019 021 022 024 026 028 029 030 031 033 036 038 039 040 041 050 051 054 056 058 064 065 066 ...

Page 315: ...exchanger 1 Liquid side Service valve Discharge gas side Service valve Balance pipe Service valve Suction gas side Service valve High pressure switch Com pressor 2 SV SV SV3E SV Solenoid valve Capillary tube Check valve Check joint Strainer Symbol Distributor Temperature sensor 027 043 018 019 021 022 024 026 028 029 030 031 033 036 038 039 040 041 050 051 054 056 058 064 065 066 070 071 094 095 0...

Page 316: ...6 43T46445 VALVE CHECK UCV A1506DRQ5 2 2 028 43T46398 VALVE CHECKED BCV 804DY 4 4 029 43T46399 VALVE CHECK BCV 603DY 1 1 1 1 030 43T46400 VALVE CHECKED BCV 302DY 3 3 3 3 031 43T46409 JOINT CHECK 3 3 3 3 032 43T46447 VALVE PMV PAM BA2YGTF 1 φ4 8 1 1 1 1 033 43T46394 VALVE PMV 1 1 1 1 034 43T46449 COIL PMV 1 1 1 1 035 43T46407 COIL PMV 1 1 1 1 036 43T46452 VALVE 4WAY SHF 35B 67 04 1 1 1 1 037 43T464...

Page 317: ...BBER SUPPORTER PIPE 2 2 078 43T49354 RUBBER SUPPORTER PIPE 2 2 3 3 079 43T49355 RUBBER SUPPORTER PIPE 2 2 4 4 080 43T49347 RUBBER SUPPORTER PIPE 4 4 4 4 081 43T49360 RUBBER SUPPORTER PIPE 2 2 082 43T49358 BAND FIX 6 6 10 10 083 43T19333 HOLDER SENSOR 12 12 12 12 084 43T01311 MARK TOSHIBA 1 1 1 1 085 43T63358 HOLDER NFC 1 1 1 1 086 43T39351 NUT FLANGE 1 1 1 1 087 43T39350 WASHER 1 1 1 1 088 43T4738...

Page 318: ... VALVE CHECKED BCV 804DY 1 1 1 029 43T46399 VALVE CHECK BCV 603DY 1 1 1 030 43T46400 VALVE CHECKED BCV 302DY 3 3 3 031 43T46409 JOINT CHECK 3 3 3 032 43T46447 VALVE PMV PAM BA2YGTF 1 φ4 8 1 1 1 033 43T46394 VALVE PMV 1 1 1 034 43T46449 COIL PMV 1 1 1 035 43T46407 COIL PMV 1 1 1 036 43T46452 VALVE 4WAY SHF 35B 67 04 1 1 1 037 43T46453 COIL SOLENOID AC220V 240 50HZ 1 1 1 038 43T46411 VALVE 2WAY VPV ...

Page 319: ...R PIPE 2 2 2 079 43T49355 RUBBER SUPPORTER PIPE 3 3 3 080 43T49347 RUBBER SUPPORTER PIPE 3 3 3 082 43T49358 BAND FIX 9 9 9 083 43T19333 HOLDER SENSOR 12 12 12 084 43T01311 MARK TOSHIBA 1 1 1 085 43T63358 HOLDER NFC 1 1 1 086 43T39351 NUT FLANGE 2 2 2 087 43T39350 WASHER 2 2 2 088 43T47385 BOLT COMPRESSOR 6 6 6 089 43T49357 RUBBER CUSHION 6 6 6 090 43T47332 BONNET 3 8 IN 1 1 1 092 43T47334 BONNET 5...

Page 320: ... 3 031 43T46409 JOINT CHECK 3 3 3 3 032 43T46447 VALVE PMV PAM BA2YGTF 1 φ4 8 1 1 1 1 033 43T46394 VALVE PMV 1 1 1 1 034 43T46449 COIL PMV 1 1 1 1 035 43T46407 COIL PMV 1 1 1 1 036 43T46452 VALVE 4WAY SHF 35B 67 04 1 1 1 1 43T46453 1 3 COIL SOLENOID AC220V 240 50HZ 43T46457 2 COIL SOLENOID AC208 230V 60HZ 038 43T46411 VALVE 2WAY VPV 603DQ2 1 1 1 1 039 43T46412 VALVE 2WAY FDF3A06 3 3 3 3 040 43T464...

Page 321: ...7 43T49353 RUBBER SUPPORTER PIPE 2 2 078 43T49354 RUBBER SUPPORTER PIPE 2 2 3 3 079 43T49355 RUBBER SUPPORTER PIPE 2 2 4 4 080 43T49347 RUBBER SUPPORTER PIPE 4 4 4 4 081 43T49360 RUBBER SUPPORTER PIPE 2 2 082 43T49358 BAND FIX 6 6 10 10 083 43T19333 HOLDER SENSOR 12 12 12 12 084 43T01311 MARK TOSHIBA 1 1 1 1 085 43T63358 HOLDER NFC 1 1 1 1 086 43T39351 NUT FLANGE 1 1 1 1 087 43T39350 WASHER 1 1 1 ...

Page 322: ...VE PMV 1 1 1 034 43T46449 COIL PMV 1 1 1 035 43T46407 COIL PMV 1 1 1 036 43T46452 VALVE 4WAY SHF 35B 67 04 1 1 1 43T46453 1 3 COIL SOLENOID AC220V 240 50HZ 43T46457 2 COIL SOLENOID AC208 230V 60HZ 038 43T46411 VALVE 2WAY VPV 603DQ2 1 1 1 039 43T46412 VALVE 2WAY FDF3A06 3 3 3 040 43T46454 VALVE 2WAY TEV S1220DQ50 6 6 6 43T46488 1 3 VALVE 2WAY VPV 43T46489 2 VALVE 2WAY VPV 043 43T46468 VALVE 2WAY TE...

Page 323: ...49354 RUBBER SUPPORTER PIPE 2 2 2 079 43T49355 RUBBER SUPPORTER PIPE 3 3 3 080 43T49347 RUBBER SUPPORTER PIPE 4 4 4 082 43T49358 BAND FIX 9 9 9 083 43T19333 HOLDER SENSOR 12 12 12 084 43T01311 MARK TOSHIBA 1 1 1 085 43T63358 HOLDER NFC 1 1 1 086 43T39351 NUT FLANGE 2 2 2 087 43T39350 WASHER 2 2 2 088 43T47385 BOLT COMPRESSOR 6 6 6 089 43T49357 RUBBER CUSHION 6 6 6 090 43T47332 BONNET 3 8 IN 1 1 1 ...

Page 324: ...06 710 717 TL1 701 TO TE1 701 701 TE2 701 TS2 701 TS1 TK4 704 701 TK5 704 704 704 TK2 704 TK1 TD2 TD1 704 711 715 716 706 CN211 CN213 CN212 705 703 709 711 712 710 719 708 PC board 720 721 722 718 L1 L2 L3 N CN530 P25 4 0mm2 600V JXO B2F 723 CN213 CN212 CN211 CN513 CN101 CN100 F100 CN106 DRM3 DRM2 DRM1 COM CN102 P02 Ａ DRM3 DRM2 DRM1 COM CN102 P02 CN101 CN100 CN106 F100 724 725 ...

Page 325: ...7 711 715 716 706 711 712 710 719 708 PC board 720 721 722 718 705 703 709 707 704 704 704 704 704 701 TD1 TD2 TK1 TS1 TE1 TE2 704 701 T0 TK5 TK2 TK4 701 701 TS2 701 TL1 701 L1 L2 L3 N F01 COMP2 COMP1 T612 4 0mm2 600V JXO B2F T612 CN201 CN203 CN202 CN202 CN203 CN201 CN201 CN101 CN100 F100 CN106 DRM3 DRM2 DRM1 COM CN102 P02 CN513 Ａ DRM3 DRM2 DRM1 COM CN102 P02 CN101 CN100 CN106 F100 724 725 723 ...

Page 326: ... Z T Ｌｏｔ Ｎｏ Ｌｏｔ Ｎｏ Ｒ Ｒ ZEBRA ZEBRA ３０Ａ ３０Ａ CH 65 Z T CH 65 Z T Ｌｏｔ Ｎｏ Ｌｏｔ Ｎｏ Ｒ Ｒ ZEBRA ZEBRA 706 710 711 715 716 706 PC board 720 721 713 718 705 703 707 716 717 722 708 719 711 714 710 COMP2 COMP1 L1 L2 L3 N 4 0mm2 600V JXO B2F 704 704 704 704 704 701 TD1 TD2 TK1 TS1 TE1 TE2 704 701 T0 TK5 TK2 TK4 701 701 TS2 701 TL1 701 CN203 CN 20 2 CN2 01 CN203 CN 20 2 CN2 01 CN101 CN100 F100 CN106 DRM3 DRM2 D...

Page 327: ...FILTER MCC 1608 1 1 1 1 715 43T6V663 PC BOARD ASSY INTERFACE MCC 1673 1 1 1 1 716 43T6V627 PC BOARD ASSY FAN IPDU MCC 1659 1 1 1 1 43T6V628 PC BOARD ASSY COMP IPDU MCC 1669 2 2 43T6V629 PC BOARD ASSY COMP IPDU MCC 1669 2 2 718 43T6V631 PC BOARD ASSY NFC MCC 1667 1 1 1 1 719 43T50345 THERMISTOR PTC 1 1 1 1 720 43T96307 BUSHING 3 3 3 3 721 43T96306 COLLAR 3 3 3 3 722 43T55367 FILTER LINE 1 1 1 1 43T...

Page 328: ...NOISE FILTER MCC 1608 1 1 1 714 43T6V625 PC BOARD ASSY NOISE FILTER MCC 1608 1 1 1 715 43T6V663 PC BOARD ASSY INTERFACE MCC 1673 1 1 1 716 43T6V627 PC BOARD ASSY FAN IPDU MCC 1659 2 2 2 717 43T6V630 PC BOARD ASSY COMP IPDU MCC 1660 2 2 2 718 43T6V631 PC BOARD ASSY NFC MCC 1667 1 1 1 719 43T50345 THERMISTOR PTC 2 2 2 720 43T96307 BUSHING 6 6 6 721 43T96306 COLLAR 6 6 6 722 43T55366 FILTER LINE 2 2 ...

Page 329: ...15 3 Multi port FS unit Models RBM Y1801F4PE PE2 RBM Y1801F6PE PE2 1 3 2 4 5 6 9 10 11 7 8 11 12 13 14 328 ...

Page 330: ...WAY 4 6 4 43T46476 MOTOR PMV 4 6 4 6 5 43T50347 SENSOR TCS 4 6 4 6 6 43T19333 FIX P SENSOR 4 6 4 6 7 43T70317 ASM HOSE 1 1 1 1 8 43T83313 HOSE BAND 2 2 2 2 9 43T60435 SERV TERMINAL 1 1 1 1 10 43T60460 TERMINAL 2P 8 12 8 12 11 43T60037 CLAMP FILTER 4 6 4 6 12 43T96310 BUSHING 1 1 1 1 13 43T96309 BUSHING 4 6 4 6 14 43T72327 DRAIN PAN ASSY 1 1 14 43T72328 DRAIN PAN ASSY 1 1 Location No Part No Descri...

Page 331: ...4316V238 PC BOARD ASSY MCC 1431 1 1 1 1 3 37546847 COIL SOLENOID VPV MOAJ510B0 3 4 3 43146716 COIL SOLENOID VPV MOAQ1843A0 3 4 4 4314N089 COIL VALVE 2WAY SR53 AC240L1500 1 1 5 4314N088 COIL VALVE 2WAY SR53 AC200L1500 1 1 5 43F60029 FILTER NOISE 1 1 1 1 6 43135011 CABLE ASSY POWER 1 1 1 1 7 43135012 CABLE ASSY 1 1 1 1 Location No Part No Description RBM Y1123 RBM Y1803 ...

Page 332: ...847 COIL SOLENOID VPV MOAJ510B0 5 3 43146716 COIL SOLENOID VPV MOAQ1843A0 5 4 4314N089 COIL VALVE 2WAY SR53 AC240L1500 2 4 4314N088 COIL VALVE 2WAY SR53 AC200L1500 2 5 43F60029 FILTER NOISE 1 1 6 43160563 FILTER NOISE 1 1 7 43135013 CABLE ASSY POWER 1 1 8 43135014 CABLE ASSY 1 1 Location No Part No Description RBM Y2803 ...

Page 333: ...air conditioners is 0 3kg m3 NOTE 1 If there are 2 or more refrigerating systems in a single refrigerating device the amounts of refrigerant should be as charged in each independent device For the amount of charge in this example The possible amount of leaked refrigerant gas in rooms A B and C is 10kg The possible amount of leaked refrigerant gas in rooms D E and F is 15kg NOTE 2 The standards for...

Page 334: ...IRTREND Ltd KOVENT DOO Kumanovska 14 11000 Beograd Tel 011 3836886 3085740 Faks 011 3444113 e mail gobrid eunet rs office kovent rs www airtrend rs www kovent rs www toshiba klima rs www toshiba estia rs ...

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