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Definition of Protective Gear

When the air conditioner is to be transported, installed, maintained, repaired or removed, wear protective
gloves and ‘safety’ work clothing.

In addition to such normal protective gear, wear the protective gear described below when undertaking the
special work detailed in the table below.

Failure to wear the proper protective gear is dangerous because you will be more susceptible to injury, burns,
electric shocks and other injuries.

The important contents concerned to the safety are described on the product itself and on this Service Manual.

Please read this Service Manual after understanding the described items thoroughly in the following contents
(Indications/Illustrated marks), and keep them.

[Explanation of indications]

Property damage: Enlarged damage concerned to property, furniture, and domestic animal/pet

[Explanation of illustrated marks]

Work undertaken

All types of work

Electrical-related work

Work done at heights
(50 cm or more)

Transportation of heavy objects

Repair of outdoor unit

Protective gear worn

Protective gloves
‘Safety’ working clothing

Gloves to provide protection for electricians and from heat
Insulating shoes
Clothing to provide protection from electric shock

Helmets for use in industry

Shoes with additional protective toe cap

Gloves to provide protection for electricians and from heat

Indication

DANGER

WARNING

CAUTION

Explanation

Indicates contents assumed that an imminent danger causing a death or serious
injury of the repair engineers and the third parties when an incorrect work has
been executed.

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 an incorrect work has been executed.

Explanation

Indicates prohibited items (Forbidden items to do)
The sentences near an illustrated mark describe the concrete prohibited contents.

Indicates mandatory items (Compulsory items to do)
The sentences near an illustrated mark describe the concrete mandatory contents.

Indicates cautions (Including danger/warning)
The sentences or illustration near or in an illustrated mark describe the concrete cautious contents.

Mark

FILE NO. SVM-18070

- 4 -

Summary of Contents for MMK-AP0157HP-E

Page 1: ...ypes MMK AP0157HP E TR MMK AP0187HP E TR MMK AP0247HP E TR MMK AP0157HP E1 TR1 MMK AP0187HP E1 TR1 MMK AP0247HP E1 TR1 Revised on May 2019 When the E1 TR1 model MMK AP HP E1 TR1 is installed PMV Kit RBM PMV0903E is necessary FILE NO SVM 18070 3 ...

Page 2: ...5 3 PARTS RATING 16 4 REFRIGERANTING CYCLE DIAGRAM 17 5 CONTROL OUTLINE 19 6 CONFIGURATION OF CONTROL CIRCUIT 25 7 APPLIED CONTROL 32 8 TROUBLESHOOTING 45 9 INSTALLATION MANUAL 69 10 HOW TO REPLACE MAIN PARTS 106 11 REPLACEMENT OF SERVICE INDOOR P C BOARD 113 12 EXPLODED VIEWS AND PARTS LIST 118 FILE NO SVM 18070 2 ...

Page 3: ...een trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer 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 thorou...

Page 4: ...ectricians and from heat Insulating shoes Clothing to provide protection from electric shock Helmets for use in industry Shoes with additional protective toe cap Gloves to provide protection for electricians and from heat Indication DANGER WARNING CAUTION Explanation Indicates contents assumed that an imminent danger causing a death or serious injury of the repair engineers and the third parties w...

Page 5: ... unit Doing so may result in injury CAUTION BURST HAZARD Open the service valves before the operation otherwise there might be the burst CAUTION Do not climb onto the fan guard Doing so may result in injury Description WARNING ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies before servicing WARNING Moving parts Do not operate unit with grille removed Stop the unit before the ...

Page 6: ...tion and contact a qualified service person Take steps to ensure that the power will not be turned on by marking out of service near the circuit breaker for instance until qualified service person arrives Continuing to use the air conditioner in the trouble status may cause mechanical problems to escalate or result in electric shocks or other failure When you access inside of the service panel to ...

Page 7: ...s with the ISO 14122 standard and follow the procedure in the ladder s instructions Also wear a helmet for use in industry as protective gear to undertake the work When 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 ...

Page 8: ...s of refrigerant are mixed abnormal high pressure generates in the refrigerating cycle and an injury due to breakage may be caused When the air conditioner has been installed or relocated follow the instructions in the Installation Manual and purge the air completely so that no gases other than the refrigerant will be mixed in the refrigerating cycle Failure to purge the air completely may cause t...

Page 9: ...pened Running the compressor under condition 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 reloc...

Page 10: ...s to install the air conditioner Be sure to use the company specified products for the separately purchased parts Use of non specified products may result in fire electric shock water leakage or other failure Have the installation performed by a qualified installer Do not supply power from the power terminal block equipped on the outdoor unit to another outdoor unit Capacity overflow may occur on ...

Page 11: ...7HP TR1 MMK AP0247HP E1 MMK AP0247HP TR1 Super Modular Multi System Air Conditioner Super Heat Recovery Multi System Air Conditioner MiNi Super Modular Multi System Air Conditioner MiNi SMMS Series Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law NOTE This declaration becomes invalid if technical or operational modificat...

Page 12: ...t mix in because 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 refriger ant If using gas for charging composition of ...

Page 13: ...um evacuating Refrigerant charge Refrigerant charge Gas leakage check Refrigerant charge R410A air conditioner installation Existence of Whether conven new equipment tional equipment for R410A can be used Yes Note 1 Yes Note 1 Yes No Yesa No Yes No Yes Yes Yes No Yes No Note 2 No Conventional air conditioner installation Whether new equipment can be used with conventional refrigerant Yes Note 1 No...

Page 14: ...r 219 213 140 525 Installation plate outline Center line Hanger Hanger Outline of indoor unit For stud bold 6 For stud bold 8 10 Hanger 786 85 23 235 215 215 235 320 40 6 5 47 215 5 262 5 262 5 109 6 5 40 153 5 149 17 5 63 18 174 Wireless remote controller Remote controller holder 57 Grille Inlet Front Panel Knock Out System 50 8 73 5 Knock Out System 250 50 73 5 8 Air Filter Air Inlet Air Outlet ...

Page 15: ... A B t t U2 U1 6 1 3 4 5 2 2 1 t 1 3 M 6 U2 U1 Control P C board for indoor unit short dashed line indicate the accessories indicates the control P C board indicates the terminal block indicates the connection terminal indicates the connector on the control P C board 1 Broken line indicate the wiring at site Long dashed indicates the protection ground 4 3 2 11 10 11 5 3 1 2 4 5 FILE NO SVM 18070 1...

Page 16: ...e discharged according to cool heat mode 3 PARTS RATING 3 1 Parts Rating 3 2 Name of Each Part No 1 2 3 4 5 6 Parts Name Fan motor for indoor Louver motor Thermo Sensor TA sensor Heat exchanger sensor TC1 sensor Heat exchanger sensor TC2 sensor Heat exchanger sensor TCJ sensor Type ICF 340 30 6 24BYJ48 ST 418mm Ø4 500mm Ø6 800mm Ø6 500mm Specications Output Rated 30W DC340V 10kΩ at 25 C 10kΩ at 25...

Page 17: ...cool in heating operation 3 Recovers refrigerant oil in cooling operation 4 Recovers refrigerant oil in heating operation Connector CN104 2P White 1 Detects indoor suction temperature Connector CN100 3P Brown 1 Controls PMV super heat in cooling operation Connector CN101 2P Blue 1 Controls PMV under cool in heating operation Connector CN102 2P Yellow 1 Controls PMV super heat in cooling operation ...

Page 18: ...ary tube Strainer Sensor TCJ Sensor TC2 Functional part name Temp sensor 1 TA 2 TC1 3 TC2 4 TCJ Functional outline Connector CN104 2P White 1 Detects indoor suction temperature Connector CN100 3P Brown 1 Controls PMV super heat in cooling operation Connector CN101 2P Blue 1 Controls PMV under cool in heating operation Connector CN102 2P Yellow 1 Controls PMV super heat in cooling operation FILE NO...

Page 19: ...e flashing change the mode on the wireless remote controller 1 Adjustment range Set temperature on remote controller C 2 From the item code 06 the setup temperature in heating operation can be corrected Setup at shipment 1 Based upon difference between Ta and Ts the operation frequency of the outdoor unit varies 1 By the command from the remote controller HIGH HH MED H or LOW L AUTO operation is e...

Page 20: ...of J zone operation of the the indoor fan in LOW L mode until it reaches the I I I I I zone It is reset when the following conditions are satisfied Reset conditions 1 TC1 12 C and TC2 12 C and TCJ 12 C 2 20 minutes passed after stop 2 In cooling operation the air conditioner operates as described below based upon temp detected by TC2 and TCJ sensors When M zone is detected for 45 minutes the force...

Page 21: ...The timing of termination is deter mined by each indoor unit 1 For 5 minutes after the operation has started the operation is continued even if entering thermostat OFF condition 2 However Cooling Heating exchange and the system protective control precede and thermostat is OFF 1 When the air conditioner stops in the HEAT mode drive the indoor fan with LOW mode for approx 30 seconds 1 Flap position ...

Page 22: ...covery operation Heating standby Displayed on wired remote controller 1 Normal thermo OFF During heating the indoor unit goes thermo 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 thermo OFF HEAT operation is unavailable because a...

Page 23: ...re Only when the fan speed before the Hi POWER operation is not high the fan speed will be increased When you press the ECO button during cooling heating or A operation the air conditioner will start the following operation The fan speed display will indicate AUTO and low speed will be used Cooling operation In the operation suppression zone where capacity is kept to the minimum overcooling is pre...

Page 24: ... stop the operation mode change and the resetting of power supply Therefore the operation at the next time also will be activated with Save operation is valid Remarks Check code P12 RBC AMT32E SWING FAN FIX QUIET COMFORT SLEEP 1 Hi POWER To operate the air conditioner with the setting memorized 1 Press the PRESET button The setting memorized will be indicated and the air conditioner operates with ...

Page 25: ...nit 1 Sensor display P C board WP 033 Main P C board MCC 1696 DC20V DC12V DC5V DC280V Sensor part Louver motor Indoor fan motor EEPROM TA sensor TC1 sensor TCJ sensor HA Power supply 1Ø 220 240V 50Hz 1Ø 220V 60Hz Outdoor unit AC synchronous signal input circuit BUS communication circuit Remote controller A B setup Fan motor control circuit Start Alarm Ready Thermostat ON COOL HEAT FAN Outside outp...

Page 26: ... TA sensor TC1 sensor TCJ sensor HA Power supply 1Ø 220 240V 50Hz 1Ø 220V 60Hz U1 U2 Outdoor unit AC synchronous signal input circuit Serial send receive circuit Remote controller A B setup Fan motor control circuit Start Alarm Ready Thermostat ON COOL HEAT FAN Outside output Power circuit Max 8 units are connectable 1 In group connection mount the central control remote controller to group header...

Page 27: ...W01 Display output Wireless Sensor CN213 DC5V Remote controller CN41 DC20V Main bus CN40 DC5V Option board CN521 DC12V TA Sensor CN104 DC5V TCJ Sensor CN102 DC5V SWRT CN501 DC5V TC1 Sensor CN100 DC5V EXCT CN73 DC5V Outside error input CN80 DC12V EEPROM IC503 TC2 Sensor CN101 DC5V Inter unit wire CN67 AC200 240V Option output CN309 AC200 240V Inter unit wire CN67 AC200 240V 6 2 Indoor P C Board MCC...

Page 28: ...put ON when Real thermo ON Comp ON 4 Cooling output ON when operation mode is cooling line Cool Dry Cooing Heating AUTO cooling 5 Heating output ON when operation mode is heating line Heat Cooling Heating AUTO heating Optional output CN60 6 Fan output ON when indoor fan is ON 1 DC12V COM 2 DC12V COM Outside error input CN80 3 Filter Option Outside error input At shipment from factory the error cod...

Page 29: ... next page item of Test run of the wireless remote controller In case of wired remote controller RBC AMT32E RBC AMS41E Note The test run returns to the normal operation after 60 minutes Operation contents Push TEST button for 4 seconds or more TEST is displayed at the display part and the mode enters in TEST mode Push ON OFF button Change the mode from COOL to HEAT using MODE button Do not use MOD...

Page 30: ...oling operation After approx 3 minutes a cooling operation starts forcedly Check cool air starts blowing If the operation does not start check wiring again 3 To stop a test operation push RESET button once again Approx 1 second The up down air flow adjusting plate closes and the operation stops Check transmission of remote controller 1 Push START STOP button of the remote controller to check an op...

Page 31: ...N72 on the indoor P C board in addition to short circuit of CHK pin CN71 on the indoor P C board the minimum opening degree 30pls can be set to the indoor PMV only When open DISP pin the maximum opening degree 1500pls can be obtained again How to clear Open CHK pin While the system is operating it stops once but automatically returns to operation after several minutes To exchange the indoor PMV co...

Page 32: ...cessively displayed In this time the fan of the selected indoor unit only is turned on 3 Specify the CODE No DN using the setup temperature and buttons 4 Select the setup data using the timer time and buttons When selecting the CODE No DN to 33 33 33 33 33 change the temperature indication of the unit from C to F on the remote controller 5 Push SET button OK if display goes on To change the select...

Page 33: ...t 0001 1 C 0002 2 C to 0010 10 C Up to 6 recommended 0000 Provided 0001 Not provided Automatic selection from connected outdoor unit 0000 Heat pump 0001 Cooling only No display of AUTO HEAT 0008 High Wall 0000 Unfixed 0001 to 0041 0001 No 1 unit to 0030 No 30 unit 0001 No 1 unit to 0064 No 64 unit 0000 Individual 0001 Header unit of group 0002 Follower unit of group 0000 0 deg to 0010 10 deg For s...

Page 34: ...pment 0000 Available TYPE CODE No 10 Setting data 0008 1 Type High Wall Type name abb MMK AP HP 1 EEPROM initial value on the P C board for indoor unit servicing Indoor unit capacity CODE No 11 0000 Disable 0007 015 0009 018 Setting data Type EEPROM initial value on the P C board for indoor unit servicing 024 0011 FILE NO SVM 18070 34 ...

Page 35: ...during normal operation 3 Error signal Output during alarm Serial communication error or indoor outdoor protective device operation 2 Wiring diagram using remote control interface TCB IFCB 4E2 Input IFCB 4E2 No voltage ON OFF serial signal Output No voltage contact for operation error display Contact capacity Below Max AC240V 0 5A 1 2 3 4 5 6 CN61 T10 YEL 1 2 3 4 1 2 3 4 5 6 CN13 CN06 Start Stop i...

Page 36: ...indoor unit only turns on 3 Using the setup temp or button specify the CODE No 31 31 31 31 31 4 Using the timer time or button select the setup data At shipment 0000 0000 0000 0000 0000 The setup data are as follows Setup data 0000 0001 Handling of operation of air to air heat exchanger or ventilating fan Unavailable At shipment Available 5 Push SET button OK if display goes on To change the selec...

Page 37: ...n out from the card switch box When the card switch box does not perform the above contact operation convert it using a relay with B contact 2 Operation Handle the wired remote controller switch in the following procedure Use the wired remote controller switch during stop of the system 1 Push concurrently SET CL TEST buttons for 4 seconds or more 2 Using the setup temp or button specify the CODE N...

Page 38: ...ipe For the above example perform setting by connecting singly the wired remote controller without remote controller inter unit cable Group address Individual 0000 Header unit 0001 Follower unit 0002 In case of group control Outdoor Outdoor Indoor Indoor Indoor Indoor Indoor Header unit Follower unit Line address 1 Indoor unit address 1 Group address 1 1 2 2 1 3 2 2 1 2 2 2 2 Note 1 When setting t...

Page 39: ...er Group control unit other unit numbers are also displayed every pushing UNIT LOUVER button button at left side 2 To know the position of indoor unit by address To confirm the unit No in the group control Follow to the procedure during operation in this procedure the indoor units in group control stop Procedure The indoor unit numbers in the group control are successively displayed and fan louver...

Page 40: ...played one after the other In this time fan and louver of the selected indoor unit only operate Ø 3 Using the set temperature TEMP buttons specify the CODE No DN Ø 4 Using the timer time TIME buttons select the set data Ø 5 Push SET button OK if indication lights To change the selected indoor unit proceed to Procedure 2 To change item to be set up proceed to Procedure 3 Ø 6 Pushing TEST button ret...

Page 41: ...IX button Ø 3 Determine the selected line address using SET button The address of the indoor unit connected to the refrigerant piping of the selected outdoor unit is dis played and the fan and the louver are on Ø 4 Every pushing UNIT LOUVER button button at left side the indoor unit No in the identical piping is displayed one after the other Only fan and louver of the selected indoor unit start op...

Page 42: ...dress Change are displayed Ø 2 Select line address using UNIT LOUVER SWING FIX button Ø 3 Push the SET button The address of the indoor unit connected to the refrigerant piping of the selected outdoor unit is displayed and the fan and the louver are on First the current indoor address is displayed Line address is not displayed Ø 4 TIME button push up down the indoor address of the SET DATA The set...

Page 43: ...ing figure is counted as 0005 0005 0005 0005 0005 0004 0004 0004 0004 0004 0003 0003 0003 0003 0003 0002 0002 0002 0002 0002 0001 0001 0001 0001 0001 0000 0000 0000 0000 0000 with 5 seconds interval When 0000 0000 0000 0000 0000 appear the error was cleared However counting from 0005 is repeated on the display screen 4 When pushing TEST button the status becomes normal How to clear error of indoor...

Page 44: ... header indoor unit is displayed Note 2 01 Only compressor 1 is ON 10 Only compressor 2 is ON 11 Both compressor 1 and 2 are ON Note 3 For the CODE No an example of header unit is described Note 4 Upper girder of CODE No indicates the outdoor unit No 1 Header unit A 2 Follower unit B 3 Follower unit C 4 Follower unit D System data Individual outdoor unit data Note 3 4 CODE No 00 01 02 03 04 05 08 ...

Page 45: ...n does not stop Start stop operation on remote controller is unavailable Check items Is not delayed for 3 minutes 3 minutes after compressor OFF Is not thermostat OFF Is not the fan operating or timer Is not the system initially communicating Heating operation cannot be performed under condition of outside temperature 21 C or higher Cooling operation cannot be performed under condition of outside ...

Page 46: ...te controller Regular communication error between indoor and outdoor Duplicated indoor address Communication error between indoor MCU Regular communication error between header and follower in indoor unit Indoor heat exchanger temp sensor TCJ error Indoor heat exchanger temp sensor TC2 error Indoor heat exchanger temp sensor TC1 error Room tem Sensor TA error Discharge air temp sensor TF error Ind...

Page 47: ...emote controller control both remote controllers were set to header Indoor header stops with alarm and follower unit continues operation Check code display TCC LINK central C05 C06 C12 P30 Outdoor 7 segment Auxiliary code Sensor lamp display Block display Operation Timer Ready Flash Is not displayed In shared use of remote controller According to unit with alarm Abovementioned Main defective posit...

Page 48: ...temp sensor TD3 error Low pressure Ps sensor error High pressure Pd sensor error Outdoor EEPROM error Description No communication from indoor unit Decrease of connected indoor units Signal cannot be sent to indoor unit There is no communication from outdoor unit There are multiple indoor units having the same address Detected also at indoor unit side Automatic indoor address operation while setti...

Page 49: ...ver IPDU quantity error Outside error input in indoor Interlock Outdoor unit discharge TD1 temp error Open phase shortage Power failure error Inverter DC voltage Vdc error Description Miswiring or mismounting of outdoor discharge temp sensor TD1 or coming out of TD1 sensor was detected Miswiring or mismounting of outdoor discharge temp sensor TD2 or coming out of TD2 sensor was detected Miswiring ...

Page 50: ...ack detection error Gas leak detection Outdoor discharge TD2 temp error Outdoor discharge TD3 temp error 4 way valve invert error High pressure protection operation Heat unit error Main code Description High temp error was detected in outdoor IGBT built in temp sensor TH There is heat unit which was been detected water shortage in 1 system Heat unit detected There is abnormally stopped indoor unit...

Page 51: ...Inverter DC voltage error Outdoor fan Note In position 0 to F is displayed but ignore it 01 Compressor 1 side P26 02 Compressor 2 side 03 Compressor 3 side 01 Compressor 1 side P29 02 Compressor 2 side 03 Compressor 3 side TCC LINK central remote controllers F13 H01 H02 H03 P04 P07 P22 P26 P29 Sensor lamp display Block display Operation Timer Ready Flash A z z z z z z z A z A z A z A z A Main defe...

Page 52: ...oor unit No in which an error occurred 3 2 1 SET TIME TIMER SET TEST FILTER L L RESET TEMP CL FAN SAVE A A SWING FIX VENT MODE ON OFF UNIT LOUVER T How to read the check monitor display 7 segment display 8 9 A b C d E F H J L P 7 6 5 4 3 2 1 0 How to read Procedure 1 2 3 Description When pushing SET and TEST buttons simultaneously for 4 seconds or more the below display appears If Service Check is...

Page 53: ...h and SET buttons in succession for 4 seconds or more 2 SERVICE CHECK goes on and CODE No 01 goes on 3 When selecting flash the group number if there is the alarm history the UNIT number and the latest alarm history are displayed alternately In this time the temperature cannot be set up 4 To confirm the alarm history other than the latest one push temp set to select CODE No 01 to 04 5 To confirm t...

Page 54: ...it Communication interruption between indoor and outdoor units Communication receiving error between indoor and outdoor units decrease of No of connected indoor units Communication sending error between indoor and outdoor units No indoor unit during setting of automatic address No of connected indoor units capacity over Error of No of header unit Disagreement of refrigerant pipe communication duri...

Page 55: ... error Low pressure sensor Ps error Pressure sensor error in outdoor unit High pressure sensor Pd error Indoor unit EEPROM error Compressor break down Compressor lock Outdoor unit compressor system error Current detection circuit error Compressor 1 case thermo operation Miswiring or mismounting of outdoor discharge temp sensor TD1 or coming off of TD1 sensor Low pressure Ps drop error Protections ...

Page 56: ...multaneous flash Operation Timer Ready Alternate flash Check code Cause of trouble occurrence During test run COOL HEAT disagreement Automatic cooling heating setup to automatic cooling heating unavailable model heating setup to cooling only model FILE NO SVM 18070 56 ...

Page 57: ...he indoor unit which has been used to send signals Transmission from outdoor to indoor cannot continue for 30 seconds Multiple indoor unit address setup are duplicated In 2 remote controller control including wireless both are setup as master Header indoor unit stops and other indoor unit is operating Communication was not succeeded after power was supplied or during communication When indoor auto...

Page 58: ...e outdoor unit which was receiving signal Outdoor header unit received error code from outdoor follower unit Check item position Check the communication line connection between indoor and outdoor Check the electric power line error in indoor Check the noise of surrounding devices Power failure Check indoor P C board error Check the connection capacity of indoor unit Check the HP capacity of indoor...

Page 59: ...ensor is infinite or zero Open Short Check item position Check connection of communication connector and disconnection between IPDU and I F P C board Check outdoor P C board I F Comp IPDU Fan IPDU error Check external noise Check connection cabling of TCJ sensor connector Check characteristics of TCJ sensor resistance value Check indoor P C board error Check connection cabling of TC2 sensor connec...

Page 60: ...r current and stopped Over current was detected several seconds after header compressor had started While header compressor stopped current flowed more than the specified current and was detected Check item position Check installation of TE1 sensor and TL sensor Check characteristics of TE1 and TL sensor resistance value Check outdoor P C board I F error Check connection of high pressure Pd sensor...

Page 61: ...ng of TD1 sensor Check connection and wiring of TD1sensor connector Check characteristics of TD1 sensor resistance value Check outdoor unit P C board I F error Check full opening of service valve Discharge gas suction gas and liquid side Check outdoor PMV clogging PMV1 2 Check SV2 circuit and SV4 circuit error Check low pressure Ps sensor error Check indoor air filter clogging Check valve open of ...

Page 62: ...ector Check characteristics of TD2 sensor resistance value Check outdoor unit P C board I F error Check TK1 sensor coming off Check characteristics of TK1 sensor resistance value Check TK1 TK2 TK3 TK4 and TK5 misconnection Check operation error of SV3E SV3F valve Check capillary clogging of oil equation circuit and operation error of stop valve Check refrigerant stagnation in compressor Check TK2 ...

Page 63: ...On the I F P C board for service jumper line was not cut according to the model Duplicated central control addresses There were more than four outdoor units No of IPDU units detected when power was turned on were less Outside error input terminal Detected signal to CN80 for more 1 minute P C board I F parts error Check item position Check display of indoor unit with priority Check display of indoo...

Page 64: ...ves Gas side Liquid side Check clogging of outdoor PMV PMV1 2 4 Check characteristics of TD1 sensor resistance value Check refrigerant shortage Check 4 way valve error Check leakage of SV4 circuit Check SV4 circuit Miswiring and misinstallation of SV41 SV42 and SV43 Check connection of high pressure SW connector Check Pd pressure sensor error Check full opening of outdoor service valves Gas side L...

Page 65: ...ging of oil return circuit from oil separator Check leakage of stop valve in discharge assembly part Check refrigerant shortage Check full open of outdoor service valves gas side liquid side Check outdoor PMV clogging PMV1 2 Check characteristics of TS1 sensor resistance value Check 4 way valve error Check leakage of SV4 circuit Check refrigerant shortage Check outdoor PMV clogging PMV1 2 Check ch...

Page 66: ...ot normally performed Restart after 6 seconds Auxiliary code 04 External cause such as blast When difference between target rpm and real rpm is 25 or more Restart after 6 seconds Auxiliary code 0D Fan IPDU position detection circuit Position detection was not normally performed Windless status Auxiliary code 0C External cause such as blast Position detection was not normally performed Windy status...

Page 67: ...ion continued Error detection condition Signal is not transmit from central control device Signal is not received from central control device Error was input in general purpose equipment control interface An error occurred in follower unit of the group control P30 is displayed only on the central remote controller Central control addresses were duplicated Check item position Check central control ...

Page 68: ...0 99 9 74 1 55 6 42 2 32 8 25 4 19 8 15 6 12 4 10 0 8 1 6 5 5 3 4 4 3 6 3 0 2 5 2 1 1 8 1 5 1 3 1 1 1 0 0 8 0 7 Temperature C Resistance value k 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 115 2 84 2 62 3 46 6 35 2 26 9 20 7 16 1 12 6 10 0 8 0 6 4 5 2 4 2 3 5 2 8 2 4 2 0 1 6 1 4 1 2 Temperature C Resistance value k 0 5 10 15 20 25 30 35 40 45 50 55 60 33 9 26 1 20 3 15 9 12 6 10 0 ...

Page 69: ...adopts a new refrigerant HFC R410A instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer Contents 1 PRECAUTIONS FOR SAFETY 73 2 ACCESSORY PARTS 78 3 SELECTION OF INSTALLATION PLACE 79 4 INSTALLATION OF INDOOR UNIT 81 5 CUTTING A HOLE AND MOUNTING INSTALLATION PLATE 82 6 PIPING AND DRAIN HOSE INSTALLATION 83 7 INDOOR UNIT FIXING 86 8 DRAINAGE 86 9 REFRIGERAN...

Page 70: ...ls who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer 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 i...

Page 71: ...s because you will be more susceptible to injury burns electric shocks and other injuries Work undertaken Protective gear worn All types of work Protective gloves Safety working clothing Electrical related work Gloves to provide protection for electricians and from heat Insulating shoes Clothing to provide protection from electric shock Work done at heights 50 cm or more Helmets for use in industr...

Page 72: ...ts Do not operate unit with grille removed Stop the unit before the servicing CAUTION High temperature parts You might get burned when removing this panel CAUTION High temperature parts You might get burned when removing this panel CAUTION Do not touch the aluminum fins of the unit Doing so may result in injury CAUTION Do not touch the aluminium fins of the unit Doing so may result in injury CAUTI...

Page 73: ...e refrigeration cycle which may result in a failure or explosion of the product or an injury to your body Before opening the front panel of the indoor unit or service panel of the outdoor unit set the circuit breaker to the OFF position Failure to set the circuit breaker to the OFF position may result in electric shocks through contact with the interior parts Only a quali ed installer 1 or quali e...

Page 74: ...stry or for commercial use by lay persons Selection of installation location When the air conditioner is installed in a small room provide appropriate measures to ensure that the concentration of refrigerant leakage occur in the room does not exceed the critical level Do not install the air conditioner in a location that may be subject to a risk of exposure to a combustible gas If a combustible ga...

Page 75: ...e instructions in the Installation Manual and purge the air completely so that no gases other than the refrigerant will be mixed in the refrigerating cycle Failure to purge the air completely may cause the air conditioner to malfunction Nitrogen gas must be used for the airtight test The charge hose must be connected in such a way that it is not slack Electrical wiring Only a quali ed installer 1 ...

Page 76: ...and contact a quali ed service person Take steps to ensure that the power will not be turned on by marking out of service near the circuit breaker for instance until quali ed service person 1 arrives Continuing to use the air conditioner in the trouble status may cause mechanical problems to escalate or result in electric shocks or other trouble After the work has nished use an insulation tester s...

Page 77: ...e new refrigerant refrigerating oil has also been changed Therefore during installation work be sure that water dust former refrigerant or refrigerating oil does not enter the refrigerating cycle To prevent charging an incorrect refrigerant and refrigerating oil the sizes of connecting sections of charging port of the main unit and installation tools are changed from those for the conventional ref...

Page 78: ...efer to the enclosed CD R Owner s Manual 1 Hand over to customers For other languages that do not appear in this installation Manual please refer to the enclosed CD R CD ROM 1 Owner s Manual and Installation Manual Installation plate 1 Wireless remote controller 1 Battery 2 Remote controller holder 1 Mounting screw Ø4 25R 6 Flat head wood screw Ø3 1 16R 2 Screw Ø4 10R 2 Heat insulator 1 FILE NO SV...

Page 79: ...rom food oils are formed such as kitchens where food oils are used Blocked lters may cause the air conditioner s performance to deteriorate condensation to form the plastic parts to be damaged and other such problems to result Locations near obstructions such as ventilation openings or lighting xtures where the ow of the blown air will be disrupted a disruption of the air ow may cause the air cond...

Page 80: ...A place which allows the front panel to be opened CAUTION Direct sunlight to the indoor unit s wireless receiver should be avoided The microprocessor in the indoor unit should not be too close to RF noise sources For details see the owner s manual Before installing the wireless remote controller 1 Remove the battery cover 2 Insert 2 new batteries R03 AAA type following the and positions Wireless r...

Page 81: ... UNIT WARNING Install the air conditioner certainly to sufficiently withstand the weight REQUIREMENT be sure to use buffering cloth etc to not damage the unit parts etc specified NO GOOD range Indoor unit Indoor unit 5 m 5 m m 5 45 45 Screen OK NO GOOD 1111058602_EN indd 13 11 24 16 11 41 AM FILE NO SVM 18070 81 ...

Page 82: ...he wall 1 Securely fit the installation plate onto the wall by screwing it in the upper and lower parts to hook up the indoor unit 2 To mount the installation plate on a concrete wall with anchor bolts utilize the anchor bolt holes as illustrated in the above figure 3 Install the installation plate horizontally in the wall CAUTION When installing the installation plate with a mounting screw do not...

Page 83: ...bottom left or right side of the front panel for the bottom left or right connection with a pair of nippers 2 Changing drain hose For leftward connection bottom leftward connection and rearleftward connection s piping it is necessary to change the drain hose and drain cap How to remove the drain hose The drain hose can be removed by removing the screw securing the drain hose and then pulling out t...

Page 84: ...ses deterioration and drain leakage from the plug CAUTION Firmly insert the drain hose and drain cap otherwise water may leak How to remove the drain hose 1 Remove the front panel 2 Remove the screws of drain hose 3 Pull out the drain hose How to fix the drain hose 1 Put the drain hose 2 Screw the drain hose to the indoor unit 3 Install the front panel q In case of right or left piping After scrib...

Page 85: ...TE If the pipe is bent incorrectly the indoor unit may unstably be set on the wall After passing the connecting pipe through the pipe hole connect the connecting pipe to the auxiliary pipes and wrap the facing tape around them CAUTION Bind the auxiliary pipes two and power supply wiring and control wiring with facing tape tightly In case of leftward piping and rear leftward piping bind the auxilia...

Page 86: ...ake sure that the water is drained out of doors 3 When connecting extension drain hose insulate the connecting part of extension drain hose with shield pipe 50 mm or more Do not rise the drain hose Do not form the drain hose into a wavy shape Do not put the drain hose end into water Do not put the drain hose end in the drainage ditch Drain hose Extension drain hose Inside the room Shield pipe CAUT...

Page 87: ...of the copper pipe Projection margin in flaring B Unit mm Rigid Clutch type Flaring dia meter size A Unit mm In case of flaring for R410A with the conventional flare tool pull it out dia mm MMK AP007 to AP012 type AP015 to AP018 type AP024 type Gas side 9 5 12 7 15 9 Liquid side 6 4 6 4 9 5 Outer dia of copper pipe R410A tool used Conventional tool used R410A R410A 6 4 9 5 0 to 0 5 1 0 to 1 5 12 7...

Page 88: ...ulator Airtight test Air purge etc For airtight test air purge addition of refrigerant and gas leak check follow the Installation Manual attached to the outdoor unit Open fully valves of the outdoor unit Gas leak check Check with a leak detector or soap water whether gas leaks or not from the pipe connecting section or cap of the valve REQUIREMENT Use a leak detector manufactured exclusively HFC r...

Page 89: ...an electric shock may be caused Be sure to use the cord clamps attached to the product Do not damage or scratch the conductive core and inner insulator of power and inter connecting wires when peeling them Use the power cord and Inter connecting wire of specified thickness type and protective devices required Never connect 220 240V power to the terminal blocks etc for control wiring Otherwise the ...

Page 90: ...ring This wiring is not required when using the supplied wireless remote controller For wiring remote controllers a 2 core non polarity wire must be used CAUTION The remote controller wire Communication line and AC220 240V wires cannot be parallel to contact each other and cannot be stored in the same conduits If doing so a trouble may be caused on the control system due to noise etc Power supply ...

Page 91: ...50Hz 380V 60Hz U1 U2 U1 U2 U3 U4 L1 L2 L3 N U5 U6 L N A B A B 380V 415V 50Hz 380V 60Hz U1 U2 U3 U4 L1 L2 L3 N U5 U6 U1 U2 L N A B A B U1 U2 L N A B A B U1 U2 L N A B Outdoor Power supply Earth terminal Earth terminal Outdoor Power supply Earth leakage breaker Earth leakage breaker Header outdoor unit Follower outdoor unit Control wiring between outdoor units Control wiring between indoor and outdo...

Page 92: ... non polarity there is no problem if connections to indoor unit terminal blocks A and B are reversed Wiring diagram A B A B Terminal block for remote controller wiring of indoor unit Wired remote controller wire Procured locally Terminal block Wired remote controller unit 1111058602_EN indd 24 11 24 16 11 41 AM 6 11 41 AM FILE NO SVM 18070 92 ...

Page 93: ...ntrol wire for this model 1 Remove the air inlet grille Open the air inlet grille upward and pull it toward you 2 Remove the terminal cover and the clamp base 3 Insert the power supply wire and control wire according to the local rule into the pipe hole on the wall 4 Take the power supply wire out of the cable slot on the rear panel so that it protrudes about 150mm from the front 5 Insert the cont...

Page 94: ...crew 7 Insert the power supply wire fully into the terminal block and secure it tightly with screws Tightening torque 1 2 N m 0 12 kgf m Secure the earth line with the earth screw 8 Clamp the power supply wire with the cord clamp 9 Insert the power supply wire fasten terminal of the flow selector unit into the power supply terminal Secure the earth line with the earth screw 10 Clamp the power supp...

Page 95: ...f settings of for applicable controls Basic procedure for changing settings the former types of remote controller RBC Procedure 1 Push button and TEMP button simultaneously for at least 4 seconds After a while the display flashes as shown in the figure erase the display content and repeat the is pushed the indoor unit number wireless remote controller sub remote controller or remote controller les...

Page 96: ...epted Change of lighting time of filter sign According to the installation condition the lighting time of the filter sign Notification of filter cleaning can be changed Follow to the basic operation procedure 1 2 3 4 5 6 For the CODE No in Procedure 3 specify 01 For the SET DATA in Procedure 4 select the SET DATA of filter sign lighting time from the following table To secure better effect of heat...

Page 97: ...nly can control a group control The wireless remote controller is unavailable for this control For cabling procedure and cables of the individual line Identical refrigerant line system refer to Electric work in this Manual Cabling between indoor units in a group is performed in the following procedure Connect the indoor units by connecting the remote controller inter unit cables from the remote co...

Page 98: ... as usual For the procedure of the operation refer to the attached Owner s Manual A forced test run can be executed in the following procedure even if the operation stops by thermo OFF In order to prevent a serial operation the forced test run is released after 60 minutes have passed and returns to the usual operation CAUTION Do not use the forced test run for cases other than the test run because...

Page 99: ...nd outdoor units 1 When pushing RESET button 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 forcedly Check cool air starts blowing If the operation does not start check wiring again 2 To stop a test operation push RESET button once again Approx 1 second The louver closes and the operation stops OPER...

Page 100: ...ed in memory up to 4 troubles The history can be confirmed from both operating status and stop status Procedure 1 When pushing and buttons at the same time for 4 seconds or more the following display appears If Service check is displayed the mode enters in the trouble history mode 01 Order of trouble history is displayed in CODE No window Check code is displayed in CHECK window Indoor unit address...

Page 101: ... Outdoor 7 segment display Sensor block display of receiving unit Auxiliary code OPERATION TIMER PRE DEF Flash E01 Communication error between indoor and remote controller Detected at remote controller side Remote controller E02 Remote controller transmission error Remote controller E03 Communication error between indoor and remote controller Detected at indoor side Indoor E04 Communication circui...

Page 102: ...r F31 F31 SIM Indoor EEPROM error I F H01 H01 01 Comp 1 side 02 Comp 2 side Compressor break down IPDU H02 H02 01 Comp 1 side 02 Comp 2 side Magnet switch error Overcurrent relay operation Compressor trouble lock MG SW Overcurrent relay IPDU H03 H03 01 Comp 1 side 02 Comp 2 side Current detect circuit system error IPDU H04 H04 Comp 1 case thermo operation I F H06 H06 Low pressure protective operat...

Page 103: ...k detection I F P17 P17 ALT Discharge temp TD2 error I F P19 P19 Detected outdoor unit number ALT 4 way valve inverse error I F P20 P20 ALT High pressure protective operation I F P22 P22 0 IGBT short 1 Fan motor position detective circuit error 3 Fan motor trouble C TH sensor temp error Heat sink overheat D TH sensor error E Vdc output error ALT Outdoor fan IPDU error IPDU P26 P26 01 Comp 1 side 0...

Page 104: ... conditioners is 0 3kg m 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 min...

Page 105: ...ILING 1 0001 HIGH CEILING 3 0003 Have you changed lighting time of filter sign If not fill check mark in NO CHANGE and fill check mark in ITEM if changed respectively For check method refer to Applicable controls in this sheet Filter sign lighting time CODE No 01 NO CHANGE NONE 0000 150H 0001 2500H 0002 5000H 0003 10000H 0004 Filter sign lighting time CODE No 01 NO CHANGE NONE 0000 150H 0001 2500H...

Page 106: ...ing equipment near flammable objects Flames from the equipment may cause the flammable objects to catch fire If keeping the power on is absolutely unavoidable while doing a job such as inspecting the cir cuitry wear rubber gloves to avoid contact with the live parts Electric shocks may be received if the live parts are touched High voltage circuits are contained inside this unit Proceed very caref...

Page 107: ...wer supply 2 Open two screw caps and securely remove screws 2 pcs at the front panel 3 Take off the hooks of front panel from top side of the back body 4 Slightly open the lower part of the front panel then pull the upper part of the front panel toward you to remove it as shown on figure 3 Front panel Back body Hooks of front panel Screw cap Air inlet grille Front panel Screw Screw Screw cap Air f...

Page 108: ...ts box 5 Pull out TC1 TC2 TCJ sensors from sensor holder of hear exchanger Pay attention to mounting positions of each sensor when reassembling of electric parts Be sure to apply marking etc to TC2 and TCJ sensors before removing because their shapes are reassembled 6 Remove the earth screw and earth line from evaporator 7 Disconnect the connectors for the fan motor louver motor and PMV motor from...

Page 109: ...Hexagon screw driver Vertical louver Cross flow fan Screws Fan motor Motor band 4 5 Fan motor connector Fan motor wire Horizontal louver Drain pan Drain pan Drain hose 1 Follow the procedure item 3 2 The drain hose can be removed by removing the screw securing the drain hose and then pulling out the drain hose 3 When removing the drain hose be careful of any sharp edges of steel plate The edges ca...

Page 110: ...otor of Louver VT 5P from the Louver VT L R connector 5 Remove fixing screw of the unit display and remove unit display 6 Remove drain pan can be selected remove drain hose or not remove drain hose following Not remove drain hose Pulling out the drain pan from back body then holding the drain pan with main unit Remove drain hose Drain hose can be removed follow the procedure item 7 After that remo...

Page 111: ...the main unit 11 Caution at assembling If the bearing is out from the housing push it into the specified position then incorporate it in the main unit Bearing base Bearing Cross flow fan Heat exchanger Cross flow fan 12 1 Follow the procedure item 9 and 11 2 Loosen the set screw of the cross flow fan Vertical louver Hexagon screw driver Cross flow fan 3 Lift up the heat exchanger follow the figure...

Page 112: ...xchanger to upper side 13 Screws Heat exchanger Heat exchanger Pipe holder Screw Screw Heat exchanger 3 5 mm Cross flow fan Set screw Fan motor Body back Holding the set screw install the cross flow fan so that flat area on shaft of the fan motor comes to the mounting hole of the set screw Back body To re installation Keep the back body horizontally and put the heat exchanger carefully to the back...

Page 113: ...is working correctly by test operation Replacement procedure CASE 1 Before replacement power of the indoor unit can be turned on and the setup data can be readout by the wired remote controller Read EEPROM data see 1 Ø Replace service P C board power ON see 2 Ø Write the read data to EEPROM see 3 Ø Power reset If in group operation reset the power for all indoor units which are connected to the re...

Page 114: ...x 1 minute is required to be able to use the remote controller 2 Replacement of service P C board 1 Replace the P C board with a service P C board In this time setting of jumper line cut or setting of DIP switch on the former P C board should be reflected on the service P C board Refer to the following table about DIP switch setting and drawing of P C board parts layout 2 It is necessary ti set in...

Page 115: ...rminator resistor for central control Remote controller A B selection Custom Multi model selection No use MMK AP 7H series 1 1 ON OFF At shipment OFF Without terminator OFF A selection ON Multi model OFF A B A B A B Indoor unit P C board Remote controller Group wire Group wire Case 1 Remove the group wire of the terminal blocks A and B of the changed indoor unit and then install the remote control...

Page 116: ... Repeat the above procedure 1 5 Using the set temperature button set 01 01 01 01 01 to the CODE No DN 2 Setup of lighting time of filter sign 6 The contents of the displayed setup data in this time should be agreed with the contents in the previous memorandum in 1 1 If data disagree change the displayed setup data to that in the previous memorandum by the timer time buttons and then push SET butto...

Page 117: ...t selection T10 Input selection T10 Sensor selection Timer set Wired remote controller Louver selection of cooling Memo Be sure to set as 0008 At shipment 0001 150 hour 0000 Standard 0099 Unfixed 0002 2 C 0000 Standard 0001 No auto mode Automatic selection cooling heating by connected 0000 Heat pump outdoor unit 0008 High wall type According to capacity type 0099 Unfixed 0099 Unfixed 0099 Unfixed ...

Page 118: ...COVER ASSY WIRELESS REMOCO NEW HOLDER REMOTE CONTROL PACKING SLEEVE PACKING CUSHION RIGHT PACKING CUSHION LEFT OWNER S MANUAL FOR MMK AP0157 0187 0247HP E OWNER S MANUAL FOR MMK AP0157 0187 0247HP TR CLAMP BASE ASSY FIX P SENSOR PMV COVER ASSEMBLY MOTOR PMV BODY PMV PLATE HOLDER SENSOR 221 43T44638 FRONT PANEL ASSY CAP SCREW GRILLE OF AIR INLET ASSY AIR FILTER BACK BODY ASSY VERTICAL LOUVER ASSY D...

Page 119: ... PLATE INSTALLATION TERMINAL COVER ASSY WIRELESS REMOCO HOLDER REMOTE CONTROL PACKING SLEEVE PACKING CUSHION RIGHT PACKING CUSHION LEFT OWNER S MANUAL FOR MMK AP0157 0187 0247HP E1 OWNER S MANUAL FOR MMK AP0157 0187 0247HP TR1 CLAMP BASE ASSY FIX P SENSOR PMV COVER ASSEMBLY PLATE HOLDER SENSOR FRONT PANEL ASSY CAP SCREW GRILLE OF AIR INLET ASSY AIR FILTER BACK BODY ASSY VERTICAL LOUVER ASSY DRAIN ...

Page 120: ...No No 401 43T6V933 405 43T50304 402 43T60448 406 43T50317 403 43T60367 407 43T6V932 SENSOR HEAT EXCHANGER SENSOR HEAT EXCHANGER PC BOARD ASSY 404 43T50392 PC BOARD ASSY TERMINAL TERMINAL 2P SENSOR THERMOSTAT Description Description FILE NO SVM 18070 3 120 ...

Page 121: ... air conditioners is 0 3 kg 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 10 kg The possible amount of leaked refrigerant gas in rooms D E and F is 15 kg NOTE 2 The standards...

Page 122: ...144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND ...

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