Mitsubishi Electric CITY MULTI PDFY-P100VM-A, Technical & Service Manual

Page 1: ...M A PDFY P40VM A PDFY P100VM A PDFY P50VM A PDFY P125VM A 2001 Models Ceiling Concealed Built in Series PDFY CONTENTS SAFETY PRECAUTIONS 1 1 FEATURES 3 2 PART NAMES AND FUNCTIONS 4 3 SPECIFICATION 6 4 OUTLINES AND DIMENSIONS 8 5 WIRING DIAGRAM 10 6 REFRIGERANT SYSTEM DIAGRAM 12 7 TROUBLE SHOOTING 13 8 DISASSEMBLY PROCEDURE 18 For use with the R407C R22 ...

Page 2: ...ld the refrigerant leak and cause the safety limit to be exceeded hazards due to lack of oxygen in the room could result When moving and reinstalling the air conditioner consult the dealer or an authorized technician If the air conditioner is installed improperly water leakage elec tric shock or fire may result After completing installation work make sure that refrigerant gas is not leaking If the...

Page 3: ...lange connections The refrigerator oil will degrade if it is mixed with a large amount of mineral oil Use liquid refrigerant to fill the system If gas refrigerant is used to seal the system the composition of the refrigerant in the cylinder will change and performance may drop Do not use a refrigerant other than R407C If another refrigerant R22 etc is used the chlorine in the refrig erant may caus...

Page 4: ...0VM A PDFY P63VM A PDFY P80VM A PDFY P100VM A PDFY P125VM A 2 2 2 5 2 8 3 2 3 6 4 0 4 5 5 0 5 6 6 3 7 1 8 0 8 0 9 0 9 0 10 0 11 2 12 5 14 0 16 0 PDFY P71VM A Ceiling Concealed Built in Series PDFY Models Cooling capacity Heating capacity kW FEATURES 1 Indoor unit ...

Page 5: ... Button 3 Selecting operation Button 4 Time selection Button Time setting Button 5 Louver Button 6 Fan speed adjustment Button 7 Up down airflow direction Button 8 Ventilation Button 9 Checking built in Button 0 Test run Button A Filter Button B ON OFF Button C Position of built in room temperature Never expose the remote controller to direct sunlight Doing so can result in the erroneous measure m...

Page 6: ... Current time Timer B Centralized control C Timer ON D Abnormality occurs E Operation mode COOL DRY AUTO FAN HEAT F Preparing for Heating mode G Defrost mode H Set temperature I Power ON J Louver K Not available function L Ventilation M Function setting mode N Test run mode O Error check mode P Filter sign Q Set effective for 1 hr R Sensor position S Room temperature T Airflow U Fan speed ...

Page 7: ...0 VM A PDFY P100 VM A PDFY P125 VM A Item Dimension Fan Motor Refrigerant pipe dimension Power consumption Current Cooling capacity Heating capacity External finish Munsel No Net weight Heat exchanger Air filter Drain pipe dimension Noise level Low Middle2 Middle1 High Voltage Frequency Cooling Heating Cooling Heating Height Width Depth Type External static pressure Type Output Gas Flare Liquid Fl...

Page 8: ...20 C 6 3kΩ 25 C 5 4kΩ 30 C 4 3kΩ 40 C 3 0kΩ TH22 Gas pipe thermistor FUSE 250V 6 3A TB2 L N 330V 30A TB5 TB15 1 2 M1 M2 S 330V 10A Fuse Indoor con troller board Power supply terminal bed Transmission terminal bed OFF 130 C 5 C ON 90 C 20 C OFF 150 C 5 C ON 96 C 15 C Room temperature thermistor Fan motor with Inner thermostat DC12V Stepping motor drive port dimension 5 2Ω 0 2000pulse EDM 804MD 4 po...

Page 9: ...ipe HP ø6 35 Model 50 80 Gas pipe LP ø15 88 Liquid pipe HP ø9 52 Drain hose VP 25 flexible joint 200mm accessory Note 1 Use M10 screw for the lifting bolt field supply G F E D C B A MODEL PDFY P63 71 80VM A PDFY P20 25 32VM A A 600 D Lifting bolt pitch 12 12 47 8 265 28 295 190 2 2 1 When installing the drain water lifting up mech option 1 1 1 Control box Power source entry Transmission entry Air ...

Page 10: ...Lifting bolt pitch 31 140 300 20 270 64 566 Ceiling opening 58 20 64 600 12 12 47 8 28 2 2 1 When installing the drain water lifting up mech option 1 1 1 4 ø3 Mounting hole Fresh air intake ø150 knock out hole Control box Power source entry Transmission entry Air filter Water filling port Drain hole Lifting bolt hole 4 14 22 hole 3 600mmMAX 300mm or less 1 2 3 3 2 1 2 1 3 ø 1 7 2 12 1486 Lifting b...

Page 11: ...TION X 1 X 4 Power source terminal bed Transmission terminal bed T B 5 Transmission terminal bed T B 1 5 T B 2 S W 4 I B S W 1 A B S W 1 4 A B S W 1 2 A B S W 1 1 A B T H 2 3 T H 2 2 T H 2 1 S W 3 I B S W 2 I B Switch 1st digit address set Thermistor inlet temp detection Transformer Address board Indoor controller board Electronic linear expan valve Capacitor for MF Fan motor L E V T F A B I B C M...

Page 12: ...2 3 Thermistor piping temp detection liquid T H 2 2 T H 2 1 S W 3 I B S W 2 I B Switch 1st digit address set Thermistor inlet temp detection Transformer Address board Indoor controller board Electronic linear expan valve Capacitor for MF Fan motor L E V T F A B I B C M F S Y M B O L S Y M B O L Drain sensor 8 7 6 5 4 3 2 1 0 9 0 9 8 7 6 2 1 1 2 3 4 5 6 7 8 9 0 5 4 3 F E DC B A TB2 TB5 TRANSMISSION...

Page 13: ...pipe thermistor TH23 Liquid pipe thermistor TH22 Linear expansion valve Gas pipe Flare connection Gas pipe PDFY P20 25 32 40VM A ø12 7 1 2F PDFY P50 63 71 80VM A ø15 88 5 8F PDFY P100 125VM A ø19 05 3 4F Liquid pipe ø6 35 1 4F ø9 52 3 8F ø9 52 3 8F Capacity Item REFRIGERANT SYSTEM DIAGRAM 6 ...

Page 14: ... or Relay connector Normal Abnormal Orange Gray Gray Orange Orange Black Black Blue Blue Yellow Yellow Red 43 1Ω P20 P50P63 P80 Open or short Brack Gray 53 6Ω 40 5Ω 53 6Ω 23 5Ω P100 P125 4 79Ω 6 78Ω 13 77Ω 29 8Ω 16 45Ω 8 30Ω 1 454Ω 7 94Ω 21 9Ω Normal 1 5 White Red 150Ω 10 Abnormal Open or short 2 6 Yellow Blown 3 5 Orange Red 4 6 Blue Brown 1 2 3 1 2 3 CNT T CN3T Red Blue Blue White 1 1 2 2 4 4 Or...

Page 15: ...tor TH22 Gas pipe temparature thermistor TH23 Drain sensor DS Thermistor R0 15kΩ 3 Fixed number of B 3480kΩ 2 Rt 15exp 3480 0 C 15kΩ 10 C 9 6kΩ 20 C 6 3kΩ 25 C 5 2kΩ 30 C 4 3kΩ 40 3 0kΩ Thermistor for lower temperature Linear expansion valve 1 Operation summary of the linear expansion valve Linear expansion valve open close through stepping motor after receiving the pulse signal from the indoor co...

Page 16: ...ed all the way It is not necessary to exchange the linear expansion valve if the leakage is small and not making any trouble Thermistor TH21 Linear expansion valve Motor will idle and make ticking noise when motor is operated while the linear expansion valve is locked This ticking sound is the sign of the abnormality Check the color of lead wire and missing terminal of the con nector Exchange the ...

Page 17: ...N OFF 1 2 3 4 5 6 7 8 ON OFF 1 2 3 4 5 6 7 8 9 10 ON OFF 1 2 3 4 5 6 ON OFF 1 2 3 4 5 6 MODELS SW2 MODELS SW2 MODELS SW2 PDFY P20VM A PDFY P25VM A PDFY P50VM A PDFY P80VM A Address board At delivery Indoor controller board Indoor controller board Indoor controller board At delivery At delivery SW4 Unit Selection SW3 Function Selection SW2 Capacity code setting SW1 Mode Selection Switch Pole Functi...

Page 18: ...nce filter elements filter casement to the unit be sure to attach it to the option side in order to prevent the air flow reducing Address setting should be done when network remote controller PAR F25MA is being used This is the switch to be used when the indoor unit is operated with R2 series outdoor unit as a set 220V 240V 220V 240V Address board At delivery 2 SW5 Voltage Selection If the unit is...

Page 19: ...Removing the control box cover 1 Remove the fixing screws two of the cover A and remove the cover 2 Removing the control box and cover 1 Remove the fixing screw and earth screw 2 Slide the control box in direction of the arrow 1 3 Remove the connecter on the P W B 4 Remove the fixing screws two of the cover B and remove the cover ...

Page 20: ...EDURE PHOTOS 1 Removing the thermistor and thermistor holder 1 Pull out the thermistor holder F and thermistor G which are fixed the control box OPERATING PROCEDURE PHOTOS 1 Removing the cover 1 Remove the fixing screws two of the cover C and remove the cover 2 Removing the thermistor 1 Remove the thermistor D from the thermistor holder E which are installed on the copper tube ...

Page 21: ...ERATING PROCEDURE PHOTOS 8 4 DRAINPAN 1 Removing the cover 1 Remove the fixing screws of the cover H and remove the cover 2 Removing the drainpan 1 Pull and remove the drainpan in the direction of the arrow 1 and 2 alternatively ...

Page 22: ...8 5 THERMISTOR Gus piping temperature detection 1 Removing the cover 1 Remove the fixing screw of the cover J and remove the cover 2 Removing the thermistor 1 Remove the thermistor K from the thermistor holder L which are installed on the copper tube ...

Page 23: ... the rubber bush 5 Sliding the fan section 1 Remove the fixing screws two of the fan base plate 2 Pull up the fan section Q in direction of the arrow 2 and slide the direction of the arrow 3 6 Removing fan casing and sirroco fan 1 Remove the fixing screws four of the fan cas ing R 2 Remove the fan motor shaft fixing screw and remove the fan casing R and sirroco fan 7 Removing the fan motor 1 Remov...

Page 24: ...OCEDURE PHOTOS 8 7 HEAT EXCHANGER 1 Removing the drainpan with procedure 8 4 2 Removing the cover J with procedure 8 5 3 Removing the Heat exchanger 1 Remove the fixing screws of the heat exchang er S and remove the heat exchanger ...

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Page 28: ...OFFICE MITSUBISHI DENKI BLDG 2 2 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Issued in May 2001 MEE01K052 Printed in Japan New publication effective May 2001 Specifications subject to change without notice ...