Mitsubishi Electric PCA-RP71GA Manuel de service

TECHNICAL & SERVICE MANUALSPLIT-TYPE, HEAT PUMP AIR CONDITIONERSSPLIT-TYPE, AIR CONDITIONERSNo. OC3112004NOTE:• This manual does not coveroutdoor

10Service Ref.ItemBtu/hWWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inputService Ref.Power supply(phase, cyc

11Service Ref.ItemBtu/hWWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inputService Ref.Power supply(phase, cyc

124-2. Heat pump type (2)Service Ref.ItemBtu/hWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inputService Ref.P

13Service Ref.ItemBtu/hWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inputService Ref.Power supply(phase, cycl

14Service Ref.ItemBtu/hWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inputService Ref.Power supply(phase, cycl

154-3. Cooling type Service Ref.ItemBtu/hWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inputService Ref.Power

16Service Ref.ItemBtu/hWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inputService Ref.Power supply(phase, cycl

17Service Ref.ItemBtu/hWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inputService Ref.Power supply(phase, cycl

18DATA55-1. PERFORMANCE DATA (230V)COOLING CAPACITY<1>PCA-RP2GA / PUHZ-RP2VHAOutdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIn

19Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

21COMBINATION OF INDOOR AND OUTDOOR UNITSOutdoor unit [OC294 REVISED EDITION-B]Heat pump typePUHZ-RPOutdoor unit [OC285]Heat pump typePUH-P(R407C Fixe

20Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

21Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

22Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

23Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

24Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

25Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

26Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

27Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

28Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

29Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

3SAFETY PRECAUTION2[2] Refrigerant recharging(1) Refrigerant recharging process1Direct charging from the cylinder.·R407C cylinder are available on th

30Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

31Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

32Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

33Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

34Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

35Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

36Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

37Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

38Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

39Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

4[3] Service toolsUse the below service tools as exclusive tools for R407C refrigerant.No. Tool name Specifications1 Gauge manifold ·Only for R407C.·U

40Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

41Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)20202022222224242424262626262727272728282828303030303232323234343

42HEATING CAPACITYPCA-RP•GA / PUHZ-RP•VHA PUHZ-RP•VHA1Service Ref.152025152025152025152025152025152025CA-10 -5 0 5 10 15Outdoor intake air W.B.(°C)Ind

43Heating performance curve(50Hz)1.41.21.01520252520150.80.60.41.41.21.00.80.60.4-12 -10 -5 0 5 10 15INDOORD.B.(°C)INDOORD.B.(°C)OUTDOOR W.B.(°C)CAPAC

445-3. CORRECTION FACTORSRefrigerant piping length (one way)80m70m60m55m50m40m30m20m10m5m1.001.001.001.001.001.000.9850.9920.9880.9850.9810.9760.9570.

455-4. STANDARD OPERATION DATAHeat pump type(1)Rating Conditions (ISO T1)Electrical circuitTotal Refrigerant circuitIndoor sideOutdoor sideCapacityInp

46Heat pump type(2)Rating Conditions (ISO T1)Electrical circuitTotal Refrigerant circuitIndoor sideOutdoor sideCapacityInput Indoor unit Service Ref.P

47Air flowAir speedCoverage rangem3/minm/secm133.78.8183.810.4183.810.4PCA-RP4GA254.112.6344.415.2344.415.2PCA-RP2GAPCA-RP2.5GAPCA-RP3GA PCA-RP5GA PCA

4890807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC-40NC-30NC-20NC-70OCTAVE BAND SOUND

491m1munitabout 1.4mMICROPHONEceiling90807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC

5Cautions for units utilising refrigerant R410ACAUTIONS RELATED TO NEW REFRIGERANTUse new refrigerant pipes.Make sure that the inside and outside of r

506OUTLINES AND DIMENSIONSINDOOR UNITPCA-RP2GA1802101571585182 (1/4F, 3/8F) liquid201 (5/8F) gas241 (Drainage)Air intake918161 9025468

51PCA-RP2.5GAPCA-RP3GA161 90254680506 561240 (suspension bolt pitch)140150320 80187061290121421018081 761310Air outlet1228Air intake8518220124115157(3

52161 90254680506 561228Air intake121427020781 961310Air outlet1240 (suspension bolt pitch)140150320 80187068718219824516217(3/8F liquid)(5/8F, 3/4F g

53161 90254680506 561535Air intake152427020781 961620Air outlet1547(suspension bolt pitch)140150320 80187068718219824516217(3/8F liquid)(5/8F, 3/4F ga

547WIRING DIAGRAMPCA-RP2GA PCA-RP2.5GA PCA-RP3GAPCA-RP4GA PCA-RP5GA PCA-RP6GAService board234ON1OFF234ON1OFF234ON1OFF234ON1OFF234ON1OFFOFFON4321Manufa

55REFRIGERANT SYSTEM DIAGRAM8PCA-RP2GA PCA-RP2.5GA PCA-RP3GAPCA-RP4GA PCA-RP5GA PCA-RP6GAUnit : mmPipe temperature thermistor/liquid (TH2)Distributorw

569TROUBLESHOOTING<Error code display by self-diagnosis and actions to be taken for service (summary)>Present and past error codes are logged an

579-2. SELF-DIAGNOSIS ACTION TABLENote: Refer to the manual of outdoor unit for the details of display such as F, U, and other E.Error CodeMeaning of

58Error CodeMeaning of error code and detection method CauseCountermeasureP6Freezing/overheating protection isworking1 Freezing protection (Cooling mo

59Error CodeMeaning of error code and detection method CauseCountermeasureP9Abnormality of pipe temperature ther-mistor / Condenser-Evaporator (TH5)1

6GravimeterUnit[3] Service toolsUse the below service tools as exclusive tools for R410A refrigerant.No. Specifications1 Gauge manifold ·Only for R410

609-3. TROUBLESHOOTING BY INFERIOR PHENOMENANote: Refer to the manual of outdoor unit for the detail of remote controller.(3)Upward/downward vane perf

619-4. When wired remote controller or indoor unit micro computer troubles1. If there is not any other wrong when trouble occurs, emergency operation

629-5. HOW TO CHECK THE PARTSPCA-RP2GA PCA-RP2.5GA PCA-RP3GAPCA-RP4GA PCA-RP5GA PCA-RP6GA112233RedWhiteBlackRelay connectorProtector12GrayGray452361Or

6301020304050-20 -10 0 10 20 30 40 50< Thermistor for lower temperature >Temperature (:)Resistance (K")<Thermistor Characteristic graph&

649-6-2. Indoor controller boardPCA-RP2GAPCA-RP2.5GAPCA-RP3GAPCA-RP4GAPCA-RP5GAPCA-RP6GACN6VVane motor output(MV)CN32Connector(Remote switch)CN90Conne

659-7. FUNCTIONS OF JUMPER WIREEach function is controlled by the jumper wire on control p.c. board. For service parts, J11- J15 and J21-J24, DIP swit

6610DISASSEMBLY PROCEDURE1. Removing the air intake grille (1) Slide the intake grille holding knobs (at two locations)backward to open the intake gr

67Figure 3OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS3. Removing the fan motor (1) Remove the intake grille.(2) Disconnect the fan motor connector.(

68OPERATING PROCEDURE PHOTOS6. Removing the vane motor (1) Remove the air intake grille.(2) Remove the left side panel.(3) Remove the relay connector

69OPERATING PROCEDURE PHOTOS9. Removing the drain pan(1) Remove the air intake grille.(2) Remove the beam.(3) Remove the side panel (right and left).

7PART NAMES AND FUNCTIONS3● Remote controllerOnce the controls are set, the same operation mode can be repeated by simply pressing the ON/OFF button.●

70OPERATING PROCEDURE PHOTOS12. Removing the heat exchanger. (1) Remove the air intake grille.(2) Remove the beam.(3) Remove the side panel (right an

71PARTS LIST11No.Parts No. Parts Name Specifications2.5GA3GA4GAWiringDiagramSymbolRecom-mendedQ'tyUnitAmountPCA-RPPrice123456789102GARemarks(Draw

72STRUCTURAL PARTPCA-RP2GA1234515678911121013161719182021222324252614No.Parts No. Parts Name SpecificationsPCA-RP2GAWiringDiagramSymbolRecom-mendedQ&a

73STRUCTURAL PARTPCA-RP2.5GAPCA-RP3GAPCA-RP4GA321456 7 8 9 10 11 12 13141516171819202122232425No.Parts No. Parts NameSpecifications2.5GA 3GAWiringDiag

74STRUCTURAL PARTPCA-RP5GAPCA-RP6GA27911122120191817161514131026 25 24232272134568No.Parts No.Parts NameSpecificationsWiringDiagramSymbolRecom-mendedQ

75No.Parts No. Parts Name SpecificationsPCA-RP2GAWiringDiagramSymbolRecom-mendedQ'tyUnitAmountPrice123456789101112131415122111111111111TH1MFTH2TH

76191269851817167152131411Part number that is circled is not shown in the figure.13410FAN AND HEATER PARTSPCA-RP2.5GAPCA-RP3GAPCA-RP4GANo.Parts No.Par

77No.Parts No.Parts NameSpecificationsPCA-RPWiringDiagramSymbolRecom-mendedQ'tyUnitAmountPrice123456789101112131415161718192021221111111121121114

7812OPTIONAL PARTS12-1-2. Feature of program timer(1) Daily timer functionDaily timer can be set in 30 minutes units for up to 24 hours.Each unit can

79SET/MONITORSETSMTWT F SMONITORPROERAN TIMERPAC-SC32PTATODAYONWEEKLYSETTINGOFFONSET BACKOFFCLOCK DAILY TIMERSET BACKSET BACKDAILYSETTING12 15 18

8Caution● Only the Power display lights when the unit is stopped and power supplied to the unit.● When power is turned ON for the first time the (CENT

Part No. PAC-SE85DMA-EPCA-RP2, 2.5, 3GAPAC-SE86DMA-EPCA-RP4, 5 ,6GAApplied Service Ref.Applied Service Ref.12-2. Drain Lift Up MechanismPart No. PAC-S

9SPECIFICATIONS44-1. Heat pump type (1)Service Ref.ItemBtu/hWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inpu