Mitsubishi PLA-RP Manuel de service

TECHNICAL & SERVICE MANUALCONTENTS1. TECHNICAL CHANGES······························22. COMBINATION OF INDOOR AND OUTDOOR UNITS···33. SAFETY PRECA

10ON/OFF TEMPFANVANETEST RUNAUTO STOPAUTO STARThminLOUVERMODECHECKRESETSET CLOCKMODEL SELECTNOT AVAILABLECHECKTEST RUN˚CAMPMAMPMVANE CONTROL buttonU

11SPECIFICATIONS5Heat pump type (1)Service Ref.ItemFunctionCapacityBtu/hWTotal inputService Ref.Power supply (phase, cycle,voltage)InputRunning curren

12Service Ref.ItemFunctionCapacityBtu/hWTotal inputService Ref.Power supply (phase, cycle, voltage)InputRunning current AStarting current AExterna

13Service Ref.ItemFunctionCapacityBtu/hWWPUHZ-RP4VHAPUHZ-RP4VHA1Total inputService Ref.Power supply (phase, cycle, voltage)InputRunning current ASta

14Cooling Heating47,800 54,60014,000 (6,200~15,300)14,000 (5,500~15,300)16,000 (6,200~18,000)16,000 (5,000~18,000)4.99 4.91PLA-RP6AA.UKPLA-RP6AA1.UKS

15Heat pump type (2)Service Ref.ItemFunctionCapacityBtu/hWkWkWTotal inputService Ref.Power supply (phase, cycle, voltage)InputRunning current AStart

Service Ref.ItemFunctionCapacityBtu/hWTotal inputService Ref.Power supply (phase, cycle, voltage)InputRunning currentStarting currentExternal finish (

17NOTE: 1. Rating conditions (ISO T1)Cooling Indoor : D.B. 27: (80˚F) W.B. 19: (66˚F) Outdoor : D.B. 35: (95˚F) W.B. 24: (75˚F)Heating

18NOTE: 1. Rating conditions (ISO T1)Cooling : Indoor: D.B. 27: (80˚F) W.B. 19: (66˚F) Outdoor: D.B. 35: (95˚F) W.B. 24: (75˚F)Heating : I

19Cooling only type (3)NOTE: 1. Rating conditions (ISO T1)Cooling : Indoor: D.B. 27: (80˚F) W.B. 19: (66˚F) Outdoor : D.B. 35: (95˚F) W.B. 2

21TECHNICAL CHANGESOFFON4321OFFON4321REVISED EDITION-APLA-RP3,4,5,6AA.UK PLA-RP3,4,5,6AA1.UK1. Connectable outdoor unit has changed. W Note: PLA-RP5AA

20NOTE: 1. Rating conditions (ISO T1)Cooling : Indoor: D.B. 27: (80˚F) W.B. 19: (66˚F) Outdoor : D.B. 35: (95˚F) W.B. 24: (75˚F)Refrigerant

21DATA66-1. PERFORMANCE DATA6-1-1. COOLING CAPACITY (1) PLA-RP1.6AA.UK / PUHZ-RP1.6VHA(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.

22COOLING CAPACITY (2) PLA-RP1.6AA.UK / PUHZ-RP1.6VHA(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: S

23COOLING CAPACITY (3) PLA-RP2AA.UK / PUHZ-RP2VHA(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensi

24COOLING CAPACITY (4) PLA-RP2AA.UK / PUHZ-RP2VHA(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensi

25COOLING CAPACITY (5)(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensible heat factor2020202222222

26COOLING CAPACITY (6)(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensible heat factor2020202222222

27COOLING CAPACITY (7)(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensible heat factor2020202222222

28COOLING CAPACITY (8)(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensible heat factor2020202222222

29COOLING CAPACITY (9) PLA-RP4AA.UK PLA-RP4AA1.UK / PUHZ-RP4VHAPUHZ-RP4VHA1(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power c

3COMBINATION OF INDOOR AND OUTDOOR UNITS2Heat pump typeOutdoor unit [OC261 REVISED EDITION-B]PUH-PHeat pump withoutelectric heater6YGAA.UKYGAA1.UK————

30COOLING CAPACITY (10) PLA-RP4AA.UK PLA-RP4AA1.UK / PUHZ-RP4VHAPUHZ-RP4VHA1(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power

31COOLING CAPACITY (11) PLA-RP5AA.UK PLA-RP5AA1.UK / PUHZ-RP5VHAPUHZ-RP5VHA1(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power

32COOLING CAPACITY (12) PLA-RP5AA.UK PLA-RP5AA1.UK / PUHZ-RP5VHAPUHZ-RP5VHA1(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power

33COOLING CAPACITY (13) PLA-RP6AA.UK PLA-RP6AA1.UK / PUHZ-RP6VHAPUHZ-RP6VHA1(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power

34COOLING CAPACITY (14) PLA-RP6AA.UK PLA-RP6AA1.UK / PUHZ-RP6VHAPUHZ-RP6VHA1(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power

35COOLING CAPACITY (15) PLA-RP1.6AA.UK / PUH-P1.6VGAA.UKPUH-P1.6VGAA1.UKPU-P1.6VGAA.UKPU-P1.6VGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensible heat

36COOLING CAPACITY (16)PLA-RP1.6AA.UK / PUH-P1.6VGAA.UKPUH-P1.6VGAA1.UKPU-P1.6VGAA.UKPU-P1.6VGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensible heat

37COOLING CAPACITY (17)PLA-RP2AA.UK / PUH-P2VGAA.UKPUH-P2VGAA1.UKPU-P2VGAA.UKPU-P2VGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity

38COOLING CAPACITY (18)PLA-RP2AA.UK / PUH-P2VGAA.UKPUH-P2VGAA1.UKPU-P2VGAA.UKPU-P2VGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity

39COOLING CAPACITY (19) PLA-RP2.5AA.UK / PUH-P2.5VGAA.UKPUH-P2.5VGAA1.UKPU-P2.5VGAA.UKPU-P2.5VGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensible heat

43SAFETY PRECAUTION[2] Refrigerant recharging(1) Refrigerant recharging process1Direct charging from the cylinder.·R407C cylinder are available on th

40COOLING CAPACITY (20) PLA-RP2.5AA.UK / PUH-P2.5VGAA.UKPUH-P2.5VGAA1.UKPU-P2.5VGAA.UKPU-P2.5VGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensible heat

41(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensible heat factor202020222222242424242626262627272

42COOLING CAPACITY (22)(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensible heat factor202020222222

43COOLING CAPACITY (23)(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensible heat factor202020222222

44COOLING CAPACITY (24)(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacity (W)P.C.: Power consumption (kW) SHF: Sensible heat factor202020222222

45COOLING CAPACITY (25) PLA-RP5AA1.UK / PUH-P5YGAA.UKPUH-P5YGAA1.UKPU-P5YGAA.UKPU-P5YGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacit

46COOLING CAPACITY (26) PLA-RP5AA1.UK / PUH-P5YGAA.UKPUH-P5YGAA1.UKPU-P5YGAA.UKPU-P5YGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensible heat capacit

47COOLING CAPACITY (27) PLA-RP6AA.UK PLA-RP6AA1.UK / PUH-P6YGAA.UKPUH-P6YGAA1.UKPU-P6YGAA.UKPU-P6YGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensibl

48COOLING CAPACITY (28) PLA-RP6AA.UK PLA-RP6AA1.UK / PUH-P6YGAA.UKPUH-P6YGAA1.UKPU-P6YGAA.UKPU-P6YGAA1.UK(230V)NOTE:CA : Capacity (W) SHC: Sensib

496-1-2. HEATING CAPACITYNOTE: CA: Capacity (W)P.C.: Power consumption (kW)Outdoor intake air W.B. (:)-10 -5 0 5 10 15CAIndoorintake areD.B. (˚C)P.C.

5[3] Service toolsUse the below service tools as exclusive tools for R407C refrigerant.No. Tool name Specifications1 Gauge manifold ·Only for R407C.·U

50Heating 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

Cooling capacity correction factorsService Ref.Refrigerant piping length(one way)5m 10m 20m 30m 40m 50m1.001.001.001.001.001.001.000.9930.9930.9890.98

52TotalElectrical circuitRefrigerant circuitIndoor sideOutdoorsideService Ref.SHFBFWkWModeCapacityInputPLA-RP1.6AA.UK PLA-RP2AA.UK PLA-RP2.5AA.UKPLA-R

53TotalElectrical circuitRefrigerant circuitIndoor sideOutdoorsideService Ref.SHFBFWkWModeCapacityInputPLA-RP3AA.UKPLA-RP3AA1.UKPLA-RP4AA.UKPLA-RP4AA1

54TotalElectrical circuitRefrigerant circuitIndoor sideOutdoorsideService Ref.SHFBFWkWModeCapacityInputPLA-RP1.6AA.UKPLA-RP2AA.UKPLA-RP2.5AA.UKPLA-RP1

55TotalElectrical circuitRefrigerant circuitIndoor sideOutdoorsideService Ref.SHFBFWkWModeCapacityInputPLA-RP3AA.UKPLA-RP3AA1.UKPLA-RP4AA.UKPLA-RP4AA1

56TotalElectrical circuitRefrigerant circuitIndoor sideOutdoorsideService Ref.SHFBFWkWVAVAMPaMPa°C°C°Cm°C°C°C°C°CModeCapacityInputIndoor unit Service

57TotalElectrical circuitRefrigerant circuitIndoor sideOutdoorsideService Ref.SHFBFWkWVAVAMPaMPa°C°C°Cm°C°C°C°C°CModeCapacityInputIndoor unit Service

58PLA-RP1.6AA.UK PLA-RP2AA.UKPLA-RP2.5AA.UKNOTCH SPL(dB) LINEHighMedium1Medium2LowHighMedium1Medium2Low31292827NOTCH SPL(dB) LINE333129289080706050403

59UNIT1.5mMICROPHONECEILINGPLA-RP5AA.UKPLA-RP5AA1.UKPLA-RP6AA.UKPLA-RP6AA1.UKNOTCH SPL(dB) LINE45434037NOTCH SPL(dB) LINE4543403790807060504030201063

6Cautions for units utilising refrigerant R410ACAUTIONS RELATED TO NEW REFRIGERANTUse new refrigerant pipes.Make sure that the inside and outside of r

607OUTLINES AND DIMENSIONSPLA-RP2.5,3AAPLA-RP1.6,2AAModelsPLA-RP4,5,6AARefrigerant pipe(9.52mm dia.)flared connection 3/8FFOR PUHZ-RP typeRefrigerant

61WIRING DIAGRAM8[Servicing]Fasten terminal of the terminal board "TB4" equips lock system.To remove the fastened terminal, pull it while pr

629REFRIGERANT SYSTEM DIAGRAMThermistor TH2Pipe temperature (Liquid)Distributorwith strainer(#50)Thermistor TH5(Cond./Eva. temperature)Thermistor TH1(

63TROUBLESHOOTING10<Error code display by self-diagnosis and actions to be taken for service (summary)>Present and past error codes are logged a

6410-2. 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

65123456ONOFF123456ONOFF123456ONOFF123456ONOFFA-Control Service Tool SW2 settingTemperature display of indoor liquid pipeIndoor 1Temperature displ

66Error CodeMeaning of error code and detection method CaseJudgment and actionP9Abnormality of pipe temperature ther-mistor / Condenser-Evaporator (TH

6710-3. TROUBLESHOOTING BY INFERIOR PHENOMENANote: Refer to the manual of outdoor unit for the detail of remote controller.(3)Upward/downward vane per

6810-4. EMERGENCY OPERATION 10-4-1. When wireless remote controller troubles or its battery is exhausted1. Emergency operation is available in such a

6910-5. HOW TO CHECK THE PARTSPLA-RP1.6AA.UKPLA-RP2AA.UKPLA-RP2.5AA.UKPLA-RP3AA.UK PLA-RP3AA1.UKPLA-RP4AA.UK PLA-RP4AA1.UKPLA-RP5AA.UK PLA-RP5AA1.U

7GravimeterUnit[3] Service toolsUse the below service tools as exclusive tools for R410A refrigerant.No. Specifications1 Gauge manifold ·Only for R410

7001020304050-20 -10 0 10 20 30 40 50< Thermistor for lower temperature >Temperature (:)Resistance (K")<Thermistor Characteristic graph&

10-6. TEST POINT DIAGRAM10-6-1. Power boardPLA-RP1.6AA.UKPLA-RP2AA.UKPLA-RP2.5AA.UKPLA-RP3AA.UK PLA-RP3AA1.UKPLA-RP4AA.UK PLA-RP4AA1.UKPLA-RP5AA.UK

10-6-2. Controller boardPLA-RP1.6AA.UKPLA-RP2AA.UKPLA-RP2.5AA.UKPLA-RP3AA.UK PLA-RP3AA1.UKPLA-RP4AA.UK PLA-RP4AA1.UKPLA-RP5AA.UK PLA-RP5AA1.UKPLA-R

7310-7. 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 swi

74DISASSEMBLY PROCEDURE11OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS1. Removing the air intake grille(1) Slide the knob of air intake grille toward

75OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS6. Removing the pipe temperature thermistorand condenser evaporator temperature thermistor(1) Remove th

76OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS10. Removing the heat exchanger(1) Remove the panel. (See photo 6)(2) Remove the fan guard. (See photo

7712 PARTS LISTNo. Parts No.Parts NameSpecifi-cationQ'ty / setWIRELESSWIREDRemarks(Drawing No.)WiringDiagramSymbolRecom-mendedQ'tyUnit Amoun

78No.Parts No.Parts NameQ'ty / setPLA-RP1.6AA.UKPLA-RP2AA.UKPLA-RP2.5AA.UKWiringDiagramSymbolRecom-mendedQ'tyUnit AmountPrice123456789101112

79No.Parts No.Parts NameQ'ty / setPLA-RP3AA.UKPLA-RP3AA1.UKPLA-RP4AA.UKPLA-RP4AA1.UKWiringDiagramSymbolRecom-mendedQ'tyUnit AmountPrice12345

8● Operation buttonsPAR-20MAAON/OFF CENTRALLY CONTROLLEDERROR CODECLOCKON OFF˚CCHECKCHECK MODEFILTERTEST RUNFUNCTION˚C1Hr.NOT AVAILABLESTAND BY DEFROS

80No.Parts No.Parts NameWiringDiagramSymbolRecom-mendedQ'tyUnit AmountPrice12345678910111213141516BASELEGDRUM 1 ASSYLEGTURBO FANSPL WASHERHEAT EX

81No. Parts No. Parts NameWiringDiagramSymbolRecom-mendedQ'tyUnit AmountPrice123456789101112131415161718DRAIN PANDRAIN SOCKETDRAIN PUMPDRAIN SENS

82No. Parts No. Parts NameWiringDiagramSymbolRecom-mendedQ'tyUnit AmountPrice123456789101112131415161718DRAIN PANDRAIN PANDRAIN SOCKETDRAIN PUMPD

83No. Parts No. Parts NameWiringDiagramSymbolRecom-mendedQ'tyUnit AmountPrice123456789101112131415161718DRAIN PANDRAIN SOCKETDRAIN PUMPDRAIN SENS

84OPTIONAL PARTS1313-1. PROGRAM TIMER13-1-1. Names and functions<PAC-YT32PTA>Part No. PAC-YT32PTAA SET/MONITOR DISPLAY:When SET is displayed, cl

85PAC-SG03TM-EPLA-RP1.6,2,2.5,3,4,5,6AA.UKPLA-RP3,4,5,6AA1.UK13-2. MULTI-FUNCTIONAL CASEMENTPart No.Applied Service Ref.PAC-SG01KFPLA-RP1.6,2,2.5,3,4,

cCopyright 2003 MITSUBISHI ELECTRIC ENGINEERING CO., LTD.Distributed in May 2005 No. OC297 REVISED EDITION-E PDF 8Distributed in Feb. 2005 No. OC297 R

9Caution● Only the Power display lights when the unit is stopped and power supplied to the unit.● When the central control remote control unit, which