Mitsubishi Electric PKA-P2.5FAL Manual de servicio

TECHNICAL & SERVICE MANUALCONTENTS1. COMBINATION OF INDOOR AND OUTDOOR UNITS ····················22. SAFETY PRECAUTION····························

104-2. 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

11Cooling32,1009,4003.590.110.520.90Heating36,80010,8003.770.110.520.90Single phase, 50Hz, 220-230-240VMunsell 3.4Y 7.7/0.8Plate fin coilLine flow (di

124-3. Cooling only typeCooling22,0006,4502.650.090.430.80Single phase, 50Hz, 220-230-240VMunsell 3.4Y 7.7/0.8Plate fin coilLine flow (direct) x 20.04

13Cooling32,1009,4003.59PKA-RP4FALSingle phase, 50Hz, 220-230-240V0.110.520.90Munsell 3.4Y 7.7/0.8Plate fin coilLine flow (direct) x 20.07022-28(775-9

145 DATA5-1. PERFORMANCE DATACOOLING CAPACITY(1)PKA-RP2.5FAL / PUHZ-RP2.5VHA(230V)Outdoor intake air D.B.(°C)20 25 30IndoorIntake airD.B.(°C)IndoorInt

15COOLING CAPACITY(2)PKA-RP2.5FAL / PUHZ-RP2.5VHA(230V)Outdoor intake air D.B.(°C)35 40 45IndoorIntake airD.B.(°C)IndoorIntake airW.B.(°C)202020222222

16CA : Capacity (W) SHC(W) :Sensible heat capacity P.C. : Power consumption (kW) SHF : Sensible heat factorOutdo

17CA : Capacity (W) SHC(W) :Sensible heat capacity P.C. : Power consumption (kW) SHF : Sensible heat factorOutdo

18CA : Capacity (W) SHC(W) :Sensible heat capacity P.C. : Power consumption (kW) SHF : Sensible heat factorOutdo

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-A]Heat pump typePUHZ-RPOutdoor unit [OC285]Heat pump typePUH-P(R407C Fixe

20COOLING CAPACITY(7)PKA-RP2.5FAL / PUH-P2.5VGAAPUH-P2.5VGAA.UK PUH-P2.5YGAA.UKPUH-P2.5VGAA1.UK PUH-P2.5YGAA1.UKPU-P2.5VGAAPU-P2.5VGAA.UK PU-P2.5YGAA.

21COOLING CAPACITY(8)PKA-RP2.5FAL / PUH-P2.5VGAAPUH-P2.5VGAA.UK PUH-P2.5YGAA.UKPUH-P2.5VGAA1.UK PUH-P2.5YGAA1.UKPU-P2.5VGAAPU-P2.5VGAA.UK PU-P2.5YGAA.

22CA : Capacity (W) SHC(W) :Sensible heat capacity P.C. : Power consumption (kW) SHF : Sensible heat factorOutdo

23CA : Capacity (W) SHC(W) :Sensible heat capacity P.C. : Power consumption (kW) SHF : Sensible heat factorOutdo

24CA : Capacity (W) SHC(W) :Sensible heat capacity P.C. : Power consumption (kW) SHF : Sensible heat factorOutdo

25CA : Capacity (W) SHC(W) :Sensible heat capacity P.C. : Power consumption (kW) SHF : Sensible heat factorOutdo

26HEATING CAPACITY (1)NOTE: CA: Capacity (W) P.C.: Power consumption (kW)Outdoor intake air W.B. (:)-10 -5 0 5 10 15CAIndoorintake areD.B. (˚C)P.C. CA

27Heating 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

28Refrigerant piping length (one way)80m70m60m55m50m40m30m20m10m5m1.001.001.000.9920.9880.9850.9760.9660.9570.9620.9460.9310.9490.9290.9080.9360.9130.

295-4. STANDARD OPERATION DATAHeat pump type (1)The unit of pressure has been changed to Mpa on tha international system of unit (Sl system).The conv

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

30Service Ref.ModeCapacityInputIndoor unit Service Ref.Phase , HzVoltsAmperesOutdoor unit Service Ref.Phase , HzVoltsAmperesDischarge pressureSuction

315-5. OUTLET AIR SPEED COVERAGE RANGEAir flow m3/minAir speed m/secCoverage range m (ft)204.912.4(40.7)PKA-RP3FAL204.912.4(40.7)PKA-RP2.5FAL285.415.3

3290807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETERESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC-40NC-30NC-20NC-70OCTAVE BAND SOUND

336OUTLINES AND DIMENSIONS23545235452354523562.5135842340197TopFrontRight sideLeft side14001090 Air intake235CKnock out hole for right pipingRefrigera

342354523545235452354523562.5135842340197TopFrontRight sideDisplay sectionReceivingsectionPower lampEmergency switch(Heat)Emergency switch(Cool)Defros

357 WIRING DIAGRAMP.BMVYLWBRNORN6TB4S1S2S3TO OUTDOOR UNITDIFFERENT FROM ABOVEOFFOFF(0.4+0.4)SEC.FLASH ✕ 11SEC.FLASH ✕ 21SEC.FLASH ✕ 81SEC.FLASH ✕ 61SE

368REFRIGERANT SYSTEM DIAGRAMPKA-RP2.5FALPKA-RP3FALPKA-RP4FALUnit : mmPipe temperature thermistor/liquid (TH2)Distributorwith strainer#50Condenser/eva

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

38[Procedure]1. Press the CHECK button twice.2. Press the temperaturebuttons.3. Point the remote controller at the sensor on the indoor unit andpress

399-3. 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

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

40Error CodeMeaning of error code and detection method CauseCountermeasureP6Freezing/overheating protection isworking1 Freezing protection (Cooling mo

41Error CodeMeaning of error code and detection method CauseCountermeasureP9Abnormality of pipe temperature ther-mistor / Condenser-Evaporator (TH5)1

429-4. TROUBLESHOOTING BY INFERIOR PHENOMENANote: Refer to the manual of outdoor unit for the detail of remote controller.(3)Upward/downward vane perf

439-5. EMERGENCY OPERATION 9-5-1. When wireless remote controller troubles or its battery is exhausted1. Emergency operation is available in such a c

4401020304050-20 -10 0 10 20 30 40 50< Thermistor for lower temperature >Temperature (:)Resistance (K")<Thermistor Characteristic graph&

459-7. TEST POINT DIAGRAM9-7-1. Indoor controller boardPKA-RP2.5FALPKA-RP3FALPKA-RP4FALCN6VVane motor output(MV)CN32Connector(Remote switch)CN90Connec

469-8. 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

4710 DISASSEMBLY PROCEDUREOPERATING PROCEDURE PHOTOS & ILLUSTRATIONMetal fixtureScrews1. Removing the lower side of the indoor unit from the insta

48OPERATING PROCEDURE PHOTOS & ILLUSTRATION(9) Remove the screws of the indoor controller board case,and pull out the indoor controller board case

49OPERATING PROCEDURE PHOTOS8. Removing the line flow fan and the fan motor(1) Remove the left and right side panels. (2) Remove the grilles. (3) Remo

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

5011 PARTS LISTPart numbers that is circled is not shown in the figure.RU1114211111111111142111111111R01 12G 662R01 E01 812R01 E00 811R01 A17 500R01 1

51Part numbers that is circled is not shown in the figure.RU111521111111111R01 12G 662R01 E00 812R01 E01 811R01 A17 500R01 12G 691R01 24K 658T7W E05 6

52Part No.SpecificationNo.WiringDiagramSymbolRecom-mendedQ,tyPriceUnitAmountRemarks(Drawing No.)Q,ty/setPKA-1234567891011121314151617R01 Z61 102R01 13

53181920212223242526272829303132333435—T7W E00 313T7W E13 716T7W E12 202R01 E34 202T7W E11 202—R01 12G 220R01 12G 105—R01 13G 115——R01 KV5 102R01 12G

54Part No.SpecificationNo.WiringDiagramSymbolRecom-mendedQ,tyPriceUnitAmountRemarks(Drawing No.)Q,ty/setPKA-RP4FAL1234567891011121314151617R01 Z61 102

5518192021222324252627282930313233343536—T7W E00 313T7W E13 716T7W E12 202R01 E34 202T7W E11 202T7W E00 457—T7W 571 762R01 16G 105—R01 17G 115——R01 KV

12 OPTIONAL PARTS12-1. WIRED REMOTE CONTROLLER12-2. PROGRAM TIMER12-3. REMOTE SENSOR12-4. REMOTE OPERATION ADAPTER12-5. REMOTE ON/OFF ADAPTER12-6. DRA

63 PART NAMES AND FUNCTIONS● Indoor UnitAir intakeroom air is suctionedin here.(Removes dust and dirt from the intake air.)Disperses airflow up anddow

7●Wireless remote controller● When cover is open.ON/OFF TEMPFANVANETEST RUNAUTO STOPAUTO STARThminLOUVERMODECHECKRESETSET CLOCKMODEL SELECTNOT AVAIL

84SPECIFICATIONS4-1. Heat pump type (1)Service Ref.ItemBtu/hWkWkWAAkWK/min(CFM)Pa(mmAq)dBmm(in.)mm(in.)mm(in.)mm(in.)kg(lbs)FunctionCapacityTotal inpu

9Cooling34,10010,000(5,000~11,400)10,000(4,900~11,400)2.930.110.520.90Heating38,20011,200(5,600~14,000)11,200(4,500~14,000)3.250.110.520.90Single phas