Mitsubishi PCA-RP140KAQ Manuel de service

SERVICE MANUALSPLIT-TYPE, HEAT PUMP AIR CONDITIONERSSPLIT-TYPE, AIR CONDITIONERSNo. OCH454INDOOR UNITREMOTE CONTROLLER CONTENTS 1. REFERENCE MANUAL.

101m1munitabout 1.4mMICROPHONEceiling90807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC

1111PCA-RP50KAUnit : mmOUTLINES AND DIMENTIONS6(Drainage)When drain socket is installed2246When drain socket is installed233When electrical boxis pull

12Unit : mmPCA-RP60, 71KA(Drainage)When drain socket is installed2246When drain socket is installed233Air intake541236789Knock out hole for upper drai

13Unit : mmPCA-RP100, 125, 140KA(Drainage)When drain socket is installed246When drain socket is installed233Knock out hole for upper drain pipe arrang

14PCA-RP50KA PCA-RP60KA PCA-RP71KAPCA-RP100KA PCA-RP125KA PCA-RP140KAWIRING DIAGRAM7DCLTO OUTDOOR UNIT13531CN01(BLK)ORNYLW YLWBLUREDGRN/YLWI.B+1 (Fig.

15Pipe temperature thermistor/liquid(TH2)Distributorwith strainer 1/2#50/#50Condenser/evaporatortemperature thermistor(TH5)Room temperature thermistor

16<Error code display by self-diagnosis and actions to be taken for service (summary)>Present and past error codes are logged and displayed on t

1717• "CHECK" lights, and refrigerant address "00" flashes.• Check that the remote controller's display has stopped before

18[Output pattern A] Errors detected by indoor unit[Output pattern B]E9*1 If the beeper does not sound again after the initial 2 beeps to confirm the

19•If the unit cannot be operated properly after test run, refer to the following table to find the cause.SymptomCauseWired remote controller LED 1, 2

21-1. OUTDOOR UNIT’S SERVICE MANUAL1-2. TECHNICAL DATA BOOKREFERENCE MANUAL1Service Ref. Service Manual No.PUHZ-RP50/60/71VHA4PUHZ-RP100/125/140VKAPUH

209-3. SELF-DIAGNOSIS ACTION TABLENote: Refer to the manual of outdoor unit for the details of display such as F, U, and other E.Error CodeAb

21Error CodeAbnormal point and detection method CauseCountermeasureP6Freezing/overheating protection is work-ing1 Freezing protection (Cooling mode)Th

22Error CodeAbnormal point and detection method CauseCountermeasureP9Pipe temperature thermistor/ Condenser-Evaporator (TH5)1 The unit is in 3-minute

23E6E7Error CodeAbnormal point and detection method CauseCountermeasureFbE1orE21 Contact failure, short circuit or, miswiring (converse wiring) of ind

249-4. TROUBLESHOOTING BY INFERIOR PHENOMENA Note: Refer to the manual of outdoor unit for the detail of remote controller.PhenomenaCauseCoun

25Note: Refer to the manual of outdoor unit for the detail of remote controller.(3)Upward/downward vane performance failure1 The vane is

269-5. EMERGENCY OPERATION9-5-1. When wireless remote controller fails or its battery is exhausted9-5-2. When wired remote controller or indoor unit m

279-6. HOW TO CHECK THE PARTSParts name Check pointsDisconnect the connector then measure the resistance with a tester.(At the ambient temperature of

289-6-2. DC Fan motor (fan motor/indoor controller circuit board)Notes · High voltage is applied to the connecter (CNMF) for the fan motor. Pay attent

299-7. TEST POINT DIAGRAMIndoor controller boardPCA-RP50KA PCA-RP60KA PCA-RP71KAPCA-RP100KA PCA-RP125KA PCA-RP140KACN3CTransmission(Indoor/outdoor)(0~

3SAFETY PRECAUTION2Cautions for units utilising refrigerant R410A2-2. CAUTIONS RELATED TO NEW REFRIGERANTUse new refrigerant pipes.Make sure that the

30SW1Setting by the dip switch and jumper wireFunctionsJumper wireModelsettingsCapacitysettingsPair numbersetting withwirelessremotecontrollerFor serv

3131SPECIAL FUNCTION10Note:· When the unit is restarted to operate after turning off the power or OFF operation,the unit which was operationg will sta

32• System constraint· This function is available only in cooling mode.[2nd stage cut-in function]··· Request code number "322~324"Start ope

33(2) Setting method of each function by wired remote controllerB: Refrigerant addressC: Data display areaD: Request code display areaTESTCHECKFILTER

34DISASSEMBLY PROCEDURE111. Removing the air intake grille (1) Slide the air intake grille holding knobs (at 2 or 3 loca-tions) to the rear to open th

3535OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS3. Removing the room temperature thermistor (TH1) (1) Remove the air intake grille. (See Figure 1,2)

36OPERATING PROCEDUREPHOTOS & ILLUSTRATIONSScrewSide panel (Right)Side panel (Left)Sliding the panelto the frontFigure 36. Removing the side pan

37OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS8. Removing the under panel(1) Remove the air intake grille. (See Figure 1,2) (2) Remove the left and r

38OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS12. Removing the Auto vane(1) Remove the intake grille. (See Figure 1,2)(2) Remove the right side panel

39OPERATING PROCEDUREPHOTOS & ILLUSTRATIONS13. Removing the heat exchanger (1) Remove the air intake grille. (See Figure 1, 2) (2) Remove the beam

4[3] Service tools Use the below service tools as exclusive tools for R407C refrigerant.GravimeterUnit No. Specifications 1 Gauge manifold ·

CCopyright 2009 MITSUBISHI ELECTRIC ENGINEERING CO., LTD.Distributed in Mar. 2009 No.OCH454 PDF 7Made in JapanHEAD OFFICE : TOKYO BLDG., 2-7-3, MARU

5°F°C°F°CERROR CODEAFTERTIMERTIME SUN MON TUE WED THU FRI SATONOFFHrAFTERFILTERFUNCTIONONLY1Hr.WEEKLYSIMPLEAUTO OFFPAR-21MAAON/OFFFILTERCHECKOPERATION

6SPECIFICATIONS4Single phase, 50Hz, 230VMunsell 6.4Y 8.9/0.4Plate fin coilSirocco fan (direct) x 30.09515-16-17-19(530-565-600-670)0(direct blow)Remo

77Single phase, 50Hz, 230VMunsell 6.4Y 8.9/0.4Plate fin coilSirocco fan (direct) × 40.16022-24-26-28(775-850-920-990)0(direct blow)Remote controller

8 PCA-RP50KAPCA-RP60, 71KA500-50-100-150-200-250-300Static pressure[Pa]Airflow rate[m³/min]0 1 2 3

99NOISE CRITERION CURVES590807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC-40NC-30NC-2