Mitsubishi Electric PLA-ZRP125 Manual de servicio

SERVICE MANUALNo.OCH527SPLIT-TYPE, HEAT PUMP AIR CONDITIONERSR410ANovember 2012Outdoor unit[Model name]PUHZ-ZRP35VKAPUHZ-ZRP50VKAPUHZ-ZRP60VHAPUHZ-ZRP

105-3. NOISE CRITERION CURVES1.5m1mMICROPHONEUNITGROUNDAPPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC-40NC-30NC-20NC-70PUHZ-ZRP35VKAPUH

100Function buttonsF1 F2 F3 F4Press to turn ON/OFF the indoor unit. ON / OFF buttonWhen the backlight is off, pressing any button turns the backlight

101Not all functions are available on all models of indoor units.Night setbackEnergy savingAuto returnScheduleError informationFilter informationMain

102Setting and display items Setting detailsVane · Louver · Vent. (Lossnay)Use to set the vane angle.• Select a desired vane setting from fi ve differe

103Setting and display items Setting detailsInitial setting DisplaydetailsMake the settings for the remote controller related items as necessary.Clock

104OFFno1no2OFFONOFFONOFFOFFCALL-ONOFFONOFF°C°FPAR-21MAAON/OFFFILTERCHECKOPERATIONCLEARTESTTEMP.MENUBACK DAYMONITOR/SETCLOCKON/OFFEnglishGermanSpanish

105The setting of the following remote controller functions can be changed using the remote controller function selection mode.Change the setting when

10612MONITORING THE OPERATION DATA BY THE REMOTE CONTROLLERDetails on the operation data including each thermistor temperature and error history can b

107• Turn on the [Monitoring the operation data](1)(2)(3)(4)(5)(6)(7)(1) Press the TEST button for 3 seconds so that [ Maintenance mode] appears

108* Certain indoor/outdoor combinations do not have the request code function; therefore, no request codes are displayed.Request codeRequest contentD

109Request codeRequest contentDescription(Display range)Unit Remarks5051525354555657585960616263646566676869707172737475767778798081828384858687888990

11TotalElectrical circuitRefrigerant circuitIndoor sideOutdoorsideRepresentative matchingSHFBFWkWModeCapacityInputPLA-ZRP71BAPLA-ZRP71BACooling7,1001.

110Request codeRequest contentDescription(Display range)Unit Remarks1031041051061071081091101111121131141151161171181191201211221231241251261271281291

111Request codeRequest contentDescription(Display range)Unit Remarks153154155156157158159160161162163164165166167~189190191192~7647657667670 – 99990 –

112Frequency control state DisplayDischarge temperatureCondensation temperatureAnti-freezeHeatsink temperatureoverheat preventionoverheat preventionp

113[Fan control state] (Request code :"53")Data displayFan step correction value by heatsink temperature overheat prevention controlFan step

114[Contact demand capacity] (Request code : " 61")Data display000Setting content[External input state] (Request code : "62")Data

115SW1, SW2, SW6, SW71234560 0 0 0 0 0 00 001 0 0 0 0 0 00 010 1 0 0 0 0 00 021 1 0 0 0 0 00 030 0 1 0 0 0 00 041 0 1 0 0 0 00 050 1 1 0 0 0 00 061 1

116[Indoor unit – Model setting information] (Request code : "162" )Data display00See the table on the right.Display Model setting state Di

11713-1. SMOOTH MAINTENANCE13-1-1. PAR-30MAA/PAR-31MAAMaintenance data, such as the indoor/outdoor unit’s heat exchanger temperature and compressor op

118● Reduces maintenance work drastically.● Enables you to check operation data of the indoor and outdoor units by remote controller.Furthermore, use

119● Data measurementWhen the operation is stabilized, measure operation data as explained below.(4) Press the [TEMP] buttons ( and ) to select the

12The unit of pressure has been changed to MPa based on international SI system.The conversion factor is : 1(MPa)=10.2(kgf/cm²)TotalElectrical circui

120<Guide for opration condition>Inspection item ResultPower supplyLoose con-nectionBreaker Good RetightenedTerminal block Outdoor Unit Good Ret

121Refrigerant leakage is detected after a long time.To enable this function, the refrigerant volume must be saved (initial learning) after installati

122 Operation modeCompressor informationOutdoor unit informationIndoor unit informationConfirm Remote controller button positionStabilizedAfter 45

1233. How to start "Judgment of refrigerant leakage " mode.To know the current condition of refrigerant amount, same operation must be per

12414 DISASSEMBLY PROCEDURE 2. Removing the fan motor (1) Remove the top panel. (See Photo 1) (2) Remove the front panel. (See Photo 1) (3) Remove

125 4. Removing the thermistor <Outdoor 2-phase pipe> (TH6) and thermistor <Outdoor pipe> (TH3) (TH33) (1) Remove the service panel. (Se

126 5. Removing the thermistor <Outdoor> (TH7) (1) Remove the service panel. (See Photo 2) (2) Remove the top panel. (See Photo 1) (3) Disco

127 8. Removing the 4-way valve (1) Remove the service panel. (See Photo 2) (2) Remove the top panel. (See Photo 1) (3) Remove the front panel. (S

128Photo 12Photo 13Compressor (MC)BandSeparatorSeparator fixing screwCompressor fixing nutRubbermountPower receiverOutletInlet 12. Removing the compr

129PUHZ-ZRP60VHA PUHZ-ZRP71VHA 1. Removing the service panel and top panel (1) Remove 3 service panel fixing screws (5 × 12) and slide the hook on t

136 OUTLINES AND DIMENSIONSPUHZ-ZRP35VKAPUHZ-ZRP50VKAUnit : mmFree space around the outdoor unit(basic example)100mm or more as long asno obstacle is

130Thermistor <Outdoor 2-phase pipe>(TH6)Photo 5 4. Removing the thermistor <Outdoor 2-phase pipe> (TH6) (1) Remove the service panel. (

1317. Removing the 4-way valve coil (21S4), LEV coil (LEV(A), LEV(B))(1) Remove the service panel. (See Photo 1)(2) Remove the top panel. (See Photo 1

132 11. Removing the reactor (ACL) (1) Remove the service panel. (See Photo 1) (2) Remove the top panel. (See Photo 1) (3) Remove the electrical p

133 12. Removing the compressor (MC) (1) Remove the service panel. (See Photo 1) (2) Remove the top panel. (See Photo 1) (3) Remove 2 front cover

134 1. Removing the service panel and top panel (1) Remove 3 service panel fixing screws (5 × 12) and slide the hook on the right downward to remove

135Photo 5 4. Removing the thermistor <Outdoor 2-phase pipe> (TH6) (1) Remove the service panel. (See Photo 1) (2) Remove the top panel. (See

136 7. Removing the 4-way valve coil (21S4), and LEV coil (LEV (A), LEV (B)), (LEV (C) :140 only) (1) Remove the service panel. (See Photo 1) (

137 11. Removing the reactor (DCL) (1) Remove the service panel. (See Photo 1) (2) Disconnect the connecting wire from TAB DCL1/DCL2 on the power

138 13. Removing the power receiver (1) Remove the service panel. (See Photo 1) (2) Remove the top panel. (See Photo 1) (3) Remove 2 front cover

139 1. Removing the service panel and top panel (1) Remove 3 service panel fixing screws (5 × 12) and slide the hook on the right downward to remove

14Unit : mmPUHZ-ZRP60VHAPUHZ-ZRP71VHAAir IntakeRear Air IntakeHandle for movingHandle for moving32295047394323*1 447*1 43167321Handle for movingHand

140 4. Disassembling the electrical parts box (1) Disconnect all the connectors on the controller circuit board. (2) Remove the 3 screws, screw 1, 2

141Photo 11 5. Removing the thermistor <Outdoor 2-phase pipe> (TH6) (1) Remove the service panel. (See Photo 1) (2) Remove the top panel. (Se

142 11. Removing the high pressure switch (63H) (1) Remove the service panel. (See Photo 1) (2) Remove the top panel. (See Photo 1) (3) Remove 3 r

143 12. Removing the reactors (ACL1, ACL2, ACL3) (1) Remove the service panel. (See Photo 1) (2) Remove the 4 fixing screws the reactor box. (2/fro

13. Removing the compressor (MC) (1) Remove the service panel. (See Photo 1) (2) Remove the top panel. (See Photo 1) (3) Remove 2 front cover pan

15Unit : mmPUHZ-ZRP100VKAPUHZ-ZRP125VKAPUHZ-ZRP140VKAPUHZ-ZRP100YKAPUHZ-ZRP125YKAPUHZ-ZRP140YKAFOUNDATION30Service space15050050010The diagram below s

167 WIRING DIAGRAMPUHZ-ZRP35VKA PUHZ-ZRP50VKAC. B.S. B.CNF1(WHT)MF1MS3~MS3~71TH7/6(RED)63H(YLW)TH3(WHT)TH4(WHT)TH7 TH6 TH3 TH44121TH33(YLW)TH331t°3213

17PUHZ-ZRP60VHA PUHZ-ZRP71VHA12345678MODELSW6*1. MODEL SELECTSW5-6*2OFF123456OFFON60VON12345678*2. SW5 -1 to 5 : Function SwitchOFF123456OFFON71VONP.

18PUHZ-ZRP100VKA PUHZ-ZRP125VKA PUHZ-ZRP140VKA123456781234567812345678OFFON100VMODELSW6*1. MODEL SELECT*2. SW5 -1 to 5 : Function SwitchSW5-6*2OFFONOF

19TB1MCMF1, MF221S463HTH3, TH33TH4TH6TH7LEV-A, LEV-B, LEV-CACL1~ACL4Terminal Block <Power Supply>TB7 Terminal Block <M-NET connection>CN5

22-1. ALWAYS OBSERVE FOR SAFETYBefore obtaining access to terminal, all supply circuits must be disconnected.INDOOR UNIT SERVICE MANUALModel name Serv

208 WIRING SPECIFICATIONS8-1. FIELD ELECTRICAL WIRING (power wiring specifications)12S1S2S3S1S2S3Indoor/outdoorunit connection cableIndoorunitUnitpowe

218-2. SEPARATE INDOOR UNIT/ OUTDOOR UNIT POWER SUPPLIESThe following connection patterns are available.The outdoor unit power supply patterns vary on

228-3. INDOOR – OUTDOOR CONNECTING CABLEThe cable shall not be lighter than design 60245 IEC or 60227 IEC.* The Max. cable length may vary depending o

238-4. M-NET WIRING METHOD(Points to note)(1) Outside the unit, transmission wires should stay away from electric wires in order to prevent electromag

248-4-3. Regulations in address settingsIn the case of multiple grouping system, M-NET and refrigerant address settings should be done as explained in

259 REFRIGERANT SYSTEM DIAGRAMPUHZ-ZRP60VHAPUHZ-ZRP71VHAPUHZ-ZRP35VKAPUHZ-ZRP50VKAUnit : mm (inch)Refrigerant flow in coolingRefrigerant flow in heati

26Unit : mm (inch)DistributorThermistor TH7(Outdoor)Thermistor TH33(Outdoor pipe)Heat exchangerRefrigerant LIQUID pipeconnection(3/8)Stop valve(with s

279-2. START AND FINISH OF TEST RUN • Operation from the indoor unit Execute the test run using the installation manual for the indoor unit. • Operat

2810 TROUBLESHOOTING<Error code display by self-diagnosis and actions to be taken for service (summary)>Present and past error codes are logged

29F1 F2 F3 F4unemecivreSrosruC:unemniaMTest runInput maintenance info.Function settingCheckSelf checkF1 F2 F3 F4Test run menuCursorService menu:Test r

3[1] Cautions for service(1) Perform service after recovering the refrigerant left in unit completely.(2) Do not release refrigerant in the air.(3) Af

30F1 F2 F3 F4Error informationError codeError unit IURef. address Unt#Model nameSerial No.ResetPageError informationContact informationDeale

31F1 F2 F3 F4MainMain display:Cursor PageMain menuRestrictionEnergy savingNight setbackFilter informationError informationblinksWhile no errors are oc

32[TEST] buttonPipe (liquid) temperatureDisplays the remainingtest run time."TEST RUN" and the currently selectedoperation mode are displaye

33ON/OFFTEMPFANVANEMODECHECKLOUVERTEST RUN AUTO STOP AUTO STARThminTEST RUNRESETSETCLOCK,10-2-4. Test run for wireless remote controller

34F1 F2 F3 F4unemecivreSrosruC:unemniaMTest runInput maintenance info.Function settingCheckSelf checkkcehcfleS:tceleSRef. addresssserddAkcehcfleSRef.

35* If operations cannot be completed with the remote controller, diagnose the remote controller with this function.F1 F2 F3 F4unemecivreSrosruC:unemn

36If a problem occurs in the air conditioner, the indoor and outdoor units will stop,and the problem is shown in the remote controller display.[CHECK]

37Transmission data from remote controllerTransmission data on transmission pathWhen the number of data errors is "02":Press the ON/OFF butt

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

39[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

42-3. PRECAUTIONS WHEN REUSING EXISTING R22 REFRIGERANT PIPES(1) Flowchart [4] Refrigerant leakage detection functionThis air conditioner can detect r

4010-4. SELF-DIAGNOSIS ACTION TABLE<Abnormalities detected when the power is put on>(Note 1) Refer to indoor unit section for code P and code E.

41Error CodeAbnormal points and detection method Judgment and actionEb(6845)Miswiring of indoor/outdoor unit connecting wire (converse wiring or disco

42Error CodeAbnormal points and detection method Judgment and actionU1(1302)High pressure (High-pressure switch 63H operated)Abnormal if high-pressure

43Error CodeAbnormal points and detection method CaseJudgment and actionU5(4230)Temperature of heatsinkAbnormal if heatsink thermistor (TH8) detects t

44Error CodeAbnormal point and detection methodCaseJudgment and actionU9(4220)Detailed codesTo find out the detail history (latest) about U9 error, tu

45UF(4100)Compressor overcurrent interruption (When compressor locked)Abnormal if overcurrent of DC bus or compressor is detected within 30 seconds af

46Error CodeAbnormal points and detection method Judgment and actionUL(1300)Low pressureAbnormal if the following conditions are detected for continuo

47Error CodeAbnormal points and detection method Judgment and actionCaseE8(6840)Indoor/outdoor unit communication error (Signal receiving error)(Outdo

48Error CodeAbnormal points and detection method Judgment and actionCaseEF(6607or6608)Non defined error codeThis code is displayed when non defined er

49Error CodeAbnormal points and detection method Case Judgment and actionA0(6600)Address duplicate definitionThis error is displayed when transmission

5(2) Cautions for refrigerant piping workNew refrigerant R410A is adopted for replacement inverter series. Although the refrigerant piping work for R4

50Continued to the next page.Error CodeAbnormal points and detection method Case Judgment and actionA7(6607)NO ACK signal1. Transmitting side controll

51Error CodeAbnormal points and detection method Case Judgment and actionA7(6607)5. If displayed address or attribute is FRESH MASTER, indoor unit det

5210-5. TROUBLESHOOTING OF PROBLEMSPhenomenaFactor Countermeasure1. Remote controller display does not work.2. “PLEASE WAIT” display is remained on th

PhenomenaFactorCountermeasure537. Remote controller display works normally and the unit performs heating operation, however, the capacity cannot be fu

54How long is “PLEASE WAIT” kept being displayed on the remote controller?6 minutes or more2 minutes or less2 to 6 minutesNONOYESYESAre any error code

55AC 198V to AC 264V?AC 198V to AC 264V?AC 198V to AC 264V?DC 12V to DC 16V?DC 12V to DC 16V?NOYESNOYESNOYESYESNOYESNOCheck the voltage between S1 an

56AC 198V to AC 264V?Are there looseness or disconnection of the indoor/outdoor connecting wire?Is anything displayed?DC 17V to DC 28V?Is “E8” display

57DC 10V to DC 16V?YESNOLightingBlinkingLightingBlinkingCheck the voltage of the terminal block (TB6) of the remote controller.Check the status of the

58The operating display of remote controller does not come on.Phone Calls From Customers How to Respond Note Check if power is supplied to air co

59Phone Calls From Customers How to Respond Note Check the set temperature of remote controller. The outdoor unit cannot be operated if the set

63 FEATURESCHARGELESS SYSTEMPRE-CHARGED REFRIGERANT IS SUPPLIED FOR PIPING LENGTH AT SHIPMENTMax. 30m (PUHZ-ZRP35-140)The refrigerant circuit with LEV

60Air blows out for a while after HEAT operation is stopped.Phone Calls From Customers How to Respond Note This is not a malfunction. The blow

61Phone Calls From Customers How to Respond NoteThis is not a malfunction.This may occur when the operation gets started in the room of high humidity

62123456MGrayOrangeRedYellowBlack123456MParts nameCheck pointsDisconnect the connector then measure the resistance with a tester. (At the ambient temp

63Notes · High voltage is applied to the connecter (CNF1, 2) for the fan motor. Pay attention to the service. · Do not pull out the connector (CNF1, 2

6410-7. HOW TO CHECK THE COMPONENTS<Thermistor feature chart>Low temperature thermistors• Thermistor <Outdoor pipe> (TH3)• Thermistor <

65<Output pulse signal and the valve operation>(2) Linear expansion valve operationOpenExtra tightening (about 32 pulse)Pulse number500 pulse

66<Output pulse signal and the valve operation>(2) Linear expansion valve operationOpenExtra tightening (about 32 pulse)Pulse number500 pulse

67Main bodyLead wireStopperCoil(3) How to attach and detach the coil of linear expansion valve (ZRP35-ZRP71 )<Composition>Linear expansion valve

68Main bodyLead wireStopperCoilBe sure to attach the stopper.A(4) How to attach and detach the coil of linear expansion valve (ZRP100-ZRP140)<Compo

69(4) Releasing emergency operation 1 Turn the main power supply off.2 Set the emergency operation switch (SWE) on indoor controller board to OFF.3 S

74 SPECIFICATIONSAkWWkW*/min(CFM)dBdBmm(in.)mm(in.)mm(in.)kg(lbs)kg(lbs)Lmm(in.)mm(in.)Power supply (phase, cycle, voltage) Max. currentExternal fini

70(5) Operation data during emergency operationDuring emergency operation, no communication is performed with the indoor unit, so the data items neede

71Brief Check of POWER MODULE* Usually, they are in a state of being short-circuited if they are broken.Measure the resistance in the following points

72<CAUTION> TEST POINT1 is high voltage.Outdoor controller circuit boardPUHZ-ZRP60/71VHAPUHZ-ZRP100/125/140VKAPUHZ-ZRP100/125/140YKACNSS1-S2:

73Outdoor noise filter circuit boardPUHZ-ZRP60VHAPUHZ-ZRP71VHALO, NOVoltage of 230V AC is output. (Connect ACL)CN52C52C relay signal(Connect to the ou

74Outdoor noise filter circuit boardPUHZ-ZRP100YKAPUHZ-ZRP125YKAPUHZ-ZRP140YKALI1, LI2, LI3, NIPOWER SUPPLYLI1-LI2/LI-LI3/LI3-LI1 : AC400V inputLI1-NI

75Outdoor power circuit boardPUHZ-ZRP60VHAPUHZ-ZRP71VHABrief Check of DIP-IPM and DIP-PFC* Usually, they are in a state of being short-circuited if th

76Outdoor power circuit boardPUHZ-ZRP100VKAPUHZ-ZRP125VKAPUHZ-ZRP140VKACNAC1, CNAC2230 V ACConnect to the out-door controller circuit board (CNAC)NI,

77Outdoor power circuit boardPUHZ-ZRP100YKAPUHZ-ZRP125YKAPUHZ-ZRP140YKABrief Check of POWER MODULE* Usually, they are in a state of being short-circu

78Outdoor converter circuit boardPUHZ-ZRP100YKAPUHZ-ZRP125YKAPUHZ-ZRP140YKAL1-A2, L2-A2, L3-A2Connect to the ACL1, ACL2, ACL3CN7Connect to the outdoor

79Outdoor M-NET board (optional)LED1Energizingdisplay of M-NET board(5V power supply)LED5Energizingdisplay of M-NET board(12V power supply)CN2MCon

8AkWWkW*/min(CFM)dBdBmm(in.)mm(in.)mm(in.)kg(lbs)kg(lbs)Lmm(in.)mm(in.)Power supply (phase, cycle, voltage) Max. currentExternal finish Refrigerant c

80*2 ‘Power failure automatic recovery’ can be set by either remote controller or this DIP SW. If one of them is set to ON, ‘Auto recovery’ activates

81Special function(a) Low-level sound priority mode (Local wiring)CN31TypesConnectorFunction Effective timingConnectorStartShort OpenAction by open/ s

82<Display function of inspection for outdoor unit>The blinking patterns of both LED1 (green) and LED2 (red) indicate the types of abnormality w

83U2U7U1U8UdUFUPUHU6U3U4U5U9P1P2P9P4P5P6P8Indication ErrorErrorcode*1Outdoor controller boardContents Inspection methodLED1 (Green)LED2 (Red)3 blinkin

84<Outdoor unit operation monitor function>[When optional part ‘A-Control Service Tool (PAC-SK52ST)’ is connected to outdoor controller board (C

85SW2 setting1ON23456Display detailExplanation for display UnitPipe temperature / Liquid(TH3) – 40~90– 40~90(When the coil thermistor detects 0: or

86SW2 setting1ON23456Display detailExplanation for display UnitPipe temperature / Liquid (TH3) on erroroccurring– 40~90– 40~90(When the coil thermisto

87SW2 setting1ON23456Display detailExplanation for displayUnitCapacity setting displayDisplayed as an outdoor capacity code.Codedisplay1ON234561ON2345

881ON23456°CDischarge superheat SHd0 – 255 Cooling = TH4-TH6 Heating = TH4-TH50 – 255(When the temperature is 100°C or more, hundreds digit, te

89SW2 settingDisplay detailExplanation for display Unit1ON23456%Capacity save0 – 100When air conditioner is connected to M-NET and capacity save mode

95 DATA5-1. REFILLING REFRIGERANT CHARGE (R410A : kg) PUHZ-ZRP35-140U-VU-WW-VService Ref.Compressor modelWindingResistance(  )SNB130FGCM1(at 20°C)SNB

90SW2 settingDisplay detailExplanation for displayUnit1ON23456PulseLEV-C opening pulse 0~4800 – 480(When it is 100 pulse or more, hundreds digit, tens

91SW2 settingDisplay detailExplanation for displayUnit:0 – 255(When the temperature is 100°C or more, hundreds digit, tens digit and ones digit are di

92SW2 settingDisplay detailExplanation for displayUnitControlling status of compressor operating frequency1ON23456CodedisplayThe following code will b

9311 FUNCTION SETTINGFunctionSettingsMode No.Setting No. : Initial setting (when sent from the factory)RemarksPower failure automatic recoveryIndoo

94Function SettingsNo.ModeNo.Setting : Initial setting (Factory setting)- : Not available4-WaycassetteCeiling suspended Wall mountedPLA-BAPCA-HAQFil

95MainMain display:Cursor PageMain menuMaintenanceInitial settingServiceF1 F2 F3 F4Service menuCursorSelect:Enter maintenance passwordunemecivreSuneme

96F1 F2 F3 F4unemecivreSrosruC:unemniaMTest runInput maintenance info.Function settingCheckSelf checkF1 F2 F3 F4Function settingCursor AddressMonitor:

97 Select mode No. 02 (room temperature detection position). Select setting No. 03 (remote controller fixed). (Use  and .) Enter the sett

98[Operating Procedure] Check the setting items provided by function selection.If settings for a mode are changed by function selection, the function

99ON/OFFTEMPFANVANEMODECHECKLOUVERTEST RUN AUTO STOP AUTO STARThminCHECKRESETSETCLOCKThe flow of the function selection procedure is shown belo