Mitsubishi Electric MR-G50J-SS-NZ Manuale di Servizio

SERVICE MANUALModelMR-G50J-SS-NZNZ············New ZealandCONTENTS1. FEATURES ·········································································

10(2) Demonstration mode for shop displayDemonstration mode is not available when the temperature of freezer compartment is -7: or less even if

1122DisplayAfter the setting is complete, the kinds of thermistor and its temperature are alternately shown on the panel. In case of abnormality, the

12(7) Damper Operation ModeDuring damper operation mode, the damper is forcibly opened and closed and the state of damper is shown on the panel.11Sett

13(8) Error history display modeError history can be observed in the error history display mode.Use this mode when the actual problem of the refrigera

14MR-G50J-NZ(1) Troubleshooting with self-checkThis refrigerator has self-check feature to clarify and indicate where & what the trouble is.You ca

15(3) Error display and trouble locating1. Display detailsAfter conducting the self-check by referring to 6-2(1), error codes are displayed in the tem

16*1 : The setting of ice making compartment will be displayed and blinks during or after ice making test operation.*2 : This operation is called the

17MR-G50J-NZ6-3 BLOCK DIAGRAM OF PRINTED CIRCUIT BOARDMR-G50J-NZ(1) Ice making cycle(2) Automatic ice maker circuit6-4 AUTO ICE MAKERCN3ACN4DControl b

18Ice making test completesabout 20 seconds later.(3) Operation by ice making testPress the switchfor 5 seconds ormore.(See “• Self checkand erro

19MR-G50J-NZ6-5 FLOWCHART OF TROUBLE CRITERIONExcessive coolingRefrigerator compartment/ Slide chilled compartment[1]No cooling, poor coolingSet the t

2FEATURES1MR-G50J-NZ1. Vegetable compartment(1)MechanismTwo LED lights are mounted on the back and bottom of the vegetable compartment. The LED (UV LE

20Poor coolingNot cooling at all(In case any error codes doesn’t appear as shown in page 21,22 even though mode switch is pressed for 5 seconds) Freez

21Inverter-related indication “Compressor does not operate”ErrorcodeAbnormalityPossible cause Symptom Treatmente50•Abnormal start-up•Abnormalsynchroni

22Inverter-related indication “Compressor does not operate”ErrorcodeAbnormalityPossible cause Symptom Treatmente56(1) or (2)(1)Compressor cannot beact

23Plug and unplug the power cord to perform self-check onrefrigerator fan motor. Is the lamp indicating abnormality?Contact failure ofconnector.Connec

24Excessive coolingVegetable compartment[6]poor coolingSet the temperature to“Low”.NoYes (Go to 1 or 2 )Set the temperature to“High”.NoSet the tempera

25only applies to versa compartment. Excessive coolingVersa compartment/ Ice making compartment[7]No cooling; poor coolingSet the temper-ature to

26MR-G50J-NZ6-6 TROUBLE CRITERION OF MAIN PARTSComponents/Part NameCompressorMotorprotectorCheck Method and CriterionParts MountedPositionIn the machi

27RedYellowBlue WhiteComponents/Part NameCheck Method and CriterionParts MountedPositionWater pumpmotorUnder the watertank holder inrefrigerator com-p

28Components/Part NameCheck Method and CriterionParts MountedPositionVegetablecompartmentheater 2Water pipeheaterIn partition V/F.Under the watertank

29Components/Part NameCheck Method and CriterionParts MountedPositionDividerheater (I/S)Rotationalheater boardIce makingtray heaterIn partition I/S.In

3SPECIFICATIONS2SPECIFICATIONS230V,50Hz492 (R:264 F:82 V:97 I:12 S:37)1798 x 745 x 699 (70-25/32 x 29-11/32 x 27-17/32) Acrylic resin coated stee

30Components/Part NameCheck Method and CriterionParts MountedPositionThree-wayvalveIn the machinechamber at therear side of theframe.Normal Abnormal54

31MR-G50J-NZ6-7 TEST POINT DIAGRAM OF FILTER BOARDEarthAC230V230VComponents/Part NameCheck Method and CriterionParts MountedPositionVegetable com-part

32MR-G50J-NZ6-8 TEST POINT DIAGRAM OF CONTROL BOARD}Compressor5 W phase3 V phase1 U phase}Compulsorydefrosting byshort circuitCN4D3 Defrostheater1 Ref

33NAMES OF THE PARTS7Height adjustable shelfThree-way flexishelfWater tankSmall item caseFree pocket (S)Bottle pocket (S)Free egg shelf (S)Ice making

34DISASSEMBLY INSTRUCTIONS8Plug out before work!!Check the automatic ice-maker pressing ice making stop switch.In assembling & disassembling parts

35OPERATING PROCEDUREPHOTOS(4)Remove rivet E, and pull out the mirror hinge on the lower leftof the control panel to remove the connector. (See photo

36OPERATING PROCEDURE PHOTOS(7)Remove rivet E (one rivet) to detach the cover (See photo 10)(8)Remove screw A (four screws) on inner wall and screw A

37OPERATING PROCEDURE PHOTOS4. Parts inside the refrigerator compartment ➔ Left rail of theslide compartment ➔ Parts inside the ice making compart-men

38OPERATING PROCEDURE PHOTOS6. Operation panel(1)Slide the operation panel in the direction of the arrows, unit itstops. (See figure 3.)(2)Pull out th

39OPERATING PROCEDURE8. Compressor cover ➔ machine chamber fan motor (1)Remove 7 screws for compressor cover at the back of the refrigerator.Machine c

4MR-G50J-NZWAA°CSec.A°C°CWrpmWrpm°CCompressorMotor protectorHeater(Rating)FreezercompartmentRefrigeratorMachineChamberFan motorDefrostingcontrolIce ma

40Door adjustment1 If the adjustment bolt is not in contact with the floor, lower the bolt, and adjust it so that the caster is slightly above the flo

41RoHS PARTS LIST9ELECTRICAL PARTSMR-G50J-SS-NZNo.1234567891011121314151617181920212223242526272829Elect coverControl board Refrigerator compartment t

42DOOR PARTSMR-G50J-SS-NZAbbreviationR/ LIVRefrigerator compartment (Left)Ice making compartmentVegetable compartmentFR/ RSFreezer compartmentRefriger

43No.12345678910111213141516171819202122232425262728293031323334Hinge assembly (Left/ Upper)Outer door panel (R/L)Operation panelDoor closer (Left)D

44BODY PARTSMR-G50J-SS-NZ234567817182023242526272893037381011Tank pipeBearingFilter cover21Water supplyport cap5Water pipeHinge assembly(Left/ Lower)1

45No. Part No.Part nameSpec.orDrawing No.NZMR-G50J12345678910111213141516171819202122232425262728293031323334353637383940414243Control panel assemblyH

46ACCESSORY AND UNIT PARTSMR-G50J-SS-NZAbbreviationFVSFreezer compartmentVegetable compartmentVersa compartment145678910111213151618192021222325U wash

47OA090-2.qxp 06.7.20 9:57 AM Page 47

HEAD OFFICE: TOKYO BLDG., 2-7-3,MARUNOUCHI,CHIYODA-KU, TOKYO100-8310,JAPANCCopyright 2006 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD. Distributed in Jul.

5WIRING DIAGRAM3MR-G50J-NZ( SKELTON WIRING DIAGRAM )ICE MAKING TRAY HEATERVegetable compartment heater 2Vegetable compartment heater 1CONTROL BOARD,

6MR-G50J-NZ( ACTUAL WIRING DIAGRAM )SSR4 SSR3SSR5FUSE1X1SSR1SSR2F1LNNLAC230VPower Plug50HzN/F BOARDCN11331CN12823414321Electricbox1235623414 3 124 232

7OUTLINES AND DIMENSIONS4MR-G50J-NZUnit : mm25001009301809110074520REQUIRED SPACE FOR INSTALLATION2069924733877324324318313400351392440337363329262249

8REFRIGERANT CIRCUIT5Capillary tubeCapillary tubeSuction pipeMufflerEvaporator{1.6✕{0.67✕2680(mm){1.8✕{0.63✕2680(mm)DryerCabinet pipeThree-wayvalve#15

9TROUBLESHOOTING6MR-G50J-NZ(1) Function of normal operation6-1 FUNCTION OF OPERATION PANELECO MODE switch:MinREFVEGFZRQCKREFCHILLSOFTFF Z RICE(STOP)DE