Mitsubishi Electric MR-FT35EH-SW-C Page 1 Service Manual Download | Manualshive

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Models

MR-FT35EH-SW-C
MR-FT46EH-SW-C
MR-FT51EH-SW-C

CONTENTS

1. SPECIFICATIONS......................................................
2. OUTLINES AND DIMENSIONS...................................
3. WIRING DIAGRAM....................................................
4. REFRIGERANT CIRCUIT...........................................
5. NAME OF THE PARTS...............................................
6. TROUBLE SHOOTING................................................

6.1 TROUBLE CRITERION OF MAIN PARTS............

6.2 TEST POINT DIAGRAM OF MAIN CONTROL

BOARD..............................

6.3 LED TROUBLE DISPLAY AND CHECK

POINT.....................................................................

6.4 IMPORTANCE DETAIL OF FAULT ANALYSIS.....

7. DISASSEMBLY INSTRUCTIONS...............................
8. PARTS LIST...............................................................

2015

SERVICE MANUAL

NO.SM-RE-1508

MITSUBISHI
ELECTRIC

HOME REFRIGERATORS

C..............Taiwan

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Summary of Contents for MR-FT35EH-SW-C

Page 1: ...IRCUIT 5 NAME OF THE PARTS 6 TROUBLE SHOOTING 6 1 TROUBLE CRITERION OF MAIN PARTS 6 2 TEST POINT DIAGRAM OF MAIN CONTROL BOARD 6 3 LED TROUBLE DISPLAY AND CHECK POINT 6 4 IMPORTANCE DETAIL OF FAULT ANALYSIS 7 DISASSEMBLY INSTRUCTIONS 8 PARTS LIST 2015 SERVICE MANUAL NO SM RE 1508 MITSUBISHI ELECTRIC HOME REFRIGERATORS C Taiwan 1 3 6 8 10 12 12 14 15 17 19 22 ...

Page 2: ... Temperature control system Refrigerator room light Ice tray Ice box Accessories Bottle stopper Free pocket Crystal shelf RV Cabinet Freezer door Refrigerator door Freezer Refrigerator Insulation 1 SPECIFICATIONS 110V 60Hz Power supply Total capacity Dimensions HXWXD mm L MR FT35EH C MR FT46EH C MR FT51EH C 352 F 106 R 246 460 F 150 R 310 510 F 150 R 360 Cabinet Evaporator Foamed cyclopenthane Foa...

Page 3: ...Defrost finish Thermal fuse Current Motor protector Model Ambient temperature Time 0 78 0 81 0 83 1 8 X 0 65 X 2350 9 Compressor Model Power supply Rated input W o C Sec A Starting current Winding resistance A T 20 o C Control board Thermister 14 1 5 73 A 12 4 W MM3 71CCY o C o C FBA12J12VXC DC brushless 1 44 12V DC 1450 12V DC 25 16 MAX 17 0 4mF 400VAC 81 W 110V 150W 76 W 110V 160W MR FT35EH C MR...

Page 4: ...Unit mm MR FT35EH C 2 OUTLINES AND DIMENSIONS PLUG CORD LENGTH REQUIRED SPACE FOR INSTALLATION 3 ...

Page 5: ...Unit mm MR FT46EH C PLUG CORD LENGTH REQUIRED SPACE FOR INSTALLATION 629 795 4 ...

Page 6: ...Unit mm MR FT51EH C PLUG CORD LENGTH REQUIRED SPACE FOR INSTALLATION 629 795 5 ...

Page 7: ...MR FT35EH C MR FT46EH C SKELETON WIRING DIAGRAM MR FT51EH C 3 WIRING DIAGRAM 6 ...

Page 8: ...7 ...

Page 9: ...MR FT35EH C 4 REFRIGERANT CIRCUIT 8 ...

Page 10: ...MR FT46EH C MR FT51EH C 9 ...

Page 11: ...MR FT35EH C MR FT46EH C 5 NAME OF PARTS 10 ...

Page 12: ...MR FT51EH C 11 ...

Page 13: ...15 W Approx Open W or short circuit 0W chamber at the 61 8o C rear side of Measuretheresistancewithatester Ambient temperature Room temperature15o C 25o C the frame Normal Abnormal faulty Winding Black White White Red Red Black 12 4 W 20 ºC Opened W or short circuit 0W Motor protector Compressor in Model MM3 71CCY the machine Connected Point 100 5o C Rated current A 0 84 1 10 27 37 rps the frame N...

Page 14: ... temperature Take the temperature around the thermistor and then measure resistance using a tester The relation of resistance and temperature is as shown on the above graph Thermistor MR FT35EH MR FT46EH FT51EH 331Ω Approx 353Ω Approx Defrost Heater DC brushless Model Type Model refrigerator Rated input Operation method Abnormal faulty Normal Between 3 1 GND and Vcc About 12kW MR FT35EH MR FT46EH ...

Page 15: ...6 2 TEST POINT DIAGRAM OF MAIN CONTROL BOARD 14 ...

Page 16: ...and CN5D on control board fan motor 4 pin wire to wire connector 2 Check fan motor operation Repair the contact failure 3 minutes later the fan motor is reactivated to be checked Until the fan motor gets to operate correctly the buzzer sounds every time the door is closed Trouble of refrigerator thermistor When there is a short or open circuit in the F room thermistor 1 Connector CN9S on control b...

Page 17: ...ing over one and a half hour The situation which compressor cannot be operated continues The error display starts after the error is determined as E56 The error display continues until defrosting starts or cooling operation gets back to normal The error display does not disappear by unplugging and plugging the power cord Note5 An attempt to restart the compressor is repeated every 3 minutes Troubl...

Page 18: ...apidation of door switch refrigerator room and freezer room Dilapidation of compressor and fan motor 2 If have malfunction when supply the power Compressor and fan motor will not operate 20 minutes 2 Interval of self check analysis Troubles of thermistor will check always Trouble of defrost heater will just analyse during defrost display only The period checking will analyse the defrost circuit af...

Page 19: ...er which have diode range Timing connect power After compressor off 3 min after the defrost heater off 8 min during open the door max 5 min Malfunction LED will shine the violet light with in timing hole above right picture Use tester s diode range with swing meter during 2 1 and for make sure which change poles and observe must be not swing of short resistance 0W LED 18 ...

Page 20: ...19 ...

Page 21: ... and right side of Duct R assy Remove Duct R assy Photo 9 Duct damper setting inside Duct R assy 6 Remove S tape lam Detach Temp control board from Catch before Remove Temp control board from lock socket Remove Connector from Temp control board Remove LED attach assy after remove Lamp cover Photo 11 12 7 Remove Screw between LED attach assy and Control panel Sub and unlock Catch before remove LED ...

Page 22: ... and right side of electric box cover then pull the electric box cover Photo 16 OPERATING PROCEDURE PHOTOS Welding point at back side of refrigerator For model MR FT46EH FT51EH CHARGE PIPE DRYER DISCHARGE PIPE COMPRESSOR B B BINDER For model MR FT35EH SUCTION PIPE Screws Photo 14 Photo 13 Vitamin up Vitamin up attach Screw Screw Photo 15 Photo 16 Connector Connector Catch Elect cover Refcon assy E...

Page 23: ...DOOR BODY PARTS MR FT35EH C 8 PARTS LIST 2 3 4 5 6 8 12 11 13 9 10 1 7 22 ...

Page 24: ... BOTTLE POCKET 1 8 KIEH88143 G BOTTLE STOPPER 1 9 KIEYE1001 G DOOR F 1 10 KIEH79111 G MAGNET GASKET ASSY F 1 11 KIEYE1000 G DOOR R 1 12 KIEH79110 G MAGNET GASKET ASSY R 1 13 KIEG05741 G CATCHER 2 14 KIEY82031 G BADGE ASSY 1 ABBREVIATION ENCIRCLED PART NUMBER ARE NOT SHOWN IN THE FIGURES Remark Country code C TAIWAN Color code SW SNOWY WHITE PRICE PIECE US FCA NO PART NO PART NAMES RoHS SPEC F R FR...

Page 25: ...ACCESSORY PARTS MR FT35EH C 24 ...

Page 26: ...1 18 KIEL55440 G ICE TRAY 1 19 KIEG63487 G ICE BOX 1 20 KIEWD0746 G STOPPER HINGE 2 21 KIEMQ4703 G HINGE ASSY MIDDLE 1 22 KIEV91418 G CHILLED CASE DOOR 1 23 KIEWD1795 G CASTER ASSY RH 1 24 KIEWD0795 G CASTER ASSY LH 1 25 KIEWD1460 G ADJUST FOOT RH 1 26 KIEWD0460 G ADJUST FOOT LH 1 27 KIEY86730 G KICK PLATE RH 1 28 KIEY82730 G KICK PLATE LH 1 29 KIEWD0652 G COMP COVER ASSY ATTACH AT LOWER SIDE OF B...

Page 27: ...ELECTRICIAL PARTS AND UNIT PARTS MR FT35EH C 26 ...

Page 28: ...5JL04WS16G51 1 17 KIEB66378 G THERMISTOR F 1 18 KIEMQ4312 G THERMISTOR DEF 1 19 KIEV61374 G BUZZER BOARD THERMISTOR A T 1 20 KIEMQ4320 G FAN MOTOR FBA12J12VXC 1 21 KIEWD0538 G DRIP TRAY 1 22 KIEMQ4363 G LAMP SWITCH 2 23 KIEP64382 G TEMP CONTROL BOARD 1 24 KIEWD0360 G LED LIGHT BOARD ASSY 1 25 KIEWD0361 G LED BOARD ATTACH 1 26 KIEWD0341 G PROTECTOR COVER 1 27 KIEWD0340 G MOTOR PROTECTOR MM3 71CCY 1...

Page 29: ...PACKING PARTS MR FT35EH C NO STEP ON 1 C F B BOX ASSY 9 C F B TOP COVER 6 DF CORUGATED BOARD 5 PACKING COVER 8 C F B PALLET 7 BOTTOM CUSHION 4 INSU TOP CUSHION S 3 INSU TOP CUSHION L 2 TOP CUSHION 28 ...

Page 30: ...CUSHION 1 3 KIEWD0972 G INSU TOP CUSHION L 1 4 KIEWD1972 G INSU TOP CUSHION S 2 5 KIEG55973 G PACKING COVER 1 6 KIEH79971 G DF CORUGATED BOARD 1 7 KIEWD0978 G BOTTOM CUSHION 1 8 KIEWD0974 G C F B PALLET 1 9 KIEH79975 G C F B TOP COVER 1 NO PART NO RoHS PART NAMES SPEC PRICE PIECE US FCA 29 ...

Page 31: ...DOOR BODY PARTS MR FT46EH C MR F51EH C 30 ...

Page 32: ...2 2 7 KIEY82001 G DOOR F 1 1 8 KIEV80111 G MAGNET GASKET ASSY F 1 1 KIEY82000 G 1 KIEY86000 G 1 KIEV80110 G 1 KIEV82110 G 1 11 KIEY82031 G BADGE ASSY 1 1 RECOMMED PART NO 7 8 9 10 PART NO THAT ARE CIRCLED ARE NOT SHOWN IN THE FIGURES ABBREVIATION Remark Country code C TAIWAN Color code SW SNOWY WHITE PRICE PIECE US FCA 9 DOOR R 10 MAGNET GASKET ASSY R NO PART NO RoHS PART NAME SPEC Q TY UNIT F R F...

Page 33: ...ACCESSORY PARTS MR FT46EH C MR FT51EH C 32 ...

Page 34: ...X 1 1 24 KIEMQ4703 G HINGE ASSY MIDDLE RH 1 1 25 KIEWD0746 G DOOR STOPPER F R RH 2 2 26 KIEV80418 G CHILLED CASE DOOR 1 1 27 KIEH88429 G GLASS SHELF RV 1 1 28 KIEV80405 G VEGETABLE CASE 1 1 29 KIEG05788 G ROLLER BOX 2 2 30 KIEG05798 G ROLLER 2 2 31 KIEWD1795 G CASTER ASSY RH 1 1 32 KIEWD0795 G CASTER ASSY LH 1 1 33 KIEWD1460 G ADJUST FOOT RH 1 1 34 KIEWD0460 G ADJUST FOOT LH 1 1 35 KIEY86730 G KIC...

Page 35: ...ELECTRICIAL PARTS AND UNIT PARTS MR FT46EH C MR FT51EH C 34 ...

Page 36: ...OR ASSY 4715JL04WS16G51 1 1 18 KIEB66378 G THERMISTOR F 1 1 19 KIEMQ4312 G THERMISTOR DEF 1 1 20 KIEV61374 G BUZZER BOARD THERMISTOR A T 1 1 21 KIEMQ4320 G FAN MOTOR FBA12J12VXC 1 1 22 KIEB66538 G DRIP TRAY 1 1 23 KIEMQ4363 G LAMP SWITCH 2 2 24 KIEP64382 G TEMP CONTROL BOARD 1 1 25 KIEW73360 G LED LIGHT BOARD ASSY 1 1 26 KIEWD6361 G LED BOARD ATTACH 1 1 27 KIEWD0341 G PROTECTOR COVER 1 1 28 KIEWD0...

Page 37: ...CKING PARTS MR FT46EH C MR FT51EH C NO STEP ON 1 C F B BOX ASSY 9 C F B TOP COVER 6 SIDE CUSHION 5 PACKING COVER 8 C F B PALLET 7 BOTTOM CUSHION 4 INSU TOP CUSHION S 3 INSU TOP CUSHION L 2 TOP CUSHION 36 ...

Page 38: ...WD6972 G INSU TOP CUSHION L 1 1 4 KIEWD7972 G INSU TOP CUSHION S 2 2 5 KIEG55973 G PACKING COVER 1 1 6 KIEG55971 G SIDE CUSHION 1 1 7 KIEWD6978 G BOTTOM CUSHION 1 1 8 KIEWD6974 G C F B PALLET 1 1 9 KIEWD6975 G C F B TOP COVER 1 1 PRICE PIECE US FCA 1 C F B BOX ASSY NO PART NO RoHS PART NAME SPEC Q TY UNIT 37 ...

Page 39: ...RIC PUBLIC COMPANY LIMITED 67 Moo 11 Bangna Trad Road Km 20 Bangplee Samutprakarn 10540 Thailand TEL 0 2337 2900 FAX 0 2337 2954 http www mitsubishi kye com Printing Date September 2015 e mail information kye meap com ...

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