Mitsubishi Electric MR-FT35EH-SW-C, MR-FT46EH-SW-C, MR-FT51EH-SW-C Service Manual
Changes for the Better
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
1
3
6
8
10
12
12
14
15
17
19
22
1.1 SPECIFICATIONS
MR-FT35EH-C MR-FT46EH-C MR-FT51EH-C
Egg rack
1 pc.
2 pcs.
2 pcs.
Forced air convection
Surround cooling,multi air flow,front air flow
2 pcs.
1 pc.
1 pc.
Automatic control
Shipping
Weight
kg
kg
Vegetable case
Drain pan
Unit
Adjust pocket
Bottle pocket
Acrylic resin coated steel
ABS resin
Foamed cyclopenthane
Fin and tube type
Concealed type
Crystal shelf (R)
Automatic (Heater defrost)
Freezer pocket
Slide chilled case
Crystal shelf (F)
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 60HzPower 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
Foamed cyclopenthane
Food liner
Cooling system
1 pc.
1 pc.
Condenser
1586 x 686 x 706 1652 x 751 x 795 1777 x 751 x 795
3 pcs.
Defrost system
Drain
3 pcs.
Automatic (drainage)
1 pc.
1 pc.
LED Light Board
2 pcs. 2 pcs.
2 pcs. 2 pcs.
1 pc.
1 pc.
67 80 85
73 89 94
1
1.2 ELECTRICAL PARTS SPECIFICATION
MR-FT35EH-C MR-FT46EH-C MR-FT51EH-C
Running capacitor
Capillary tube
Dehydrant Molecular sieve
Refrigerant R600a
Model
Type
Input
Revolution
Model
Type
Input
Revolution
Dial position ON OFF OPEN SHUT
Warmer
o
C
-13.1 -16.1 3.9 2.9
Normal
o
C
-18.8 -21.8 2.4 1.4
Colder
o
C
-23.6 -26.6 -3.0 -4.0
4(Current limiter)
Running current (A.T. : 30 ºC)
A
Heater Defrost heater
Defrosting control
mm.
g
g
Defrosting timer
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 oC)
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
4
m
F 400VAC
81 W
(110V 150W)
7
6
W
(110V 160W)
MR-FT35EH-C
MR-FT46EH-C
MR-FT51EH-C
109 108 112
EEI91E13DCH
110V 60Hz
Machine
Chamber
W
r.p.m
W
r.p.m
4.2 (12V DC)
2300
(12V DC)
4715JL04WS16G51
DC brushless
Temperature control
Thermistor R
Freezer
Refrigerator
Thermistor F
73 82
85
Fan motor
Freezer
2
Unit : mm
MR-FT35EH-C
2
OUTLINES AND DIMENSIONS
PLUG CORD LENGTH
REQUIRED SPACE FOR INSTALLATION
3
Unit : mm
MR-FT46EH-C
PLUG CORD LENGTH
REQUIRED SPACE FOR INSTALLATION
629
795
4
Unit : mm
MR-FT51EH-C
PLUG CORD LENGTH
REQUIRED SPACE FOR INSTALLATION
629
795
5
MR-FT35EH-C
MR-FT46EH-C (SKELETON WIRING DIAGRAM)
MR-FT51EH-C
3
WIRING DIAGRAM
6
7
MR-FT35EH-C
4
REFRIGERANT CIRCUIT
8
MR-FT46EH-C
MR-FT51EH-C
9
MR-FT35EH-C
MR-FT46EH-C
5
NAME OF PARTS
10
MR-FT51EH-C
11
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