Mitsubishi MR-385R-ST-A(NZ) Bedienungsanleitung

MITSUBISHI 2005

HOME REFRIGERATORS

SERVICE MANUAL

Models MR-385R-W-A

MR-385R-ST-A

MR-420R-W-A

MR-420R-ST-A

MR-455R-W-A

MR-455R-ST-A

CONTENTS

NO.SM-RE-0502

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 HOW TO CHECK P.C.BOARDS......................

6.3 TEST POINT DIAGRAM OF

MAIN CONTROL BOARD..............................

6.4 MULFUNCTION DISPLAY AND CHECKING

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

6.5 IMPORTANCE DETAIL OF FAULT ANALYSIS.

7. DISASSEMBLY INSTRUCTIONS.................................

8. PARTS LIST...............................................................

MR-385R-W-A(NZ)

MR-385R-ST-A(NZ)

MR-420R-W-A(NZ)

MR-420R-ST-A(NZ)

MR-455R-W-A(NZ)

MR-455R-ST-A(NZ)

A……......Australia

A(NZ) .....New Zealand

1.1 SPECIFICATION

MR-385R-A

MR-385R-A(NZ)

Power supply 230/240V 50Hz

Total capacity (Gross (AS)) L

Dimensions (HXWXD) mm. 1591 x 685 x 700

Cabinet Acrylic resin coated steel

Food liner ABS resin

Cabinet Foamed cyclopenthane

Freezer door Foamed cyclopenthane

Refrigerator door Foamed cyclopenthane

Cooling system Freezer Forced air convection

Refrigerator Surround cooling,multi air flow,front air flow

Evaporator Fin and tube type

Condenser Concealed type

Defrost system Automatic (Heater defrost)

Drain Automatic (drainage)

Temperature control system Automatic control

Refrigerator room light 240V 15W (E12)

Ice tray 1 pc.

Ice box 1 pc.

Freezer pocket 2 pcs.

Slide chilled case 1 pc.

Crystal shelf (F) 1 pc.

Crystal shelf (R) 3 pcs.

Free pocket 1 pc.

Egg rack 2 pcs.

Adjust pocket 2 pcs.

Bottle pocket 2 pcs.

Vegetable case 1 pc.

Tray V 1 pc.

Drain pan 1 pc.

Bottle stopper 1 pc.

Weight Unit kg 65

Shipping kg 72

- 1 -

Insulation

Accessories

385 (F : 130 R : 255)

1 SPECIFICATION

MR-420R-A

MR-420R-A(NZ)

Power supply 230/240V 50Hz

Total capacity (Gross (AS)) L

Dimensions (HXWXD) mm. 1696 x 685 x 700

Cabinet Acrylic resin coated steel

Food liner ABS resin

Cabinet Foamed cyclopenthane

Freezer door Foamed cyclopenthane

Refrigerator door Foamed cyclopenthane

Cooling system Freezer Forced air convection

Refrigerator Surround cooling,multi air flow,front air flow

Evaporator Fin and tube type

Condenser Concealed type

Defrost system Automatic (Heater defrost)

Drain Automatic (drainage)

Temperature control system Automatic control

Refrigerator room light 240V 15W (E12)

Ice tray 1 pc.

Ice box 1 pc.

Freezer pocket 2 pcs.

Slide chilled case 1 pc.

Crystal shelf (F) 1 pc.

Crystal shelf (R) 3 pcs.

Free pocket 1 pc.

Egg rack 2 pcs.

Adjust pocket 2 pcs.

Bottle pocket 2 pcs.

Vegetable case 1 pc.

Tray V 1 pc.

Drain pan 1 pc.

Bottle stopper 1 pc.

Weight Unit kg 69

Shipping kg 73

- 2 -

Insulation

Accessories

420 (F : 130 R : 290)

MR-455R-A

MR-455R-A(NZ)

Power supply 230/240V 50Hz

Total capacity (Gross (AS)) L

Dimensions (HXWXD) mm. 1806 x 685 x 700

Cabinet Acrylic resin coated steel

Food liner ABS resin

Cabinet Foamed cyclopenthane

Freezer door Foamed cyclopenthane

Refrigerator door Foamed cyclopenthane

Cooling system Freezer Forced air convection

Refrigerator Surround cooling,multi air flow,front air flow

Evaporator Fin and tube type

Condenser Concealed type

Defrost system Automatic (Heater defrost)

Drain Automatic (drainage)

Temperature control system Automatic control

Refrigerator room light 240V 15W (E12)

Ice tray 2 pcs.

Ice box 1 pc.

Freezer pocket 2 pcs.

Slide chilled case 1 pc.

Crystal shelf (F) 1 pc.

Crystal shelf (R) 4 pcs.

Free pocket 1 pc.

Egg rack 2 pcs.

Adjust pocket 3 pcs.

Bottle pocket 2 pcs.

Vegetable case 1 pc.

Tray V 1 pc.

Drain pan 1 pc.

Bottle stopper 1 pc.

Weight Unit kg 73

Shipping kg 79

- 3 -

Insulation

Accessories

454 (F : 130 R : 324)

1.2 ELECTRICAL PARTS SPECIFICATION

MR-385R-A

MR-385R-A(NZ)

Model

Power supply

Compressor Rated input W

Starting current A

Running current A

Winding resistance (T : 20 oC)

PTC RELAY

Model

Motor protector Ambient temperature oC

Time Sec.

Current A

Running capacitor

Capillary tube mm.

Dehydrant Molecular sieve g

Refrigerant HFC. 134a g

Defrosting control Defrosting timer

Defrost finish oC

Thermal fuse oC

Heater Defrost heater

Deodorition

Model

Type

Number of poles

Input W

Revolution r.p.m

Model Freezer Refrigerator (MM1-6177)

Dial position ON OFF OPEN SHUT

Warmer oC-13.7 -19.0 - 3.5

Normal oC-16.9 -22.9 MAX 5.0 -1.0 + 1.5

Colder oC-20.4 -27.5 - -12.5

Fan motor

Temperature control

- 4 -

DG57C96RAW5

106/108(220/240V 50Hz)

7.38/8.01(220/240V 50Hz)

0.57/0.55(220/240V 50Hz)

18.2 Ω(Main) / 17.7 Ω(Aux)

PTH7M330MD2

5TM181NHBYY

Less than 10.2/12 (220/240V 50Hz)

2520 + 200 / 2580+200 (220/240V 50Hz)

16 MAX

5.4

4µF 400VAC

Single phase

∅1.8 X ∅0.7 X 2350

384 Ω(240V 150W)

Filter

220/240V 50Hz

UDVH15MA1H

145

Control board

Thermister 14 + 1.5

MR-420R-A

MR-420R-A(NZ)

Model

Power supply

Compressor Rated input W

Starting current A

Running current A

Winding resistance (T : 20 oC)

PTC RELAY

Model

Motor protector Ambient temperature oC

Time Sec.

Current A

Running capacitor

Capillary tube mm.

Dehydrant Molecular sieve g

Refrigerant HFC. 134a g

Defrosting control Defrosting timer

Defrost finish oC

Thermal fuse oC

Heater Defrost heater

Deodorition

Model

Type

Number of poles

Input W

Revolution r.p.m

Model Freezer Refrigerator (MM1-6177)

Dial position ON OFF OPEN SHUT

Warmer oC-13.7 -19.0 - 3.5

Normal oC-16.9 -22.9 MAX 5.0 -1.0 + 1.5

Colder oC-20.4 -27.5 - -12.5

Fan motor

Temperature control

- 5 -

DG66C11RAW5

117/118(220/240V 50Hz)

8.05/8.83(220/240V 50Hz)

0.71/0.66(220/240V 50Hz)

15.4 Ω(Main) / 17.7 Ω(Aux)

PTH7M330MD2

5TM205NHBYY

Less than 10.2/12 (220/240V 50Hz)

2520 + 200 / 2580+200 (220/240V 50Hz)

16 MAX

6.0

4µF 400VAC

Single phase

∅1.8 X ∅0.7 X 2350

384 Ω(240V 150W)

Filter

220/240V 50Hz

UDVH15MA1H

145

Control board

Thermister 14 + 1.5

MR-455R-A

MR-455R-A(NZ)

Model

Power supply

Compressor Rated input W

Starting current A

Running current A

Winding resistance (T : 20 oC)

PTC RELAY

Model

Motor protector Ambient temperature oC

Time Sec.

Current A

Running capacitor

Capillary tube mm.

Dehydrant Molecular sieve g

Refrigerant HFC. 134a g

Defrosting control Defrosting timer

Defrost finish oC

Thermal fuse oC

Heater Defrost heater

Deodorition

Model

Type

Number of poles

Input W

Revolution r.p.m

Model Freezer Refrigerator (MM1-6177)

Dial position ON OFF OPEN SHUT

Warmer oC-13.7 -19.0 - 3.5

Normal oC-16.9 -22.9 MAX 5.0 -1.0 + 1.5

Colder oC-20.4 -27.5 - -12.5

Temperature control

- 6 -

Less than 10.2/12 (220/240V 50Hz)

2520 + 200 / 2580+200 (220/240V 50Hz)

DD66C13RAW5

127/131(220/240V 50Hz)

8.3/9.1(220/240V 50Hz)

Fan motor

UDVH15MA1H

Single phase

4µF 400VAC

0.63/0.61(220/240V 50Hz)

12 Ω(Main) / 28.7 Ω(Aux)

Filter

∅1.8 X ∅0.7 X 2350

145

Control board

384 Ω(240V, 150W)

220/240V 50Hz

Thermister 14 + 1.5

16 MAX

6.0

PTH7M330MD2

5TM205NHBYY

Unit : mm

MR-385R-A

MR-385R-A(NZ)

- 7 -

2 OUTLINES AND DIMENSIONS

685

1334

454

100

1591

700

REQUIRED SPACE FOR INSTALLATION

1950

PLUG CORD LENGTH

568

685

81591

942

Unit : mm

MR-420R-A

MR-420R-A(NZ)

- 8 -

PLUG CORD LENGTH

REQUIRED SPACE FOR INSTALLATION

20685

1334

454

100

1696

700

1950

568

685

81696

1047

Unit : mm

MR-455R-A

MR-455R-A(NZ)

- 9 -

PLUG CORD LENGTH

REQUIRED SPACE FOR INSTALLATION

20685

1334

454

100

1806

700

1950

568

685

81806

1157

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