LG GR-P227 Bedienungsanleitung

CAUTION

PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS BOOK

BEFORE CHECKING OR OPERATING THE REFRIGERATOR.

REFRIGERATOR

SERVICE MANUAL

MODEL: GR-P227/L227 COLOR: TITANIUM

http://eic.lgservice.com

WARNINGS AND PRECAUTIONS FOR SAFETY ................................................................................................................ 3

SPECIFICATIONS................................................................................................................................................................... 4

PARTS IDENTIFICATION....................................................................................................................................................... 6

HOW TO INSTALL THE REFRIGERATOR.......................................................................................................................... 10

HOW TO ADJUST DOOR HEIGHT OF THE REFRIGERATOR........................................................................................ 10

HOW TO INSTALL WATER PIPE........................................................................................................................................11

HOW TO CONTROL THE AMOUNT OF WATER SUPPLIED TO THE ICEMAKER......................................................... 15

MICOM FUNCTION .............................................................................................................................................................. 17

EXPLATION FOR MICOM CIRCUIT..................................................................................................................................... 27

EXPLANATION FOR PWB CIRCUIT ..................................................................................................................................27

ICE MAKER AND DISPENSER WORKING PRINCIPLE AND REPAIR ............................................................................. 42

OPERATION PRINCIPLE....................................................................................................................................................42

FUNCTIONS OF ICE MAKER ............................................................................................................................................43

ICE EJECTION CONTROL FUNCTION..............................................................................................................................44

CIRCUIT................................................................................................................................................................................ 48

TROUBLE DIAGNOSIS........................................................................................................................................................ 49

TROUBLE SHOOTING ...................................................................................................................................................... 49

FAULTS .............................................................................................................................................................................. 59

COOLING CYCLE HEAVY REPAIR................................................................................................................................... 76

HOW TO DEAL WITH CLAIMS.......................................................................................................................................... 83

HOW TO DISASSEMBLE AND ASSEMBLE....................................................................................................................... 88

DOOR................................................................................................................................................................................. 88

HANDLE............................................................................................................................................................................. 89

SHROUD, GRILLE FAN..................................................................................................................................................... 89

WATER VALVE DISASSEMBLY METHOD ........................................................................................................................ 90

FAN AND FAN MOTOR DISASSEMBLY METHOD........................................................................................................... 90

DISPENSER....................................................................................................................................................................... 91

EXPLODED VIEW ................................................................................................................................................................ 93

CONTENTS

- 2 -

Please observe the following safety precautions in order to

use safely and correctly the refrigerator and to prevent

accident and danger during repair.

1. Be care of an electric shock. Disconnect power cord

from wall outlet and wait for more than three minutes

before replacing PWB parts. Shut off the power

whenever replacing and repairing electric components.

2. When connecting power cord, please wait for more than

five minutes after power cord was disconnected from the

wall outlet.

3. Please check if the power plug is pressed down by the

refrigerator against the wall. If the power plug was

damaged, it may cause fire or electric shock.

4. If the wall outlet is over loaded, it may cause fire. Please

use its own individual electrical outlet for the refrigerator.

5. Please make sure the outlet is properly earthed,

particularly in wet or damp area.

6. Use standard electrical components when replacing

them.

7. Make sure the hook is correctly engaged.

Remove dust and foreign materials from the housing

and connecting parts.

8. Do not fray, damage, machine, heavily bend, pull out,

or twist the power cord.

9. Please check the evidence of moisture intrusion in the

electrical components. Replace the parts or mask it

with insulation tapes if moisture intrusion was

confirmed.

10. Do not touch the icemaker with hands or tools to

confirm the operation of geared motor.

11. Do not let the customers repair, disassemble, and

reconstruct the refrigerator for themselves. It may

cause accident, electric shock, or fire.

12. Do not store flammable materials such as ether,

benzene, alcohol, chemicals, gas, or medicine in the

refrigerator.

13. Do not put flower vase, cup, cosmetics, chemicals,

etc., or container with full of water on the top of the

refrigerator.

14. Do not put glass bottles with full of water into the

freezer. The contents shall freeze and break the glass

bottles.

15. When you scrap the refrigerator, please disconnect the

door gasket first and scrap it where children are not

accessible.

WARNINGS AND PRECAUTIONS FOR SAFETY

- 3 -

SPECIFICATIONS

- 4 -

ITEMS SPECIFICATIONS

DIMENSIONS (mm) 894(W)

790(D)

1753(H)

NET WEIGHT (kg) 132

COOLING SYSTEM Fan Cooling

TEMPERATURE CONTROL Micom Control

DEFROSTING SYSTEM Full Automatic

Heater Defrost

INSULATION Cyclo-Pentane

COMPRESSOR P.T.C. Starting Type

EVAPORATOR Fin Tube Type

CONDENSER Wire Condenser

REFRIGERANT R134a (180g)

LUBRICATING OIL FREOL @10G (310 cc)

CAPILLARY TUBE ID 0.83

DRIER MOLECULAR SIEVE XH-7

1753

602

948

894

662

711

790

1135.5

1. Ref No. : GR-P227

ITEMS SPECIFICATIONS

FIRST DEFROST 4 - 5 Hours

DEFROST CYCLE 13 - 15 Hours

DEFROSTING DEVICE Heater, Sheath

ANTI SWEAT HEATER Dispenser Duct Door Heater

Dispenser Heater

Home Bar Heater

ANTI-FREEZING HEATER Damper Heater

FREEZER LAMP 40W (1 EA)

REFRIGERATOR LAMP 40W (1 EA) / 30W (1 EA)

SPECIFICATIONS

- 5 -

ITEMS SPECIFICATIONS

DIMENSIONS (mm) 894(W)

790(D)

1753(H)

NET WEIGHT (kg) 132

COOLING SYSTEM Fan Cooling

TEMPERATURE CONTROL Micom Control

DEFROSTING SYSTEM Full Automatic

Heater Defrost

INSULATION Cyclo-Pentane

COMPRESSOR P.T.C. Starting Type

EVAPORATOR Fin Tube Type

CONDENSER Wire Condenser

REFRIGERANT R134a (180g)

LUBRICATING OIL FREOL @10G (310 cc)

CAPILLARY TUBE ID 0.83

602

948

894

662

711

790

1135.5

1753

2. Ref No. : GR-L227

ITEMS SPECIFICATIONS

DRIER MOLECULAR SIEVE XH-7

FIRST DEFROST 4 - 5 Hours

DEFROST CYCLE 13 - 15 Hours

DEFROSTING DEVICE Heater, Sheath

ANTI SWEAT HEATER Dispenser Duct Door Heater

Dispenser Heater

ANTI-FREEZING HEATER Damper Heater

FREEZER LAMP 40W (1 EA)

REFRIGERATOR LAMP 40W (1 EA) / 30W (1 EA)

PARTS IDENTIFICATION

- 6 -

Freezer

compartment Refrigerator

compartment

Automatic Icemaker

Lamp

Shelf

Door rack

Drawer

Door rack

Lower cover

Milk product corner

Lamp

Shelf

Refreshment center(Optional)

CanServer

(Optional)

Shelf (Foldingor Normal)

Wine holder

(Plastic or wire)

Egg Box

Vegetable Drawer

HumiditySwitch

Door Rack

Miracle Zone (Optional)

Freshcompartment

(Optional)

Conversionswitch

(Meats/Vegetables)

(Optional)

Cover PWB

Water Tube

Home Bar

Frame Display

Dispenser Lamp

Ice &Water

Dispenser Button

1. Ref No. : GR-P227 /P257 (INTERNAL FILTER)

2. Ref No. : GR-P227 /P257 (EXTERNAL FILTER)

PARTS IDENTIFICATION

- 7 -

Freezer

compartment Refrigerator

compartment

Automatic Icemaker

Lamp

Shelf

Door rack

Drawer

Door rack

Lower cover

Milk product corner

Lamp

Shelf

Refreshment center(Optional)

CanServer

(Optional)

Shelf (Foldingor Normal)

Wine holder

(Plastic or wire)

Egg Box

Vegetable Drawer

HumiditySwitch

Door Rack

Miracle Zone (Optional)

Freshcompartment

(Optional)

Conversionswitch

(Meats/Vegetables)

(Optional)

Cover PWB

Home Bar

Frame Display

Dispenser Lamp

Ice &Water

Dispenser Button

PARTS IDENTIFICATION

- 8 -

Freezer

compartment Refrigerator

compartment

Automatic Icemaker

Lamp

Shelf

Door rack

Drawer

Door rack

Lower cover

Milk product corner

Lamp

Shelf

Refreshment center(Optional)

CanServer

(Optional)

Shelf (Foldingor Normal)

Wine holder

(Plastic or wire)

Egg Box

Vegetable Drawer

HumiditySwitch

Door Rack

Miracle Zone (Optional)

Freshcompartment

(Optional)

Conversionswitch

(Meats/Vegetables)

(Optional)

Cover PWB

Water Tube

Frame Display

Dispenser Lamp

Ice &Water

Dispenser Button

3. Ref No. : GR-L227 /P257 (INTERNAL FILTER)

4. Ref No. : GR-L227 /P257 (EXTERNAL FILTER)

PARTS IDENTIFICATION

- 9 -

Freezer

compartment Refrigerator

compartment

Automatic Icemaker

Lamp

Shelf

Door rack

Drawer

Door rack

Lower cover

Milk product corner

Lamp

Shelf

Refreshment center(Optional)

CanServer

(Optional)

Shelf (Foldingor Normal)

Wine holder

(Plastic or wire)

Egg Box

Vegetable Drawer

HumiditySwitch

Door Rack

Miracle Zone (Optional)

Freshcompartment

(Optional)

Conversionswitch

(Meats/Vegetables)

(Optional)

Frame Display

Dispenser Lamp

Ice &Water

Dispenser Button

Cover PWB

1. How to Adjust Door Height of Refrigerator

■Make the refrigerator level first. (If the refrigerator is not installed on the flat floor, the height of freezer and refrigerator

door may not be the same.)

1. If the height of freezer door is lower than that of

refrigerator compartment : 2. If the height of freezer door is higher than that of

refrigerator compartment :

Insert a driver Binto the groove Aof adjusting screw

and rotate driver in arrow direction (clockwise) until the

refrigerator becomes horizontal.

Insert a driver Binto the groove Aof adjusting screw

and rotate driver in arrow direction (clockwise) until the

refrigerator becomes horizontal.

HOW TO INSTALL REFRIGERATOR

- 10 -

Adjusting

Screw

Driver

Height

Difference

Height

Difference

Height

Difference

Height

Difference

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