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REFRIGERATOR
SERVICE MANUAL
CAUTION
PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS BOOK
BEFORE CHECKING OR OPERATING THE REFRIGERATOR .

MODEL:GC-L207WTQ.CTIPARG COLOR:Titanium
CONTENTS
WARNINGS AND PRECAUTIONS FOR SAFETY ........................................................................................... ..................... 3
SPECIFICATIONS................................................................................................................................................................... 4
PARTS IDENTIFICATION ........................................................................................................................................................5
HOW TO INSTALL THE REFRIGER ATOR .......................................................................................................................... 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..................................................................................................................................... 23
EXPLANATION FOR PWB CIRCUIT ................................................................................................................................. 23
COMPENSATION CIRCUIT FOR WEAK-COLD, OVER-COLD AT FREEZING ROOM.................................................... 30
PWB PARTS DRAWING AND LIST ................................................................................................................................... 35
PWB CIRCUIT DIAGRAM .................................................................................................................................................. 41
ICE MAKER AND DISPENSER WORKING PRINCIPLES AND RE PAIR ........................................................................... 45
WORKING PRINCIPLES.................................................................................................................................................... 45
FUNCTION OF ICE MAKER .............................................................................................................................................. 46
ICE MAKER TROUBLESHOOTING...................................................................................................................................49
ICE MAKER CIRCUITS...................................................................................................................................................... 50
CIRCUIT ................................................................................................................................................................................ 51
TROUBLE DIAGNOSI S ........................................................................................................................................................ 53
TROUBLE SHOOTING ...................................................................................................................................................... 53
FAULTS ............................................................................................................................................................................ 63
COOLING CYCLE HEAVY REPAIR ................................................................................................................................. 80
HOW TO DEAL WITH CLAIMS ........................................................................................................................................ 87
HOW TO DISASSEMBLE AND ASSEMBL E ..................................................................................................................... 92
DOOR............................................................................................................................................................................... 92
HANDLE ........................................................................................................................................................................... 93
SHROUD, GRILLE FAN ................................................................................................................................................... 93
ICEMAKER....................................................................................................................................................................... 93
DISPENSER..................................................................................................................................................................... 94

EXPLODED VIEW .............................................................................................................................................................. 94

-2-
WARNINGS AND PRECAUTIONS FOR SAFETY
Please observe the following safety precautions in order to 8. Do not fray, damage, machine, heavily bend, pull out,
use safely and correctly the refrigerator and to prevent or twist the power cord.
accident and danger during repair.
9. Please check the evidence of moisture intrusion in the
1. Be care of an electric shock. Disconnect power cord electrical components. Replace the parts or mask it
from wall outlet and wait for more than three minutes with insulation tapes if moisture intrusion was
before replacing PWB parts. Shut off the power confirmed.
whenever replacing and repairing electric components.
10. Do not touch the icemaker with hands or tools to
2. When connecting power cord, please wait for more than confirm the operation of geared motor.
five minutes after power cord was disconnected from the
wall outlet. 11. Do not let the customers repair, disassemble, and
reconstruct the refrigerator for themselves. It may
3. Please check if the power plug is pressed down by the cause accident, electric shock, or fire.
refrigerator against the wall. If the power plug was
damaged, it may cause fire or electric shock. 12. Do not store flammable materials such as ether,
benzene, alcohol, chemicals, gas, or medicine in the
4. If the wall outlet is over loaded, it may cause fire. Please refrigerator.
use its own individual electrical outlet for the refrigerator.
13. Do not put flower vase, cup, cosmetics, chemicals,
5. Please make sure the outlet is properly earthed, etc., or container with full of water on the top of the
particularly in wet or damp area. refrigerator.

6. Use standard electrical components when replacing 14. Do not put glass bottles with full of water into the
them. freezer. The contents shall freeze and break the glass
bottles.
7. Make sure the hook is correctly engaged.
Remove dust and foreign materials from the housing 15. When you scrap the refrigerator, please disconnect the
and connecting parts. door gasket first and scrap it where children are not
accessible.

-3-
SPECIFICATIONS
1. Ref No. :
ITEMS SPECIFICATIONS ITEMS SPECIFICATIONS

DIMENSIONS (mm) 894(W)X725(D)X1753(H) FIRST DEFROST 4 - 5 Hours

NET WEIGHT (kg) 122 DEFROST CYCLE 13 - 15 Hours

COOLING SYSTEM Fan Cooling DEFROSTING DEVICE Heater, Sheath

TEMPERATURE CONTROL Micom Control ANTI SWEAT HEATER Dispenser Duct Door Heater

DEFROSTING SYSTEM Full Automatic Dispenser Heater

Heater Defrost ANTI-FREEZING HEATER Damper Heater

INSULATION Cyclo-Pentane FREEZER LAMP 40W (1 EA)

COMPRESSOR P.T.C. Starting Type REFRIGERATOR LAMP 40W (1 EA)

EVAPORATOR Fin Tube Type

CONDENSER Wire Condenser

REFRIGERANT R134a (180g)

LUBRICATING OIL FREOL @10G (310 cc)

DRIER ID 0.83

CAPILLARY TUBE MOLECULAR SIEVE XH-7

725
1753

-4-
PARTS IDENTIFICATION
1. Ref No.

Cover PWB

Frame Display
Water Tube

Dispenser Lamp
Water Tube
Ice & Water (Only Internal Filter)
Dispenser Button

Freezer Refrigerator
compartment compartment
Milk product corner
Space plus Lamp
Shelf
Wine holder
Door rack
(Plastic )
Automatic Door rack
ice maker (1piece )
Lamp
Shelf
Snack drawer
Shelf ( Normal )
Shelf
(steel or glass) Egg box
Shelf Door rack
(1piece)
Vegetable drawer ( two )

Door rack
Door rack
Drawer Humidity switch

Door rack

Conversion switch
Lower cover (Meats/Vegetables)

-5-
HOW TO INSTALL REFRIGER ATOR
1. How to Adjust Door Height of Refrigerator
Even if the height can not be aligned by
Make the refrigerator level first. (If the refrigerator is not installed
using the height adjustment screw,insert
on the flat floor, the height of freezer and refrigerator door may
the transparent sheet supplied with the
not be the same.
product.
1. If the height of freezer door is lower than that of
Separate the door with the lower height,
refrigerator compartment :
use the (+) type screwdriver to unscrew
the screw at the botton hinge as shown
at figure , insert the transparent sheet
between the bottom hinge and the bottom
bracket,and then fix it with the screw as
shown at figure .
Insert more transparent sheets enough to
align the height.(4 sheets are supplied in
total.)

1
Adjusting
Bottom hinge Transparent sheet
2
Driver

Bottom bracket
Insert a driver into the groove of adjusting screw
and rotate driver in arrow direction (clockwise) until the
refrigerator becomes horizontal.

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

Adjusting
1

Driver 2

Insert a driver into the groove of adjusting screw
and rotate driver in arrow direction (clockwise) until the
refrigerator becomes horizontal.

-6 -
HOW TO INSTALL REFRIGERATOR
2. How to Install Water Pipe 2-1. When connecting directly to the water tap.
I Before Installation I Please confirm the following installation parts.
1. The icemaker requires the water pressure of 1.5 -
8.5kgf/cm2. (It is acceptable if city water fills a cup of
180cc with water for 3 seconds)
2. Install booster pump where the city water pressure is
below 1.5kgf/cm2 for normal operation of water and ice
dispenser.
3. The total length of water pipe shall be less than 12m. Do Valve Feed Rubber, Packing Connector, Pipe
not bend the pipe at right angle. If the length is more
than 12m, there will be troubles on water supply due to
water pressure drop.
4. Please install water pipe where there is no heat around.

Connector, Pipe Tape, Teflon

Class. Shape and Spec. Nomenclature P/No Remarks
Conve- Valve Feed 5221JA3001A Common Use
rtible
Water
Valve

Water Connector, (MECH) Pipe 4932JA3003A
Conn- Conversion Connector(3/4") 6631JA3004A No Holes
ector Balance Conector(3/4") 6631JA3004B
Packing(

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