LG GR-B206GVQA User Manual download pdf (Page 80)

TROUBLE

DIAGNOSIS

-80-

CLAIMS.

CAUSES

AND CHECK

POINTS.

HOW

TO

CHECK

8.

Faulty

lamp

(freezer

and

refrigerator

compartment).

9.

Faulty

internal

voltage(short).

1)

Lamp

problem.

Filament

blows

out.

Glass

is

broken.

2)

Bad

lamp

assembly.

Not

inserted.

Loosened

by

vibration.

3)

Bad

lamp

socket.

Disconnection.

Bad

soldering.

Bad

rivet

contact.

Short.

Water

penetration.

Low

water

level

in

tray.

Bad

elasticity

of

contact.

Bad

contact(corrosion).

4)

Door

switch.

Its

own

defect.

Refrigerator

and

freezer

switch

is

reversed.

Travlel

distance.

Bad

connection.

Bad

terminal

contact.

P/U

liquid

leak..

1)

Lead

wire

is

damaged.

Wire

damage

when

assembling

P.T.C.

Cover.

Outlet

burr

in

the

bottom

plate.

Pressed

by

cord

heater.

lead

wire,

evaporator

pipe.

2)

Exposed

terminal.

Compressor

Compartment

terminal.

-

Touching

other

components.

Freezer

compartment

terminal.

-

Touching

evaporator

pipe.

3)

Faulty

parts.

Transformer.

Coil

contacts

cover.

Welded

terminal

parts

contact

cover.

Compressor.

Bad

coil

insulation.

Plate

heater.

Melting

fuse.

Sealing

is

broken.

Moisture

penetration.

Cord

heater.

Pipe

damaged.

Moisture

penetration.

Bad

sealing.

Sheath

heater.

Connect

conduction

and

non-conduction

parts

and

check

with

tester.

Conduction:

NG.

Resistance∞:

OK.

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