LG WF-G13KTC Service Manual ▷ View online
35
4) Disassembly of Back Cover, Drain
Pump, Clutch(Transmission) & Motor
Remove back cover fixing screws then
disassemble the back cover.
disassemble the back cover.
Disconnect the leads and the drain hose-p from the
drain pump.
drain pump.
Remove the pump fixing screws then disassemble
the drain pump.
the drain pump.
Fall down the washer for clutch & motor removal.
Remove the belt.
Disassemble the clutch.
Remove two motor fixing screws then disassemble
the motor.
the motor.
5) Replacement of Damper asm
Separate top cover from washing machine.
As in the fig, lift snubber bar and take it out of out
case with out tub.
Damper assembly shall not be disassembled.
Replace damper as assembly.
Replace damper as assembly.
For assembly, keep the following.(Location & color)
Location
P/No.
PIVOT(Color)
,
A051
MIDDLE BLUE
,
A052
WHITE
A
B
C
D
C
D
A
B
FRONT
Pump
fixing
screw
Leads
Drain hose-p
Hub fixing nut
tub cover
inner
tub
pulsator
36
4-6. TEST RUNNING WITHOUT WATER
1) METHOD TO USE QC TEST MODE
Check method
No.
Check points
Start/Pause
Errorr
Remedy
KEY PUSH Press
Load
Display
1
LED
Begining point
Buzz once
LED on all
-
Check pressure
and
No.200 displayed
S/W assembly.
Pressure
Sensor
LEVEL
No.264~270 is
Check connector.
(check level)
displayed.
Replace
controller's IC3.
2
Motor
Press once
Pulsator
No.70~125 is
Check in unload
rotates to
displayed.
condition.
left four
Check connector.
times and
Check driving
right four
part (Motor,
times.
Clutch, V-belt,
Capacitor).
Capacitor).
3
Cold water valve
Press twice
Cold
valve
-
starts.
4
Hot water valve
Press three time
Hot water
Top filter of supply
valve
valve is clogged
starts
with dregs.
Check connector.
Check if TR3(hot)
TR4(cool) and
TR4(cool) and
5
Shower valve
Press four times
Shower
TR5(shower) are
valve
ON in load driving
starts
-
Part of connector
asm.
asm.
6 Check drain valve
Press five times
Drain valve
Check door.
ON(Turbo
Door
Check drain hose
Drum).
error
and drain motor.
(Buzz
Check connector.
continued)
Check TR6 in
controller asm.
controller asm.
7
Check the drain
Press Six times
Drain Pump
Check drain pump
Pump.
ON
Check TR8 in
Drain Valve
controller asm.
ON
Check connector.
8 Check the AUTO Press Seven times
Power off
LED off
OFF switch.
within 1
sec.
50Hz
60Hz
Normal condition
sensor
Frequency
display
▶ To use check program (QC test mode), power ON with water temperature and water level.
Key pressed in non-load empty water.
37
4-7. TROUBLE SHOOTING AGAINST COMMON WASHING PROBLEMS
Many washing problems involve poor soil & stain removal, residues of lint and scum,
and fabric damage. For satisfactory washing results, follow these instructions.
and fabric damage. For satisfactory washing results, follow these instructions.
WASH PROBLEM
Possible Causes
Problems
Solutions & Preventive Measures
• Use correct amount of detergent for load size, amount of soil
and water hardness.
• Use warm or hot water for normal soil.
Different water temperature may be required according to soil
type. (refer to page 12)
type. (refer to page 12)
• Reduce load size.
• Wash with Jean or Soak(Turbo) & Jean wash cycle for heavy
• Wash with Jean or Soak(Turbo) & Jean wash cycle for heavy
soiled laundry.
• Separate heavily soiled items from lightly soiled ones.
• Pretreat stain and heavy soil according to directions shown on
• Pretreat stain and heavy soil according to directions shown on
page 11.
• Rub the stain with bar soap. Wash.
• Do not overfill fabric softener dispenser and do not pour liquid
• Do not overfill fabric softener dispenser and do not pour liquid
fabric softener directly onto fabric.
See page 14 for more instructions.
See page 14 for more instructions.
• Keep the recommendations against Scrud(waxy buildup). (refer
to scrud page14.)
• Use correct amount of detergent for load size, amount of soil
and water hardness.
• To restore discolored load of whites, use rust remover safe for
fabric.
• Install nonprecipitating water softener or an iron filter in your
water supply system for an ongoing problem.
• Before washing, run water for a few minutes to clear lines.
• Wash lint givers eg towels, flannelette sheets, separately from lint
collectors eg synthetic fabrics and remove tissues in pockets
before wash. See page 11 for sorting and caring before loading.
before wash. See page 11 for sorting and caring before loading.
• Do not overload the washer
• Do not overload the washer.
• Some detergents need to be pre-dissolved, check the detergent
• Some detergents need to be pre-dissolved, check the detergent
instructions. Try pre-dissolving the detergent.
• Increase water temperature using hot water safe for fabric.
• Use proper amount of detergent.
• Use proper amount of detergent.
• Never pour chlorine bleach directly on fabric.
See page 13 for adding liquid bleach.
• Fasten zippers, hooks, and buckles.
• Remove objects in pockets. See page 11 for caring before
• Remove objects in pockets. See page 11 for caring before
loading.
• Do not overload the washer.
Poor soil
removal
removal
• Not enough detergent
• Wash water temperature
• Wash water temperature
too low.
• Overloading the washer
• Incorrect wash cycle
• Incorrect sorting
• Do not pretreat stain
• Incorrect wash cycle
• Incorrect sorting
• Do not pretreat stain
• Undiluted fabric softener
dispensed directly onto
fabric
fabric
• A buildup caused by the
interaction of fabric
softener and detergent can
flake off and mark clothes
softener and detergent can
flake off and mark clothes
• Not enough detergent
• Iron or manganese in
water supply, water pipes,
or water heater
or water heater
• Incorrect sorting
• Tissues left in pocket
• Overloading the washer
• Tissues left in pocket
• Overloading the washer
• Overloading the washer
• Undissolved detergent
• Use too much detergent
• Undissolved detergent
• Use too much detergent
• Incorrect use of chlorine
bleach.
• Unfastened zippers,
hooks, buckles
• Ribs, tears and broken
threads
• Overloading the washer
• Degradation of fabric
• Degradation of fabric
Blue Stains
Holes, tears,
or snags
or snags
Black or gray
marks on
clothes
marks on
clothes
Yellow or
brown rust
stains
brown rust
stains
Lint
Residue or
detergent
detergent
38
4-8. TROUBLE SHOOTING METHODS ACCORDING TO ERROR MESSAGE
For more detailed information for trouble shooting refer to page 38 to 49.
Error
Determination
Expected cause
Remedy
INLET Er
lamp blinks.
Water supply doesn't
reach set level within
60 minutes.
DRAIN Er
lamp blinks.
When drain is not
finished within 12
minutes at drain
course.
1. Locked or frozen water tap.
• Open water tappet for water
supply.
2. Obstructed water supply.
• Wash at supply condition.
3. Top filter of supply valve is
clogged with dregs.
• Clean or chunge filter.
4. Connector of supply valve is
disassembleed or wrongly
contacted.
contacted.
• Reconnect connector or
adjust wrong contact.
5. Yellow 2 pin connector of
controller ASM is
disassembled or wrongly
contacted.
disassembled or wrongly
contacted.
• Reconnect connector and
adjust wrong contact.
6. TR3 (hot), TR4 (cool), TR5
(shower) are not ON at load
drive part of controller ASM.
drive part of controller ASM.
7. Drain hose is not
hung up.(Pump Model)
6. Wrong drain pump.
(Pump Model)
7. Drain hose is hung up highly
(over 1.3m)
• Check load drive parts of
TR3, TR4 and TR5, and
replace related parts.
replace related parts.
• Hung up drain hose.
• Check drain pump.
• Hang up drain hose properly
(0.9~1.3m high)
1.Drain hose is not put down
(Non Pump Model)
• Put down drain hose properly.
(0.9~1.3m high)
2. Drain hose is bent or
clogged (Frozen or clogged
with dregs).
with dregs).
• Clean clogged drain hose.
3. Connector of drain motor or
white 2 pin connector of
controller ASM is
disassembleed or wrongly
contacted.
controller ASM is
disassembleed or wrongly
contacted.
• Reconnect connector and
adjust wrong contact.
4. Wrong drain motor (As AC
220V is applied to both ends
of drain motor, the link
opens the drain valve.)
of drain motor, the link
opens the drain valve.)
• Replace drain motor.
5. TR8 is not ON at load drive
part of controller ASM.
• Check load drive part of TR8.
Replace related parts.
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