Read LG WF-T1022THX Service Manual online
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.
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