Troubleshooting; 7-1.Before Performing Service; 7-2.Qc Test Mode; 7-3.How To Know The Water Level Frequency - LG WD-10120FD Service Manual

7. TROUBLESHOOTING

7-1.BEFORE PERFORMING SERVICE

Be careful of electric shock or disconnecting the parts while troubleshooting.
Voltage of each terminal in 220-240V~ and DC while applying an electric current.

7-2.QC TEST MODE.

Pressing Rinse, and Spin button simultaneously.
Power supply on with pressing upper two button.Then buzzer sound twice.
Press the Start/Pause button as follows.
Press the Start/Pause button more 4 times until stop spinning
Pressing number of
Start/Pause button
None
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times

7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY

Press the Rinse and Spin button simultaneously.
ex) 241 : Water level frequency = 241
Checking Point
All lamps turn on
Clockwise spin (right)
Low speed Spin
High speed Spin
Inlet valve for prewash operation
Inlet valve for mainwash operation
Hot inlet valve in case of hot water fill
Inlet valve for mainwash operation
Counterclockwise spin (left)
Heater is in operation for 3 sec.
Draining pump operation
Auto off operation
The digits means water level frequency (10 -1 )
10 -1
=24.1
13
Display Status
Drum rpm (About 40~52)
Drum rpm (About 55~65)
Drum rpm (About 95~140)
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
Drum rpm (About 40~52)
Water temperature
Water level frequency