14
FOR LG TECHNICIAN
7. TROUBLESHOOTING
7-1. BEFORE SVC CHECKING
Be careful of electric shock or disconnecting the parts while trouble shooting.
Voltage of each terminal is 220-240V~ and DC while applying an electric current.
7-2. QC TEST MODE
The washer must be empty and the controls must be in the off state.
1. Press the Rinse and Temp buttons simultaneously.
2. Press the Power
button, while the above condition. Then buzzer will sound twice.
3. Press the Start/Pauser
button repeatedly to cycle through the test modes.
7-3. HOW TO KNOW THE WATER LEVEL FREQUENCY
Press the Rinse and Temp. button simultaneously.
Number of times the
Start/Pause button is pressed
Check Point
Display Status
None
Turns on all lamps and locks the door
1 time
Tumble clockwise
rpm(40~50)
2 times
Low speed spin
rpm(55~70)
3 times
High speed spin
rpm(100~120)
4 times
Inlet valve for prewash turns on.
Water level frequency (25~65)
5 times
Inlet valve for main wash turns on.
Water level frequency (25~65)
6 times
No Move
Water level frequency (25~65)
7 times
Inlet valve for Atomizing turns on.
Water level frequency (25~65)
8 times
9 times
Tumble counterclockwise
10 times
Tumble counterclockwise
11 times
12 times
13 times
Drying Fan turn on for 6min, and then
heater turn of for 6min.
14 times
off
The digits means water level frequency(10-1 kHz)
ex) 241 : Water level frequency = 241 x 10
-1
kHz
= 24.1 kHz
