Read LG WM0001HTMA Service Manual online
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7. TROUBLESHOOTING
7-1. BEFORE PERFORMING SERVICE
■ Be careful of electric shock when disconnecting parts while troubleshooting.
■ The voltage of each terminal is 120 V AC and DC when the unit is plugged in.
■ The voltage of each terminal is 120 V AC and DC when the unit is plugged in.
7-2. QC TEST MODE.
The washer must be empty and the controls must be in the off state.
1. Press the SPIN SPEED and SOIL LEVEL buttons simultaneously.
2. Press the Power button, while the above condition. Then buzzer will sound twice.
3. Press the Start/Pause button repeatedly to cycle through the test modes.
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY
Press the WASH/RINSE and SOIL LEVEL button simultaneously.
So, for example a display indicating 058: a Water level frequency of 20+(58 x 0.1)
= 25.8 kHz
• The digits indicate the water level frequency.
Check Point
Display Status
None
Turns on all lamps and locks the door.
1 time
Tumble clockwise.
rpm (42~50)
2 times
Low speed Spin.
rpm (55~65)
3 times
High speed Spin.
rpm (125~135)
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
Inlet valve for hot water turns on.
Water level frequency (25~65)
7 times
Inlet valve for steam turns on.
Water level frequency (25~65)
8 times
Inlet valve for bleach turns on.
Water level frequency (25~65)
9 times
Tumble counterclockwise.
rpm (42~50)
10 times
Heater turns on for 3 sec.
Water temperature
11 times
Circulation pump turns on.
Water level frequency (25~65)
12 times
Drain pump turns on.
Water level frequency (25~65)
13 times
Steam Heater turns on for 1.2 sec.
TSG temperature
14 times
Off
-
Number of times the
Start/Pause button is pressed
QC TEST MODE
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