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Safety Caution; Load Test Mode - LG WM2650H*A Service Manual

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7. TEST MODE

7-1. SAFETY CAUTION

There's built-in AC 120V and DC power in output terminal of PWB assembly in common.
Be careful electric shock when disconnecting parts while trouble shooting. (Wear Electro
Static Discharge gloves when working.)
After cutting off the power when changing PWB assembly, disconnect or assemble.
Be careful static when handling PWB assembly, and use Electro Static Discharge plastic
pack when delivering or keeping it.

7-2. LOAD 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
3. Press the Start/Pause
Number of times the
Start/Pause button is pressed
None
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times
11 times
12 times
13 times
14 times
15 times
7-3. HOW TO CHECK THE WATER LEVEL FFREQUENCY
Press the WASH/RINSE and DELAY WASH button simultaneously.
So, for example a display indicating 241: a Water level frequency of 241 x.1 kHz
button, while the above condition. Then buzzer will sound twice.
button repeatedly to cycle through the test modes.
Turns on all lamps and locks the door.
Tumble clockwise.
Low speed Spin.
High speed Spin.
Inlet valve for prewash turns on.
Inlet valve for main wash turns on.
Inlet valve for hot water turns on.
Inlet valve for steam turns on.
Inlet valve for bleach turns on.
Tumble counterclockwise.
Heater turns on for 3 seconds.
Circulation pump turns on.
Drain pump turns on.
Steam water level sensor operates.
Steam heater turns on for 1.2sec.
off
The digits indicate the water level frequency ( x.1 kHz ).
Check Point
= 24.1 kHz
20
Display Status
LOAD TEST MODE
Rpm (45~50)
Rpm (55~60)
Rpm (110~115)
Water level frequency (0~255)
Water level frequency (0~255)
Water level frequency (0~255)
Water level frequency (0~255)
Water level frequency (0~255)
rpm (42~50)
Water temperature
Water level frequency (25~65)
Water level frequency (25~65)
AG tub water level frequency (0~255)
Steam generator temperature
-

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