WM3055CW - LG Washing Machine Service Manual (repair manual). Page 21

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7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY

Press the WASH/RINSE and DELAY START button simultaneously.

The digits indicate the water level frequency ( x.1 kHz ).

So, for example a display indicating 241: a Water level frequency of 241 x.1 kHz

=  24.1 kHz

None 

1 time 

2 times 

3 times 

4 times 

5 times 

6 times 

Turns on all lamps and locks the door.

Tumble clockwise.

Low speed Spin.

High speed Spin.

It will be take about 2minits to be

high speed spin

Inlet valve for prewash turns on.

Inlet valve for main wash turns on.

Inlet valve for hot water turns on.

LOAD TEST MODE

rpm (42~50)

rpm (35~45)

rpm (110~117)

-

Number of times the

Start/Pause button is pressed

Check Point

NOTES:

RPM < 220 : RPM = display / RPM > 200 : RPM = display X 10
WATER LEVEL : o255 = empty / o248 = normal / o255 = tub clean

None 

1 time 

2 times 

3 times 

4 times 

5 times 

6 times 

7 times 

8 times 

9 times 

Turns on all lamps.

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 bleach turns on.

Tumble counterclockwise.

Drain pump turns on.

LOAD TEST MODE

rpm (42~50)

rpm (35~45)

rpm (110~117)

Water level frequency (0~255)

Water level frequency (0~255)

Water level frequency (0~255)

Water level frequency (0~255)

rpm (42~50)

Water level frequency (0~255)

Number of times the

Start/Pause button is pressed

Check Point

Display Status

10 times

off