Read LG WT4870CW Service Manual online
34
UNBALANCE ERROR
Yes
Is UE displayed?
Put laundry evenly
In the DRUM
assembly
No
Does the laundry lean toward
one side, not evenly put in the
DRUM assembly?
Is the washing machine
installed at an angle?
Yes
Yes
Does the inlet valve work
when the power is not
applied?
Replace the INLET VALVE
ASSEMBLY
No
Adjust the height of
washing machine
to be kept
horizontally
Yes
If the inlet valve
works
continuously when
the power is
applied, replace
the MAIN PCB
ASSEMBLY
OVER FLOW ERROR
Yes
Is FE displayed?
Check the AIR
CHAMBER and the
tube (clogged).
Yes
When you enter the service
mode, is the water level
frequency over 21.0 kHz?
No
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