Read LG WF-D55WSA / WF-D60WSA Service Manual online
12-2. How to diagnose and maintain according to symptoms
1) Power Failure
Where, what and how
Check results
Possible
reasons
Solution measures
Power
Yes
Electric
problems
1. Check if the socket is in poor
contact.
Replace plugs
Normal
None
2. measure voltage
0V
Power
supply
Contact Power Supply Bureau
<1Ω
None
Washer harness
1. Measure power cord resistance with
plug short-circuit
Infinite
Power cord
cracks
Replace power cord
2. Check if all the connectors are
connected properly.
Separation of M and
F connectors
Poor contact
Connect again
3. Check all wire resistance
Infinite
Harness
cracks
Replace harness
<0.5Ω
None
>1Ω
Poor contact
Replace power cord
10-14V
None
Replace transformer
Electrical appliance
0V
Coil cracks
Replace filter
1.check if the fuse is damaged
Yes
Bad fuse
Replace filter
PC board
Replace PC board if all
appliances are not damaged.
It must be that PC board damage if
problems are not mentioned above.
15% higher than
standard voltage.
27
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