LG WM3632HW Service Manual ▷ View online
17
8-1.DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION
8. ERROR DIAGNOSIS AND CHECK LIST
SYMPTOM
GUIDE FOR SERVICE CALL
No power
Water inlet trouble
YES
YES
YES
NO
NO
YES
NO
NO
Is the power plug connected firmly to
120V AC outlet?
120V AC outlet?
Power failure? or Breaker opened?
Is the outlet controlled by a switch?
Is the outlet controlled by a switch?
Visit to service.
Is displayed?
Is the tap opened?
Is the tap frozen?
Is the water supply turned off?
Is filter in the inlet valve clogged with
foreign material?
foreign material?
Visit to service.
Clean the filter of
inlet valve
inlet valve
18
SYMPTOM
GUIDE FOR SERVICE CALL
Door error
Drain trouble
Was the load too large?
Visit to service.
Visit to service.
19
SYMPTOM
GUIDE FOR SERVICE CALL
Suds overflow from the
appliance.
(In this condition, wash and
spin do not operate normally)
appliance.
(In this condition, wash and
spin do not operate normally)
No softening effect
YES
YES
YES
YES
Compartment for
softener
Is a low-sudsing detergent used?
Is the proper amount of detergent used
as recommended?
as recommended?
Recommend to reduce the amount
of detergent.
of detergent.
Is softener put in the correct compartment of
the dispenser?
the dispenser?
Is the softener cap clogged?
Explain proper use of softener.
Clean the softener compartment
Visit to service.
LOW-SUDSING
This appliance has an automatic suds sensing function which
prevents overflow.
prevents overflow.
When excessive suds are sensed, the suds removing
implementations such as drain, water input, pause will operate,
without rotating the drum.
implementations such as drain, water input, pause will operate,
without rotating the drum.
20
Connector
NO
YES
YES
YES
YES
NO
NO
NO
NO
YES
Is the supplied voltage 120V AC?
Is the voltage between the 2 FILTER ASSEMBLY
connectors 120V AC?
connectors 120V AC?
Is the LED(1) on?
Are the connectors(2) on the PWB loose?
Is wire of the DISPLAY PWB ASSEMBLY
broken?
broken?
Replace DISPLAY PWB ASSEMBLY
or repair wire.
or repair wire.
Check the fuse or reset
the circuit breaker.
the circuit breaker.
Replace the FILTER
ASSEMBLY (CIRC).
ASSEMBLY (CIRC).
Replace MAIN PWB
ASSEMBLY.
ASSEMBLY.
Reconnect.
Replace the MAIN PWB
ASSEMBLY.
ASSEMBLY.
NO POWER
8-2.FAULT DIAGNOSIS AND TROUBLESHOOTING
1. Be careful of electric shock if disconnecting parts while troubleshooting.
2. First of all, check the connection of each electrical terminal with the wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly.
CAUTION
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