LG WM1375HW Service Manual ▷ View online
16
8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION
8. ERROR DIAGNOSIS AND CHECKLIST
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~ outlet?
Power failure? or Breaker opened?
Visit to check
Is " " displayed?
Is the tap opened?
Is the tap frozen?
Is the water supply shut-off?
Is filter in the inlet valve clogged with
foreign material?
Visit to check
Clean the filter of
inlet valve
inlet valve
17
SYMPTOM
• Door does not open
• Error displayed on
the program
• Error displayed on
the program
• DRAIN TROUBLE
GUIDE FOR SERVICE CALL
NO
YES
NO
YES
Started with door opened?
NO
YES
Is the drain pump filter clogged with foreign
material such as pin, coin and etc.?
Is the drain hose frozen with water,
kinked or crushed?
Visit to check
Close the door
Visit to check
Check if the door switch is O K.
Is " " displayed?
Clean up
the filter.
the filter.
.
18
SYMPTOM GUIDE FOR SERVICE CALL
Suds overflow from the
appliance.
(In this condition, wash and
spin do not operate
normally)
YES
YES
YES
YES
YES
MAX
max
M
A
X
Detergent
for wash
Fabric
softener
Liquid
Bleach
Is low-sudsing detergent for the drum
washing machine used?
Is the proper amount of detergent used
as recommended?
Reduce the amount of detergent.
Is softener put in the correct compartment of
the drawer?
Is the drawer closed during wash?
Is the cap clogged?
Explain proper use of liquid laundry products.
< Clean the compartment for softener >
Visit to check
LOW-SUDSING
This appliance has the automatic suds sensing function which
operates during high-sudsing for good rinse and preventing
overflow.
operates during high-sudsing for good rinse and preventing
overflow.
When high suds are sensed, suds removing function such as
drain, water input and pause will operate without rotating the
drum.
drain, water input and pause will operate without rotating the
drum.
• Liquid laundry products
do not flow in.
19
8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING
1. Be careful of electric shock or disconnecting the parts while trouble shooting.
2. First of all, check the connection of each part terminal with wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, put in the connectors correctly.
NO
NO
YES
YES
YES
NO
NO
YES
<PWB ASSEMBLY (MAIN)>
<PWB ASSEMBLY (MAIN)>
(1)
(2)
Check the fuse or reset
the circuit breaker.
the circuit breaker.
Replace MAIN PWB
ASSEMBLY
ASSEMBLY
Reconnect.
Reconnect.
Is the supplied voltage 120 V AC?
Is the led(1) on?
Are the connectors (2) on the PWB loose?
Is wire of the PWB ASSEMBLY disconnected?
Replace PWB ASSEMBLY
NO POWER
CAUTION
!
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