LG WD-1219BD Service Manual ▷ View online
24
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.
25
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
26
NO
YES
NO
NO
YES
NO
YES
YES
NO
NO
YES
YES
YES
NO
NO
NO
YES
Is water supply shut-off?
Is the tap opened?
When you press both SPIN SPEED button and
SOIL LEVEL button simultaneously, is the water
level frequency below 246?
SOIL LEVEL button simultaneously, is the water
level frequency below 246?
Is the inlet valve filter clogged?
Is resistance between each terminal of INLET
VALVE ASSEMBLY 0.8-1.2
VALVE ASSEMBLY 0.8-1.2
kΩ
?
Verify the voltage of the inlet valve connector is
120V AC.
(Refer to 7-2 QC TEST MODE)
Is water supplied?
Are receptacles correctly connected to the
terminals of the INLET VALVE ASSEMBLY?
terminals of the INLET VALVE ASSEMBLY?
Has detergent been put in the correct compartment
of the dispenser?
of the dispenser?
Is the detergent caked or hardened?
Open the tap.
Check the AIR CHAMBER
and the tube (clogged).
and the tube (clogged).
Clean the filter.
Replace the INLET VALVE
ASSEMBLY.
ASSEMBLY.
Check electrical connection.
Replace the MAIN PWB
ASSEMBLY.
Replace the MAIN PWB
ASSEMBLY.
Refer to
NO WATER SUPPLY
Check the wiring.
Put the detergent in the
correct place.
correct place.
Clean the dispenser.
NO WATER SUPPLY
DETERGENT DOES NOT FLOW IN
27
ABNORMAL SOUND
SOFTENER / BLEACH DOES NOT FLOW IN
Secure the bolt.
Replace the STATOR
ASSEMBLY or ROTOR
ASSEMBLY.
ASSEMBLY or ROTOR
ASSEMBLY.
Refer to
NO WATER SUPPLY
Check the wiring on the
dispenser.
dispenser.
Put it in the correct
compartment.
compartment.
Clean the Cap and
Container.
Container.
Is the motor bolt loosened?
Is there friction noise coming from the motor?
Is water supplied?
Are the plugs correctly connected to the terminals of
the INLET VALVE ASSEMBLY?
the INLET VALVE ASSEMBLY?
Is softener / bleach put in the correct compartment of
the drawer?
the drawer?
Is the softener / bleach cap clogged?
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