Read LG 137255 Service Manual online
23
NO
YES
NO
NO
YES
NO
YES
YES
NO
NO
YES
YES
YES
NO
NO
NO
YES
Pre Wash
Main Wash
Is water supply shut-off?
Is the tap opened?
When you press both SPIN button and RINSE
button simultaneously, is the water level frequency
below 246?
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
220-240V 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
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