LG 48842 Service Manual page 27

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NO WATER SUPPLY
Is water supply shut-off?
NO
Is the tap opened?
YES
When you press both SPIN SPEED button and
SOIL LEVEL button simultaneously, is the water
level frequency below 246?
NO
Is the inlet valve filter clogged?
NO
Is resistance between each terminal of INLET
VALVE ASSEMBLY 0.8-1.2
YES
Verify the voltage of the inlet valve connector is
120V AC.
(Refer to 7-2 QC TEST MODE)
DETERGENT DOES NOT FLOW IN
Is water supplied?
YES
Are receptacles correctly connected to the
terminals of the INLET VALVE ASSEMBLY?
YES
Has detergent been put in the correct compartment
of the dispenser?
YES
Is the detergent caked or hardened?
NO
YES
YES
kΩ
?
NO
NO
NO
NO
NO
YES
26
Open the tap.
Check the AIR CHAMBER
and the tube (clogged).
Clean the filter.
Replace the INLET VALVE
ASSEMBLY.
Check electrical connection.
Replace the MAIN PWB
ASSEMBLY.
Refer to
NO WATER SUPPLY
Check the wiring.
Put the detergent in the
correct place.
Clean the dispenser.