LG WM2487H MA Series Service Manual page 24

Is water supply shut-off?
Is the tap opened?
When you press both WASH/RINSE button and
SOIL LEVEL button simultaneously, is the water
level frequency below 246?
Is the inlet valve filter clogged?
Is resistance between each terminal of INLET
5
VALVE ASSEMBLY 0.8-1.2
Verify the voltage of the inlet valve connector is
120 V AC.
4
Steam
(Refer to 7-2 QC TEST MODE)
Bleach
Is water supplied?
Are receptacles correctly connected to the
terminals of the INLET VALVE ASSEMBLY?
Bleach
Steam
MAX Has detergent been put in the correct compartment
SOFTENER
of the dispenser?
Is the detergent caked or hardened?
NO WATER SUPPLY
NO
YES
NO
NO
YES
DETERGENT DOES NOT FLOW IN
YES
YES
YES
kΩ
?
23
NO
Open the tap.
Check the AIR CHAMBER
YES
and the tube (clogged).
YES Clean the filter.
Replace the INLET VALVE
NO
ASSEMBLY.
Check electrical connection.
NO
Replace the MAIN PWB
ASSEMBLY.
Refer to
NO
^NO WATER SUPPLY_
NO
Check the wiring.
Put the detergent in the
correct place.
NO
YES
Clean the dispenser.