Read LG ST148HBN Service Manual online
20
NO WATER SUPPLY
DETERGENT DOES NOT FLOW IN
Is water supply shut-off?
Is the tap opened?
Open the tap.
NO
YES
NO
When you press both Rinse button and
Medic Rinse button simultaneously, is
the water level frequency below 40?
Check the AIR
CHAMBER and the tube
clogged with impurity.
NO
YES
Is the inlet valve filter clogged with
impurity?
impurity?
Is resistance between each terminal of
INLET VALVE ASSEMBLY is 2~8k Ω?
Clean the filter.
NO
YES
Check the voltage of the inlet valve
connector 220-240V~.
(Refer to 7-2 QC TEST MODE)
Is water supplied?
Replace the INLET
VALVE ASSEMBLY
Replace the MAIN PWB
ASSEMBLY
Refer to
[ NO WATER SUPPLY ]
YES
NO
NO
YES
NO
Are replaceptacles correctly connected
to the terminals of the INLET VALVE
ASSEMBLY?
to the terminals of the INLET VALVE
ASSEMBLY?
Check the wiring on the
dispenser.
dispenser.
YES
NO
Is detergent put in the correct
compartment of the drawer?
Is the detergent hardened?
Clean the drawer.
Put the detergent in the
correct position.
correct position.
PRE+MAIN
MAIN WASH
: Detergent
YES
YES
NO
Detergent for
main wash
Detergent for
pre wash
Fabric
softener
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