No Water Supply - LG WD-803(4)0(W)(F)(H) Service Manual

Wiring diagram
SOFTENER
PRE -
MAIN
WASH
WASH

NO WATER SUPPLY

Is the water supply shut-off?
Is the tap opened?
When you press both Wash button and
Rinse buttons simultaneously, is the water
level frequency below 40?
Is the inlet valve filter clogged with impurity?
Is resistance of the inlet valve connector
k
between 2 to 8 ?
Check the voltage between each terminal of
inlet Valve is 220~240V.
(Refer to 7-2 TEST MODE)
DETERGENT DOES NOT FLOW IN
Is water supplied?
YES
Are replaceptacles correctly connected to the
terminals of inlet valve?
YES
Is detergent put in the correct compartment of
the drawer?
YES
Is the detergent caked or hardened?
NO
YES
NO
NO
YES
31
Open the tap.
NO
Check the chamber (Air)
and the tube clogged
YES
with impurity.
YES
Clean the filter.
Replace the inlet valve.
NO
Replace PWB assembly
NO
(Main).
Refer to solution
NO
NO INLET
Check the wiring on the
NO
dispenser.
Put the detergent in the
correct position
PRE+MAIN
NO
MAIN WASH
: Detergent
Clean the drawer.
YES