No Water Supply - LG WD-8050F Service Manual

Wiring diagram
SOFTENER
MAIN PRE -
WASH WASH

NO WATER SUPPLY

Is the water supply shut-off?
Is the tap opened?
When you press both ¡A Wash¡B button and ¡A Rinse¡B
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 AV 220~240V.
(Refer to 7-2 TEST MODE)
DETERGENT DOES NOT FLOW IN
Is water supplied?
Are replaceptacles correctly connected to the
terminals of inlet valve?
Is detergent put in the correct compartment of
the drawer?
Is the detergent hardened?
NO
YES
NO
NO
YES
YES
YES
YES
19
Open the tap.
NO
Check the chamber(Air)
YES and the tube clogged
with impurity.
YES
Clean the filter.
Replace the inlet valve.
NO
Replace PWB assy(Main)
NO
Refer to solution
NO
¡A NO INLET¡B
Check the wiring on the
NO
dispenser.
Put the detergent in the
correct position
NO PRE+MAIN
MAIN WASH
: Detergent
Clean the drawer.
YES