LG WD-1050FH Service Manual page 20

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
between 2 to 8
Check the voltage between each terminal of inlet
Valve is 220~240V.
(Refer to 7-2 TEST MODE)
Is water supplied?
Are replaceptacles correctly connected to the
Wiring diagram
terminals of inlet valve?
SOFTENER
Is detergent put in the correct compartment of
PRE -
MAIN
the drawer?
WASH WASH
Is the detergent hardened?
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NO WATER SUPPLY
NO
YES
NO
NO
kΩ
?
YES
DETERGENT DOES NOT FLOW IN
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
^NO INLET_
Check the wiring on the
NO
dispenser.
Put the detergent in the
correct position
NO PRE+MAIN
MAIN WASH
: Detergent
Clean the drawer.
YES