22
FOR LG TECHNICIAN
NO WATER SUPPLY
DETERGENT DOES NOT FLOW IN
Open the tap.
Refer to
「
NO WATER
SUPPLY
」
Replace the INLET
VALVE ASSEMBLY.
Check the wiring on the
dispenser.
Put the detergent in the
correct position
PRE+MAIN
z
z
MAIN WASH
z
z
: Detergent
Replace the MAIN
PWB ASSEMBLY.
Clean the drawer.
Check the AIR CHAM-
BER and the tube
clogged with impurity.
Clean the filter.
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
Is the tap opened?
Is water supplied?
Is resistance between each terminal of INLET
VALVE ASSEMBLY is 2~8 kΩ?
Are recepatacles correctly connected to the
terminals of the INLET VALVE ASSEMBLY?
Is detergent put in the correct compartment of
the drawer?
Check the voltage of the inlet valve connector
AC 127V~.
(Refer to 7-2 QC TEST MODE)
Is the detergent hardened?
YES
YES
NO
NO
When you press both Rinse button and Spin
button simultaneously, is the water level fre-
quency below 240?
Is the inlet valve filter clogged with impurity?
NO
Is water supply shut-off?
