Read LG WD-16401FD Service Manual online
20
Wiring diagram
Option (Hot)
Option (Hot)
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
NO WATER SUPPLY
DETERGENT DOES NOT FLOW IN
Is water supply shut-off?
Is the tap opened?
Is the inlet valve filter clogged with impurity?
Is resistance between each terminal of INLET VALVE
ASSEMBLY is 2~8 k
Ω?
Check the voltage of the inlet valve connector
220 -240V~.
(Refer to 7-2 QC TEST MODE)
When you press both Rinse button and Spin button
simultaneously, is the water level frequency below
240?
simultaneously, is the water level frequency below
240?
Open the tap.
check the AIR CHAMBER
and the tube clogged with
impurity.
Clean the filter
Replace the INLET VALVE
ASSEMBLY.
Replace the MAIN PWB
ASSMEBLY.
Is water supplied?
Refer
NO WATER SUPPLY
Are replaceptacles correctly connected to the
terminals of the INLET VALVE ASSEMBLY?
Is detergent put in the correct compartment of the
drawer?
Is the detergent caked or hardened?
Check the wiring on the
dispenser.
Put the detergent in the
correct position
correct position
:Detergent
Clean the drawer
PRE+MAIN
MAIN WASH
Click on the first or last page to see other WD-16401FD service manuals if exist.