LG LFXC24726S Service Manual page 60

Water mode doesn't work
1
Check the loose connection
2
Check the voltage.
(while pushing the lever S/W)
Is voltage correct?
LEVER S/W
Pushing
CON2
11 th pin ~
Not
B(NEUTRAL)
Pushing
Pushing
CON2
10 th pin ~
Not
B(NEUTRAL)
Pushing
Yes
Change the
No
PCB
CON2
Voltage [V]
112~115V
0~2V
9~12V
0~2V
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3
Check the resistance value.
Is Pilot Valve resistance
360~420Ω?
Pilot Valve
Pilot Valve
Yes
4
Check the resistance value.
Is Water Valve resistance
360~420Ω?
Water Valve
Water valve
Yes
5
Explain to customer
Replace
No
P/ Valve
Resistance [Ω]
360~420
Replace
No
Water Valve
Resistance [Ω]
360~420