LG LFX28968D Service Manual page 51

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
CON2
nd th
2 pin ~11 pin
Yes
3
Check the resistance value.
Is Pilot Valve resistance
360~420 Ω?
Pilot Valve
Pilot Valve
Yes
Change the
No
PCB
CON2
Voltage [V]
Pushing 112~115V
Not
0~2V
Pushing
Replace
No
Water Valve
Resistance [Ω]
360~420
4
Check the resistance value.
Is Water Valve resistance
360~420 Ω?
Water Valve
Water valve
Yes
5
Explain to customer
Replace
No
Water Valve
Resistance [Ω]
360~420