LG GR-P247C Service Manual page 55

In Crush Mode,
Is the voltage between pin2
and pin10 of CON3 like as
below, while pushing the
lever switch?
Pin2 Pin10
Output voltage of Water valve
Level switch TestPoint
Pushing
Pin2 To Pin10
Normal
Pin2 To Pin10
Yes
In Crush Mode,
s the voltage between pin2
and pin11 of CON3 ike as
below, while pushing the
lever switch?
Pin2
Output voltage of Pilot valve
Level switch TestPoint
Pushing
Pin2 To Pin11
Normal
Pin2 To Pin11
Yes
Replace
No
Main PCB
CON4
Result
230 V
0 ~ 2 V
Replace
No
Main PCB
Pin11 CON4
Result
230 V
0 ~ 2 V
Is the connection loose?
No
Water Valve
Is the resistance value of
Water Valve like as below?
Ice Valve
Checking resistance of Water Valve
Test Point
1.4 ~ 1.6 ㏀
(1) To (2)
Yes
After plug in,
explain to the customer!
55
Yes Reconnect
Replace
No
Water-valve
(1)
(2)
Water Valve
Result