LG LRSXC2306 Series, Руководство по обслуживанию

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I/W Valve
Water mode doesn't work
(Non-Plumbing model type)
2
Check the voltage.
(while pushing the lever S/W)
Is voltage correct?
No
Yes
5
Explain to customer
1
Check the loose connection
Change the
PCB
4
Check the resistance value.
Is Water Valve resistance
1520 ~ 1680ohm?
No
Yes
Replace
Water Valve
Resistance [ohm]
Water valve (WH-WH) 1520 ~ 1680
3
Check the resistance value.
Is Pump motor resistance 2.8ohm?
No
Yes
Replace Pum
p motor
Resistance [ohm]
Pump 2.8
Pump Motor
-67-
CON2
CON1
CON4
Sub PCBA
Water
LEVER S/W
CON 1
4
th
pin ~ 12
th
pin
Pushing 21.6~26.5
Not
Pushing
0~2
CON
5
th
pin ~ 6
th
pin
Pushing
Not
Pushing
3.5~5
0~2
Voltage [V]
Main PCBA
Lever S/W
Voltage [V]
CON 4
5
th
pin ~
6
th
pin
Pushing
11.5~12.5
Not Pushing
0~2