LG T8526AFPT Service Manual page 56

4-9-5. INLET VALVE ASSEMBLY
Wiring
diagram
Depending on the cycle and water temperature, the controller will energize the hot or cold water
Function
valve solenoids to meet the selected water temperature.
After pull out the connector of defective valve, check the resistance.
Test
points
and
Result
Circuit in the MAIN PWB
IC
MICOM
Inlet valve driving circuit
Wiring diagram
MAIN CONTROLLER
WH
(1) (2)
(1) (2)
Cg
Rg
PCB
CONNECTOR
NA6
GY OR
1 2 3 1 2 3 4 5 1 2 3
BL WH
/ /
WH RD
R.V H.V
C.V J.V
* Each circuits of loads in wiring diagram are all same.
(2)
(1)
(1) (2)
55
Vdc
Rs
Cs
INLET
VALVE
Test Test
points points
Result Result
Vac
(1)-(2) (1)-(2)
0.8-1.2 0.8-1.2