LG WT-R1075TH Service Manual ▷ View online
5 6
4-10-5. INLET VALVE ASSEMBLY
0.8-1.2
༮
Result
(1)-(2)
Test
points
0.8-1.2
༮
Result
(1)-(2)
Test
points
Depending on the cycle and water temperature, the controller will energize the hot or cold water
valve solenoids to meet the selected water temperature.
valve solenoids to meet the selected water temperature.
Circuit in the MAIN PWB
Wiring diagram
Cs
Cg
Vdc
Rg
MICOM
Vac
Rs
PCB
CONNECTOR
INLET
VALVE
VALVE
IC
After pull out the connector of defective valve, check the resistance.
* Each circuits of loads in wiring diagram are all same.
Inlet valve driving circuit
Wiring
diagram
diagram
Test
points
points
and
Result
Function
(1) (2)
(1) (2)
(1)
(2)
(1) (2)
INLET VALVE
A230
A240
A200
A190
A151
A160
A210
A160
A220
A030
A040
A040
A052
A060
A010
A020
A241
A270
HOT/COLD
HOT(ORANGE)
COLD(BLUE)
COLD(BLUE)
A181
A185
F070
F100
F040
F020
F027
F001
F004
F002
F003
F005
For Pump
For Non-Pump
F020
F021
: Non-Service Part
K200
K210
K305
K300
K300
K170
K000
K090
K010
K020
K102
K370
K110
K040
K050
or
: Non-Service Part
For Pump
For Non-Pump
For Non-Pump
For Pump
K270
K230
K250
K240