9-5.Inlet Valve Assembly - LG F14A8YD Series Service Manual

-5. INLET VALVE ASSEMBLY
iring
diagram
Function
Depending on the cycle and water temperature, the controller will energize the hot or cold
water valve solenoids to meet the selected water temperature.
Test
After pull out the connector of defective valve, check the resistance.
points
and
Result
Circuit in the MAIN P B
IC
MICOM
Inlet valve driving circuit
iring Diagram
2 1 3 4 NA4
2 1 3 4
H
NA
1 2
MAIN
ASH
(1) (2) (1) (2)
Rg Cg
PCB
CONNECTOR
MIAN P B
BL3
3 2 1
2 1 3
3 2 1
2 1 3
COMMON
GY VT BL
(BK)
BL BL
1 2 1 2
PRE
BLEACH
ASH
INLET VALVE
* All load circuits in wiring diagram are all the same.
(1) (2)
(1) (2)
50
Vdc
Rs
Cs
INLET
VALVE
NA2
4
4
1 2 RD
HOT
VALVE
Test points
Result
Vac
(1)-(2)
0.8-1.2 k
Ω