LG T8526AFPT Service Manual page 55

4-9-4. PUMP MOTOR ASSEMBLY
MICOM
Wiring
diagram
Pump Driving circuit
* Each circuits of loads in wiring diagram are all same.
Used to drain the tub
Function
Drain Pump
Test
points
(1) (1) (2)
(2)
Result
Circuit in the MAIN PWB
5V
Rg
1 4
R
2 3
IC
Drain Pump
Test Points Test Points
(1) to (2) (1) to (2) 10-20 10-20
Vdc
Cg
Rs
Cs
Vac
PCB
CONNECTOR
PUMP
(1) (1) (2) (2)
Result Result
54
Wiring Diagram
MAIN CONTROLLER
CN8
YL2 CN6
BK BN RD GN YL OR BK BN RD OR WH VL BL GN
1 2 3 4 5 6 1 2 3 4 5 1 2 3 1 2 3 4 5 6 7
1 2
VL BL
/
WH
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 7
6
CN6 CN8
SUB
YL4 YL5
1 3 6 5
BK
BL
/WH
2
3 1
BK
BL
/ WH
PUMP
8
8
NA5
WH BN
4 2
3