Read LG 40448 Service Manual online
44
9-6. HEATER ASSEMBLY
Circuit
diagram
diagram
Circuit in the MAIN PWB
MICOM
12V
Heater
Vac
X100
43
43
Tab Relay
Heater driving circuit
Circuit diagram
MAIN PWB
(X71)
3 4
3 4
3 4
3 4
3 4
3 4
(X135)
(X134)
BK
BL
YL
RD
GY
BL
BK
BK
Vac
WASH
HEATER
HEATER
STEAM
GENERATOR
HEATER
GENERATOR
HEATER
YL
FUSE
FUSE
Function
Test points
Result
1. The Wash Heater is designed to raise the wash water to the desired temperature
selection during certain wash cycles.
Wash Heater
Steam Generator Heater
* Each circuits of loads in wiring diagram are all same.
Wash Heater
Steam Generator Heater
Test Points
Result
(1) to (2)
12-18 Ω
Test Points
Result
(1) to (2)
12-18 Ω
(1)
(2)
(2)
(1)
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