Steam Generator Assembly; Thermistor Assembly - LG WM2901H*A Series Service Manual

9-8. STEAM GENERATOR ASSEMBLY

Wiring
diagram
Original
Test 1. Steam generator
points
1) Construction of steam generator
Steam generator Water level sensor
circuit in the MAIN PWB / wiring diagram
MAIN PWB
Input A
(long)
MICOM
Input B
(short)
Heater & Thermistor : Refer to the 9-6 / 9-7
WATER LEVEL SENSOR
Inlet valve that controls supplying water, Water level sensor that sense amount
of water supply, Thermistor ASSEMBLY the sense inner temperature of Steam
generator, Heater ASSEMBLY that heats water supply, Steam generator CASE
that is container of water supply, nozzle and hose of water supply.
5V
IC 2 IC 1
PHOTO
COUPLER
THERMISTOR
ASSEMBLY
50
DC5V
YL2
HEATER
ASSEMBLY
PK
VT
NA
NA
1 2 3
1 2 3
GND L S
AG
SENSOR