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LG TurboWash WM3070H A Series Manual page 234

Front load washing machine

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Black
BK (L1)
White
WH (N)
(N)
POWER
CORD
120 V
/ 60 H
AC
Z
GN/YL
1
1
1
2
1
2
3
C
NO
NC
Door Switch
White
Motor Connector
1 & 10 – RD L2 to HTR's (Elec)
Chart
2 – GN/YL GRD
3 – WH Neutral
1
2
3
7
9
10
7 – BR L1
9 – WH Neutral to Igniter (Gas )
(L1)
BL2
3
2
1
TRANS
WH4
To Display
BD (CN3-1)
2
4
2
3
4
5
CN5
2
3
5
4
Door
1
3
Monitor
(L1)
3
2
1
Drum
Belt Switch
Lamp
15W @
120 V
AC
Yellow
(N)
1
2
3
7
9
10
Motor
OLP
(N)
(N)
ELECTRONIC CONTROL
(L1)
X4
BLACK
Motor
Tap
Relay
REGULATED POWER SUPPLY TEST Step 1:
Relay
* Disconnect & Reconnect Dryer to Power /
* Press POWER Button / 0 V
Note: Ohm check POWER Button Switch from
BK to YL / Switch is Normally Closed / Press
Flow Sensor
TM
Model Only
YL3
BL3
1
3
2
1
2
3
2
3
1
2 1
Igniter
100 to 800Ω
Gas Burner Valve Coils
120 V
AC
Pins 1 to 2 / 1.5kΩ to 2.5kΩ
RD to PK >90 V
RD to WH >90 V
BL
Flame Detector
Opens 370°F (Max)
Closes 320°F
GY
RD
GY
(N)
Safety
Thermostat
Opens 266°F ± 12°F
Closes 31°F (-1°C)
To Display
BD (CN3-1)
1
2
3
4
RD4
1
2
3
4
120 VAC BK to RD /
BK to RD /
AC
Button & Switch OPENS!
NA6
6
5
4
3
2
1
2
2
2
1
1
AG Sensor
DC
Moisture Thermistor
DC
Sensor
Moisture Sensor
BLACK (-)
BL to OR
<2.0 VDC Clothes Wet
2.0 to 4.0 VDC Clothes Damp
>4.0 VDC Clothes Dry
AG Thermistor
Thermistor NTC
BK(Grd) to GY(VDC)
.5 to 4.5 VDC
BL to YL
70°F - 3.6 VDC @ 60kΩ
.5 to 4.5 VDC
212°F - .9 VDC @ 3.3kΩ
70°F - 11.7 kΩ
80°F - 9.3 kΩ
90°F - 7.7 kΩ
100°F - 6.2 kΩ
110°F - 5.2 kΩ
120°F - 4.3 kΩ
130°F - 2.9 kΩ
140°F - 3.0 kΩ
9 VDC BL(+) to YL(-) until water sensed BK to BR
150°F - 2.5 kΩ
160°F - 2.2 kΩ
(L1)
To Display
BD (CN1)
1
2
3
4
5
6
7
8
CN8
1
2
3
4
5
6
7
8
REGULATED POWER SUPPLY TEST Step 2:
Following Step 1 / CK the following Voltages
RD to OR – 10 to 15 V
DC
RD to YL – 5 V
DC
X561
BLUE
Tap Relay
BL6
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
AG
GND
L
S
HTR
13Ω
1100 W
GN
/
@120
YL
VAC
CCW CW
PUMP 9V
DC
BLACK (-)
WH (N)
Steam Generator
AG Sensor
L – Low Water
S – High Water
BK to OR / BK to BR
<2.0 V
Water Sensed
DC
>3.0 V
No Water Sensed
DC
Water Pump
(Pump 'ON' Beginning of Selected Cycle)

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