Wiring Diagram - LG WM3700H A /01 Series Service Manual

11. WIRING DIAGRAM

11. Wiring Diagram
NOTES
Test Mode
Press & Hold SPIN SPEED & SOIL LEVEL
Press POWER
Press START / PAUSE to cycle thru tests
Component Tests
Voltage Tests with connectors installed
Ohm Tests with connectors removed
Function Test while operating;
Press Delay Wash & Soil Level = Water Level (255 Empty-213 Flood Level)
Press Delay Wash & Spin Speed = Motor RPM
Press Delay Wash & Wash Temp.= Temp. Celsius
GY
THERMISTOR
.5 to 4.5 V
DC
Ohms Test
50KΩ to 60KΩ @ Room
Temperature
BK to HW – WASH
3 Φ Motor Ohm Tests
5 to 15 Ohms
1 to 2
1 to 3 PS Voltage Tests
2 to 3 2.5 to 3.0 V
DC
O R to V
OR to SB
Frequency 26 KH to 23 KH
Z Z
Ohm Check
20Ω to 25Ω
V to SB
INLET VALVES 0Ω - 1.2 kΩ
*Door Lock Solenoid 120 V
AC
(1) OR to (2) BL by Pulse
Ohm Check OR to BL 700Ω to 1500Ω
*Door Switch Makes / Breaks Neutral
Side of Line (3) Rd to (1) YL
53
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reserved. Only training and service purposes.
YE
GY
WASH
HTR
14.4Ω
1000 W
@120
VAC
POWER
CORD
120 V / 60 H
AC
Drain Pump 120V ± 5%
10 - 20
Z