LG WD-16220FD Service Manual page 29

INLET VALVE ASSEMBLY
3 Option
LOWER COVER
2
28
Disconnect the wiring connector.
Unscrew 2 screws from the back.
When reconnecting the connector
Cold only model
VALVE#1 (MAIN)
VALVE#2 (PRE)
Cold and Hot model
VALVE #1 (MAIN)
VALVE #2 (PRE)
VALVE #3 (HOT)
Open the lower cover CAP by using coin and pull out
the lower cover in the arrow direction after a screw is
unscrewed.
Whited/Black-Black
Gray/ White - Black
Whited/Black-Black
Gray/ White - Black
Blue/Red - Black