VALVE#1(MAIN) White/Black - Black
VALVE#2(PRE) Gray/White - Black
VALVE#3(HOT) Blue/Red - Black
26
¤ Disconnect the wiring receptacle.
¤Ł
Unscrew 2 screws from the back.
¡ When reconnecting the connector
(Option)
¤ Unscrew 2 screws
¤Ł Disconnect the wiring connector from the PWB
assy(Msin)
¤ Unscrew 2 screws
¤ŁPull the PWB assy(Main) as shown.
¡Æ Open the lower cover plate by using coin and pull out
the lower cover in the arrow direction after a screw is
unscrewed.