Specifications

SiUS12-928 Outdoor Unit – 2MXS18GVJU
Removal Procedure 162
1.2 Removal of the Electrical Box
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step
Procedure Points
1. Disconnect the connection
wires.
 The US model has a service
lid on the right side panel.
Remove the 2 screws to
remove the service lid.
1
The figure shows the
connection wires.
2
Remove the terminal
board fixing screw.
Remove all screws of the
connection wires to
enable removal.
Remove the screw of the
ground wire.
 Match the colors of the
connection wires to A and B
ports as follows.
(1) - Black: Power
(2) - White: Power
(3) - Red: Transmission
 The wires are fixed to the
terminal board with screws.
3
Pull out the terminal board
to open.
Liquid (room A)
Liquid (room B)
Gas (room A)
Gas (room B)
(R10357)
Electronic expansion
valve coil
Screw
(R10358)
Service lid
RoomA
RoomB
Terminal board fixing screw
Power supply
Earth wire
(R10359)