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4
Electrical wiring connections - Hard wire controller
7
WARNING:
The electric box cover must be mounted and secured in position, otherwise fire or electrical
shock may occur because of dust or moisture.
Please use the electric circuit diagram attached to the indoor/outdoor units as main
reference whilst installing.
The power wire and signal wire between the indoor/outdoor units must be connected
one by one as per corresponding number on the wiring terminal board.
Note:
If any of the wires are to be replaced or extended be sure to use identical diameter.
Please refer to the wiring diagram located on the reverse of the cover plate
of wiring terminals inside the evaporation unit.
On the outdoor unit, the wiring diagram is fixed to the inside of cover plate (which protects
the wiring terminal block to the right side of the condenser)
R
W
B
*
*
Indoor unit
Indoor unit
Remote controller cable
*Earth (Ground) the remote controller if it has a earth (ground) line.
Red
White
Black
Wired remote
controller
Wired remote controller cable
Interconnecting cale between
indoor and outdoor units
Indoor unit
Outdoor unit
Earth
Brown
Blue
Black
Cable 3
This cable goes
to the
outdoor unit
Cable 2.
This cable
goes to the
control box
Fig 2
