Lennox LM018CI-100P432-1, Owner'S Manual

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2 7
4. Put wiring cover back and then tighten the screw.
5. Close the panel.
Installation of indoor unit
Note:
● All wires of indoor unit and outdoor unit should be connected by a professional.
for a new one. Avoid extending the wire by yourself.
installation.
● For the air conditioner without plug, an air switch must be installed in the line.
The air switch should be all-pole parting and the contact parting distance should
be more than 3mm.
3. Remove the wire clip; connect the power
connection wire to the wiring terminal
according to the color; tighten the screw
with wire clip.
18K Cool only type:
18K Heat pump type:
24K Cool only type:
outdoor unit connection
N(1) 2
blue black yellow-
green
N(1) 2 4 5
blue violet orange black yellow-
green
outdoor unit connection
N(1) 2 3
blue black yellow-
green
outdoor unit connection
brown
2. Make the power connection wire go
through the cable-cross hole at the back
of indoor unit and then pull it out from
the front side.
Note: the wiring board is for reference only, please refer to the actual one.
power connection
wire
cable-cross
hole