Lennox LM012CI-100V232-1X, Service Manual

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27
Installation and Maintenance
Service Manual
(4) Put wiring cover back and then tighten the screw.
(5) Close the panel.
Note: The wiring board is for reference only,please refer to the
actual one.
Indoor unit
Gas
pipe
Indoor and
outdoor power cord
Liquid
pipe
Drain hose
Band
Drain hose Band
Connection pipe
Indoor power cord
Power connection
wire
Cable-cross
hole
(1) The power cord and control wire can't be crossed or
winding.
(2) The drain hose should be bound at the bottom.
7. Connect Wire of Indoor Unit
(1) Open the panel, remove the screw on the wiring cover and
then take down the cover.(As show in Fig.11)
8. Bind up Pipe
(1) Bind up the connection pipe, power cord and drain hose
with the band.(As show in Fig.14)
(2) Reserve a certain length of drain hose and power cord
for installation when binding them. When binding to a certain
degree, separate the indoor power and then separate the drain
hose.(As show in Fig.15)
(3) Bind them evenly.
(4) The liquid pipe and gas pipe should be bound separately at
the end.
(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.(As show in Fig.12)
(3) Remove the wire clip; connect the power connection wire
and signal control wire to the wiring terminal according to the
color; tighten the screw and then fix them with wire clip.(As
show in Fig.13)
Note:
Fig.11
Fig.12
Fig.13
Fig.14
Fig.15
Wiring cover
Screw
Panel
Do not bend the drain hose too excessively in order to prevent
blocking.
9. Hang the Indoor Unit
(1) Put the bound pipes in the wall pipe and then make them
pass through the wall hole.
(2) Hang the indoor unit on the wall-mounting frame.
(3) Stuff the gap between pipes and wall hole with sealing gum.
(4) Fix the wall pipe.(As show in Fig.16)
(5) Check if the indoor unit is installed firmly and closed to the
wall.(As show in Fig.17)
Note:
Indoor
Outdoor
Wall pipe
Sealing gum
Fig.16
Fig.17
(1) All wires of indoor unit and outdoor unit should be
connected by a professional.
(2) If the length of power connection wire is insufficient, please
contact the supplier for a new one. Avoid extending the wire by
yourself.
(3) For the air conditioner with plug, the plug should be
reachable after finishing installation.
(4) 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.
Note:
Upper hook
Lower hook of
wall-mounting frame
wire clip
wiring board
grounding
wire
2 N(1) 4 5
N(1) 2
blue black yellow-
green
Outdoor unit connection Outdoor unit connection
orange violet black blue
yellow-
green
N(1) 2 4 5
Cooling and heating unit Cooling unit