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• Bundle the piping and drain hose together by wrap-
ping them with vinyl tape for enough to cover where
they fit into the rear piping housing section.
Wrap with vinyl tape
Pipe
Drain hose
For left rear piping
1. Route the indoor tubing and the drain hose to the
required piping hole
position.
2. Insert the piping, drain hose, and the connecting
cable into the piping hole.
3. Insert the connecting cable into the indoor unit.
• Don't connect the cable to the indoor unit.
• Make a small loop with the cable for easy connection later.
4. Tape the drain hose and the connecting cable.
• Connecting cable
5. Indoor unit installation
• Hang the indoor unit from the hooks at the top of the
installation plate.
• Insert the spacer etc. between the indoor unit and the
installation plate and separate the bottom of the
indoor unit from the wall.
Indoor unit
Installation plate
8cm
Vinyl tape(wide)
Connecting cable
Drain pipe
Spacer
6. Connecting the pipings to the indoor unit and the
drain hose to drain pipe.
• Align the center of the pipes and sufficiently tighten
the flare nut by hand.
Indoor unit tubing
• Tighten the flare nut with a wrench.
Wrench
Indoor unit tubing
Outside diameter
mm
Ø6.35
Ø9.52
Ø12.7
• When extending the drain hose at the indoor unit,
install the drain pipe.
Drain hose
Adhesive
7. Wrap the insulation material around the con-
necting portion.
• Overlap the connection pipe heat insulation and the
indoor unit pipe heat insulation material. Bind them
together with vinyl tape so that there is no gap.
Plastic bands Insulation material
-24-
Flare nut
Pipes
Open-end wrench (fixed)
Flare nut
Connection pipe
Torque
kg . m
inch
1/4
1.8
3/8
4.2
1/2
5.5
Indoor unit drain hose
Vinyl tape
(narrow)
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Troubleshooting
