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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 connec-
tion 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
6. Connecting the pipings to the indoor unit and the
drain hose to drain pipe.
Align the center of the pipings and sufficiently tight-
en the flare nut by hand.
Indoor unit tubing
Tighten the flare nut with a wrench.
Torque wrench
Indoor unit tubing
Spacer
8cm
Flare nut
Pipings
Spanner (fixed)
Flare nut
Connection pipe
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 connect-
ing 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.
Wrap the area which accommodates the rear piping hous-
ing section with vinyl tape.
Connection
pipe
Vinyl tape
(wide)
Connecting cable
-30-
inch
1/4
3/8
1/2
Indoor unit drain hose
Vinyl tape
(narrow)
Plastic bands Insulation material
Wrap with vinyl tape
Vinyl tape(narrow)
Pipe
Torque
kg . m
1.8
4.2
5.5
Indoor
unit piping
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Troubleshooting
