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Only for training and service purposes
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• Tighten the flare nut with a wrench.
• When extending the drain hose at the indoor unit,
install the drain pipe.
5. Wrap the insulation material around the connecting
portion.
• Overlap the connection pipe insulation material and
the indoor unit pipe insulation material. Bind them
together with vinyl tape so that there is no gap.
• Wrap the area which accommodates the rear piping
housing section with vinyl tape.
• 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.
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.
For left rear piping
mm inch kg
.
m
Ø6.35 1/4 1.8
Ø9.52 3/8 4.2
Ø12.7 1/2 5.5
Ø15.88 5/8 6.6
Ø19.05 3/4 6.6
Outside diameter Torque
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