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Only for training and service purposes
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6) Connecting the pipings to the indoor unit and the
drain hose to drain pipe.
• Align the center of the pipings and sufficiently
tighten the flare nut by hand.
• When extending the drain hose at the indoor unit,
install the drain pipe.
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 pip-
ing housing section with vinyl tape.
• Bundle the piping and drain hose together by
wrapping them with cloth tape over the range with-
in which they fit into the rear piping housing sec-
tion.
8) Reroute the pipings and the drain hose across the
back of the chassis.
9) Set the pipings and the drain hose to the back of
the chassis with the tubing holder.
• Hook the edge of tubing holder to tap on chassis
and push the bottom of tubing holder to be
engaged at the bottom of chassis.
10) Indoor unit installation
• Remove the spacer.
• Ensure that the hooks are properly seated on the
installation plate by moving it left and right.
Press the lower left and right sides of the unit
against the installation plate until the hooks engage
into their slots(clicking sound).
Drain hose
Vinyl tape
(narrow)
Pipe
Wrap with
vinyl tape(wide)
Installation
Indoor unit tubing
Flare nut
Pipings
Vinyl tape
Adhesive
Drain hose
Indoor unit drain hose
(narrow)
Plastic bands
Insulation material
Vinyl tape
(narrow)
Connection
pipe
Connecting
cable
Indoor
unit piping
Pipe
Vinyl tape
(wide)
Wrap with vinyl tape
Piping for
passage through
piping hole
Tubing holder
Hook
Push
2
1
Drain hose
Connecting
cable
Summary of Contents for A2UW146FA0
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