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12.2.3 Indoor Unit Installation
PUSH PUSH
Piping
Intake grille
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Do not turn over the unit without it’s shock absorber during pull out the piping. It may cause intake grille damage.
Use shock absorber during pull out the piping to protect the intake grille from damage.
PUSH PUSH
Piping
Shock absorber
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12.2.3.1 For the right rear piping
Step-1
Pull out the Indoor piping
Step-2
Install the Indoor Unit
Step-3
Secure the Indoor Unit
Step-4
Insert the connection cable
12.2.3.2 For the right bottom piping
Step-1
Pull out the Indoor piping
Step-2
Install the Indoor Unit
Step-3
Insert the connection cable
Step-4
Secure the Indoor Unit
12.2.3.3 For the embedded piping
Cut and flare the embedded piping
Step-3
Pull the connection cable into Indoor Unit
Step-4
Step-1
Replace the drain hose
Step-2
Bend the embedded piping
• Use a spring bender or equivalent to bend the piping so
that the piping is not crushed.
• The inside and outside connection cable can be
connected without removing the front grille.
• When determining the dimensions of the piping, slide
• Refer to the section “Cutting and flaring the piping”.
the unit all the way to the left on the installation plate.
• Please refer to “Connecting the piping” column in outdoor
unit section. (Below steps are done after connecting the
outdoor piping and gas-leakage confirmation.)
as mentioned in indoor/outdoor unit installation.
Step-5
Install the Indoor Unit
Step-6
Connect the piping
Step-7
Insulate and finish the piping
• Please refer to “Piping and finishing” column of outdoor
section and “Insulation of piping connection” column
Step-8
Secure the Indoor Unit
Right Rear piping
Insert the connection cable
Cover for the
bottom piping
Tape it with piping in a
position as mentioned in
Fig. below.
Cover for
the right
piping
Piping
Drain hose
Cover for the
bottom piping
Cover for the
bottom piping
Tape it with
piping in a position as
mentioned in
Fig. below.
Piping
Drain
hose
Right and Right Bottom piping
Secure the Indoor Unit
Cover for piping
In case of the cover is cut, keep the
cover at the rear of chassis as shown
in the illustration for future
reinstallation.
(Left, right and 2 bottom covers for piping.)
How to keep the cover
Install the indoor unit
Hook the indoor unit onto the upper
portion of installation plate. (Engage
the indoor unit with the upper edge
of the installation plate). Ensure the
hooks are properly seated on the
installation plate by moving it in left
and right.
Drain hose
Sleeve for
piping hole
Indoor unit
Hooks at
installation
plate
Piping
Installation
plate
Unit’s
hook
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Guide
surface
Connection cable
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2
3
/
4
"
-
3
5
/
3
2
"
(
7
0
–
8
0
m
m
)
Connection
cable
Gas side
piping
Liquid side
piping
Drain hose
Press the lower left and right
side of the unit against the
installation plate until hooks
engages with their slot (sound
click).
To take out the unit, push the marking at the bottom unit, and
pull it slightly towards you to disengage the hooks from the unit.
Cover
for the
left
piping
Cover for
the left
piping
(This can be used for left rear piping and bottom
piping also.)
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