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12.2.3 Indoor Unit Installation
12.2.3.1 For the Right Rear Piping
12.2.3.2 For the Right and Right Bottom
Piping
12.2.3.3 For the Embedded Piping
(This can be used for left rear piping also.)
● Do not turn over the unit without it’s shock absorber during pull out the piping.
Pull out the Indoor piping
It may cause intake grille damage.
● Use shock absorber during pull out the piping to protect the intake grille from damage.
Intake grille
Shock absorber
Piping
Piping
pull ou
t the
pip
ing
pull ou
t the
pip
ing
Step-2
Step-1
Step-3
Step-4
Install the Indoor Unit
Pull out the Indoor piping
Secure the Indoor Unit
Insert the power supply cord and connection cable
• Insert the cables from bottom of the unit through the control
board hole until terminal board area.
Step-2
Step-1
Step-3
Step-4
Install the Indoor Unit
Pull out the Indoor piping
Insert the power supply cord and connection cable
Secure the Indoor Unit
• Insert the cables from bottom of the unit through the control
board hole until terminal board area.
Step-2
Step-1
Step-3
Step-4
Step-6
Step-7
Step-8
Step-5
Bend the embedded piping
Change the drain hose position
• Use a spring bender or equivalent to bend the piping so that
the piping is not crushed.
• The power supply cord and indoor unit and outdoor unit
connection cable can be connected without removing the
front grille.
Pull the connection cable into Indoor Unit
• When determining the dimensions of the piping, slide the unit
all the way to the left on the installation plate.
• Refer to the column “Cutting and flaring the piping”.
Cut and flare the embedded piping
• Please refer to “Connecting the piping” column in outdoor unit
section. (Below steps are done after connecting the outdoor
piping and gas-leakage confirmation.)
Connect the piping
• Please refer to “Insulation of piping connection” column as
mentioned in indoor/outdoor unit installation.
Insulate and finish the piping
Secure the Indoor Unit
Install the Indoor Unit
Right Rear piping
How to keep the cover
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.)
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.
There is an option to use the holder
at the rear of chassis to prop up
the indoor unit as shown in the
illustration for ease of installation.
Push the holder back to original
position before secure the indoor
unit.
Secure the Indoor Unit
Right and Right Bottom piping
Insert the connection cable
Press the lower left and right side of the unit
against the installation plate until hooks
engages with their slot (sound click).
Drain hose
Sleeve for
piping hole
Indoor
unit
Hooks at
installation plate
Holder
Piping
•
Press the area of orange
color to release holder.
Installation
plate
Unit’s hook
Guide
surface
Connection cable
Ab
ou
t
70
–
80
m
m
Connection cable
Gas side piping
Liquid side
piping
Drain hose
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
bottom piping
Cover for the
bottom piping
Tape it with piping in a
position as mentioned
in Fig. below.
Cover for
the right
piping
Drain hose
Cover
for the
left
piping
Piping
Cover
for
piping
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
left
piping
g
n
i
k
r
a
m
