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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 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.
Intake grille
Shock absorber
Piping
Piping
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Pull out the Indoor 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
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
Cut and flare the embedded piping
Step-3
Pull the connection cable into Indoor Unit
Step-4
Step-1
Change the drain hose position
Step-2
Bend the embedded piping
• Use a spring bender or equivalent to bend the piping so
that the piping is not crushed.
• The indoor unit and outdoor unit connection cable can
be connected without removing the front grille.
• When determining the dimensions of the piping, slide
• Refer to the column “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.)
Step-5
Install the Indoor Unit
Step-6
Connect the piping
Step-7
Insulate and finish the piping
• Please refer to “Insulation of piping connection” column
as mentioned in indoor/outdoor unit installation.
Step-8
Secure the Indoor Unit
•
Fasten the chassis to the installation plate with
screws (Self purchase, Screw size: M4, max. length
10 mm) to provide a neat appearance of indoor unit.
Please refer column “How to take out front grille” to
remove the front grille.
Screw
(2 location)
Installation
plate
Chassis
Right Rear 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
Right and Right bottom piping
Cover
for
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.)
Guide
surface
Connection
cable
About
70 – 80 mm
Connection
cable
Gas side
piping
Liquid
side
piping
Drain hose
Insert the connection cable
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.
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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
Press the lower left and right side of
the unit against the installation plate
until hooks engages with their slot
(sound click).
Installation
plate
Unit’s hook
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
Drain hose
Sleeve for
piping hole
Indoor
unit
Hooks at
installation plate
Holder
Piping
•
Press the area of orange
color to release holder.
•
1 holder
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