En-3
(3) Leave the space required to service the air conditioner.
(4) Locate where the air can be distributed evenly throughout the room by the unit.
(5) Install the unit where connection to the outdoor unit is easy.
(6) Install the unit where the connection pipe can be easily installed.
(7) Install the unit where the drain pipe can be easily installed.
(8) Install the unit where noise and vibration is not ampli
fi
ed.
(9) Take servicing, etc., into consideration and leave the spaces. Also install the unit
where the
fi
lter can be removed.
(10) Providing as much space as possible between the indoor unit and the ceiling will
make work much easier.
(11) If installing in a place where its humidity exceeds 80%, use heat insulation to prevent
condensation.
3.2. Installation dimension
Provide the space around the unit as shown in the following
fi
gure.
Floor
Unit : mm
2500 or more
(When no
ceiling)
300
or more
150
or more
Maintenance hole dimensions:
It shall be possible to install and remove the control box.
Maintenance hole
Control box
Unit : mm
It shall be possible to install and remove the control box, fan units and
fi
lter.
Maintenance hole
Intake panel
Control box
Unit : mm
3.3. Installation the unit
WARNING
Install the air conditioner in a location which can withstand a load do at least 5 times the
weight of the main unit and which will not amplify sound or vibration. If the installation
location is not strong enough, the indoor unit may fall and cause injuries.
If the job is done with the panel frame only, there is a risk that the unit will come loose.
Please take care.
3.3.1. Installing the hangers
WARNING
When fastening the hangers, make the bolt positions uniform.
Hanging bolt installation diagram.
(Example)
(Top side)
(Left side)
Unit : mm
The distance of is adjustable according to the place of the hanging bolts.
(MAX : 550 mm, MIN : 410 mm)
Slide the unit in the arrow direction and fasten it.
Hanging bolt M10
(Obtained locally)
Special nut A
Washer
(Obtained locally)
Special nut B
Hanger
Bolt Strength [N·m (kgf·cm)]
9.81 to 14.71 (100 to 150)
CAUTION
Fasten the unit securely with special nuts A and B.
3.3.2. Leveling
Base vertical direction leveling on the unit (right and left).
(Left side)
Lever meter
AIR
AIR
Base horizontal direction leveling on top of the unit.
Drain hose
0-5 mm
Give a slight tilt to the side to which the drain hose is connected.
The tilt should be in the range of 0 mm to 5 mm.
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