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5CSL0-06B Ceiling cassette 4-way
3.2.2 Selection of the best location
• There should not be any heat source or steam near the
unit.
• There should not be any obstacles to the air circulation.
• There should be provision of easy condensate drain.
• Taking into accounting the noise prevention criteria, spot
the installation location.
• Do not install the unit near the door way.
• Keep proper distances, of the unit, from ceiling, fence,
floor, walls and other obstacles as shown in figure.
• The indoor unit must have the maintenance space.
NOTE
Ceiling
False ceiling
1500 or
more
Above figure means minimum value. Please keep these
value at least.
If H is 2700~3200: High ceiling operation control requied
If H is ~2700: Normal operation
1500 or more
1500
or more
20 or more
1500 or more
H
Floor
1500 or
more
1500 or more
False ceiling
1500 or more
Unit:mm
3.2.3 Precautions regarding cassette
indoor unit installation
1) Main points about the indoor installation
• In case of high height ceiling
In general commercial places and offices though the
height of the ceiling is 2.7 m, the ceiling height can be 3
m. In such cases because of the temperature difference
with the floor the heating effect can fall down.
High elevation
of the ceiling
Discharge
• Countermeasure method
① Air conditioner must be able to operate in high ceiling
conditioner.
② Plan to install the circulator.
③ The air discharge port is made to give more airflow to the
down wood directions.
④ The gate or exit of the building is protected by dual door
system.
2) In case the floor or surfaces of the place
to be air conditioned is in direct contact
with the outdoor air
• The floor of the heating room indirect contact with
the storeroom, garage or the outside air receives
the cold air at the floor and the floor temperature
decrease will feel cold at the feet.
Outdoor side
In such places where the feet comes in direct contact
with floors will give a cold feeling to the floor.
Installation of indoor unit 323
Suction
Hot air
Cold air
Indoor
Outdoor side
Garage
Outdoor
side (Entering of air by
frequent opening
and closing of door)
Low temperature
of the floor
(50~100mm
Insulation required)
Outdoor side