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Installation under high-humidity atmosphere
In some cases including the rainy season, especially inside of the ceiling may become high-humidity atmosphere
(dew-point temperature: 23 °C or higher).
1. Installation to inside of the ceiling with tiles on the roof
2. Installation to inside of the ceiling with slated roof
3. Installation to a place where inside of the ceiling is used for pathway to intake the fresh air
4. Installation to a kitchen
y
In the above cases, additionally attach the heat insulator to all positions of the air conditioner, which come to
contact with the high-humidity atmosphere. In this case, arrange the side plate (Check port) so that it is easily
removed.
y
Apply also a suf
fi
cient heat insulation to the duct and connecting part of the duct.
[Reference]
Condensation test conditions
Indoor side:
27 °C dry bulb temperature
24 °C wet bulb temperature
Air volume:
Low air volume, operation time 4 hours
Installation space
(Unit: mm)
Reserve suf
fi
cient space required for installation or service work.
1
1
1
1
※
1 If there are enough space under the unit (more than 1000mm) the service door (Ceiling opening) is not necessary.
Space required for installation and servicing
Ceiling
200
or more
25
1450
25
2500
or more
Floor surface
Service door (Ceiling opening)
1000
or more
70 or more
5 or more
448
Air outlet
Air outlet
200
or more
Check port
600
Electrical
control box
1000 or more
100
Ceiling
Air inlet
Service door (Ceiling opening)
Service door (Ceiling opening)
Air inlet
300 or more
Ceiling
25
25
25
25
950
950
850 or more
(Suction duct)
When attached the long life
fi
lter kit
(sold separately)
Service space
Filter cleaning sign term setting
The lighting term setup of the
fi
lter sign (Noti
fi
cation of
fi
lter cleaning) of the remote controller can be changed
according to the condition of installation.
For setup method, refer to “Filter sign setting” in the Applicable controls of this Manual.
