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D
A
D
B
C
F
E
2.1. Outline dimensions
•
Mount the indoor unit on a wall strong enough to withstand the weight
of the unit.
•
Select a location so that air can be blown into all corners of the room.
•
Avoid locations exposed to outside air.
•
Select a location free of obstructions to the airflow in and out of the
unit.
•
Avoid locations exposed to steam or oil vapour.
•
Avoid locations where combustible gas may leak, settle or be gener-
ated.
W
•
Avoid installation near machines emitting high-frequency waves (high-
frequency welders, etc.)
•
Avoid locations where the airflow is directed at a fire alarm sensor.
(Hot air could trigger the alarm during the heating operation.)
•
Avoid places where acidic solutions are frequently handled.
•
Avoid places where sulphur-based or other sprays are frequently used.
2.2. Service space
•
Select ideal blowing direction according to the shape of room and in-
stalling position.
A Ceiling
B Ceiling panel
C Obstacle
D 1 m or more
E 50 cm or more (Entire periphery)
F Panel
•
Reserve the above mentioned space for doing the piping and wiring
work, as well as for the maintenance work which is done from the
bottom & left/right sides. Similarly, reserve as much space as possible
to facilitate work & safety at the time of suspending.
E
2. Indoor unit installation location
Models
W
D
PLH-2, 2.5
760
760
(mm)
H
307
7
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