– I-75 –
AVOID:
•
heat sources, exhaust fans, etc.
•
damp, humid or uneven locations.
DO:
•
choose a place as cool as possible.
•
choose a place that is well ventilated
•
allow enough room around the unit for air intake /
exhaust and possible maintenance.
•
provide a solid base; about 15 cm above ground
level to reduce humidity and possible water dam-
age in unit and decrease service life.
•
use lag bolts or equal to bolt down unit,
reducing vibration and noise.
Outdoor Unit
Model
Min. (cm.)
25 type
10
36, 48 type
20
Dimension
A
Out-
door
unit
Heat source
Hot air
Exhaust fan
0591_C_I
Min. 1m
Min. 1m
Min. 1.5m
Min. 30cm
Min. 3.5m
Min. 20cm
Min. 1m
Min. 20cm
Min. 1m
Min. 35cm
Min. 35cm
Min. 30cm
Min. 30cm
Air
discharge
chamber
0424_C_I
•
provide a solid base (concrete block, 10 x 40 cm
beams or equal), a minimum of 15 cm above
ground level to reduce humidity and protect the unit
against possible water damage and decreased ser-
vice life.
•
use lug bolts or equal to bolt down unit, reducing
vibration and noise.
In case of multiple installations
Air in
Air in
Air
discharge
Anchor bolts
(4 pieces)
Min. 15cm
0425_C_I
Unit spacing if air discharge chamber is not used.
Unit spacing when air discharge chamber is used.
* Only up to 3 units can be installed side-by-side under the
above conditions. The next group must be spaced at least 30
cm away from the first group.
* If you would like to make the separation smaller on the air di-
scharge side, use an air discharge chamber.
* You can install any number of units side-by -side.
Min.
1 cm
Min.
1 cm
Min.50 cm
A
Min.
2 m
Min.
2 m
Obstacle above
Ground
Obstacle
Air
dis-
charge
