– 35 –
SM830078
8. INSTALLATION INSTRUCTIONS
Out-
door
unit
Heat source
Hot air
Exhaust fan
0591_C_I
Fig. 2
Fig. 3
Min.
1 inch
Min.
1 inch
Min. 2 ft.
4 in.
0931_C_I
Min.
7 ft.
Ground
Air
dis-
charge
0932_C_I
Obstacle above
Outdoor Unit
AVOID:
ã
heat sources, exhaust fans, etc. (Fig. 2)
ã
damp, humid or uneven locations.
DO:
ã
choose a place as cool as possible.
ã
choose a place that is well ventilated and
outside air temperature does not exceed
maximum 115
°
F constantly.
ã
allow enough room around the unit for air
intake/ exhaust and possible mainte-
nance. (Fig. 3)
ã
provide a solid base; about 6 inch above
ground level to reduce humidity and
possible water damage in the unit and
decreased service life. (Fig. 4)
ã
use lug bolts or equivalent to bolt down
unit, reducing vibration and noise.
In case of multiple installations
Air in
Air in
Air
discharge
Concrete block
4 inch
×
1 ft. 4 inch
beams or equal
Anchor bolts
(4 pieces)
Min. 6 inch
0934_C_I
Unit spacing if air discharge chamber is not used.
Unit spacing when air discharge chamber is used.
Min. 4 ft.
Min. 4 ft.
Min. 5 ft.
Min. 1 ft.
Min. 12 ft.
Min. 8 inch
Min. 4 ft.
Min. 8 inch
Min. 4 ft.
Min. 1 ft. 2 inch
Min. 1 ft. 2 inch
Min. 1 ft.
Min. 1 ft.
Air
discharge
chamber
If you would like to make the separation smaller on the air
discharge side, use an air discharge chamber.
You can install any number of units side-by -side.
Only up to 3 units can be installed side-by-side under the above
conditions. The next group must be spaced at least 1 ft. away
from the first group.
0933_C_S
Fig. 4