Multi F Engineering Manual

PLACEMENT CONSIDERATIONS
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Table 41: Ratio among H, A, and L.
Clearance Requirements when Different Obstacles are Present, continued. (Unit: Inch)
If a stand is necessary, it must be contained (not open
frame) to prevent the discharge air from short cycling.
LA
/+
/+ 30 inches
1/2 H < L 40 inches
H < L
6HW 6WDQG DV /  +
“L” must be lower than “H”. If a stand
is necessary, it must be contained (not
open frame) to prevent the discharge air
from short cycling.
Where there are obstacles on both suction
and discharge sides (discharge side obstacle
is higher than the outdoor unit).
Minimum 20
"
Minimum 12"
Where there are obstacles on both suction
and discharge sides (discharge side obstacle
is lower than the outdoor unit).
Minimum 20"
Minimum 12"
Minimum 20"
Maximum 20
"
Minimum 40"
Obstacles above and on
the air discharge side.
Where there are obstacles above, and on both
suction and discharge sides (discharge side obstacle
is higher than the outdoor unit).
Maximum 20"
Minimum 12"
Minimum 40"
L
H
A
L
Minimum 40"
Minimum 40"
Maximum 20
"
Minimum 12"
Where there are obstacles above, and on both
suction and discharge sides (discharge side obstacle
is lower than the outdoor unit).
H
Minimum 12"
Minimum 79"
Minimum 24"
Minimum 40"
Series installation.
Minimum 12"
Minimum 24"
Minimum 24"
Side-by-side series installation.
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PIPING AND PLACEMENT | 71
Piping Limitations and Placement Considerations
MULTI
F
MAX
MULTI
F