All dimensions are in inches. They are
subject to change without notice. Certified
dimensions will be provided upon request.
CLEARANCES
Front
24"
Back
12" (Less Economizer)
36" (With Economizer/
Outdoor
Air
Damper)
Left Side (Filter Access)
24" (Less Economizer)
54"
3
(With Economizer)
Right Side (Outdoor Coil)
24"
Below Unit
1
2
0"
Above Unit
2
72" With 36" Maximum
Horiz. Overhang
(For Outdoor Air
Discharge)
1
Units may be installed on combustible floors made from wood or
class A, B or C roof covering material.
2
Units must be installed oudoors. Overhanging structures or shrubs
should not obstruct outdoor air discharge outlet.
3
If economizer is factory installed, the assembled hood kit must be removed prior
to final installation. This hood is 54" long.
NOTE: A 1" clearance must be provided between any combustible material and the
supply air ductwork for a distance of 3 feet from the unit.
The products of combustion must not be allowed to accumulate within a confined
space and recirculate.
Locate unit so that the vent air outlet hood is at least:
•
Three (3) feet above any forced air inlet located within 10 horizontal feet (exclud-
ing those integral to the unit).
•
Four (4) feet below, 4 horizontal feet from, or 1 foot above any door or gravity air
inlet into the building.
•
Four (4) feet from electric meters, gas meters, regulators and relief equipment.
HOLE
OPENING
SIZE
(DIA.)
USED FOR
A
3/4" KO
Control
Wiring
Side
7/8" KO
Bottom*
B
2" KO
Power Wiring
(Side or Bottom)*
C
2" KO
Gas Piping (Front)
D
1-11/16" Hole
Gas Piping (Bottom)*
*
Openings in the bottom of the unit can be located by the slice
UTILITIES ENTRY DATA
UNIT DIMENSIONS - (BHN - 7-1/2 & 10 TON)
RETURN AIR
SUPPLY AIR
OUTDOOR AIR
OUTDOOR AIR
(Economizer)
511.17-TG2Y
10
Unitary Products Group
