5
■
The unit may be installed directly on wood floors or on Class
A, Class B, or Class C roof covering material.
■
A safe, flat surface for service personnel should be provided.
Roof Curb Installations Only
■
Sufficient structural support must be determined prior to
locating and mounting the curb and package unit.
■
Ductwork must be constructed using industry guidelines. The
ductwork must be placed into the roof curb before mounting
the package unit.
■
Curb insulation, cant strips, flashing and general roofing
material are furnished by the contractor.
Roof Curb Installation
Unit Dimensions—Rear
Unit Dimensions—Side
A. 47" (119.4 cm)
B. 51" (129.5 cm)
C. 18
⁷⁄₁₆
" (46.8 cm)
D. Medium: 9
¹⁄₂
"
(24.2 cm), large: 14"
(35.6 cm)
E. 7
¹⁵⁄₁₆
" (20.2 cm)
F. 16" (40.6 cm)
G. 1
³⁄₈
" (3.5 cm)
H. 5
¹⁄₂
" (14 cm)
I. Medium: 32" (81.3 cm),
large: 40" (101.6 cm)
J. 2
³⁄₄
" (7 cm)
K. Air return
L. Medium: 16"
(40.6 cm), large:
18" (45.7 cm)
M. Air supply
N. 3" (7.6 cm)
O. Evaporator/
control panel
access panel
P. 16
¹⁄₈
" (40.9 cm)
Q. 19
¹⁄₈
" (48.6 cm)
R. 4
³⁄₄
" (12.1 cm)
S. Gas supply entrance
T. Condensate drain
connection—
³⁄₄
"
(1.9 cm) NPT female
U. Heat exchange
access panel
V. Flue exhaust hood
W. Combustion air inlet
X. Suction/liquid
pressure ports
behind compressor
access panel
A. Center of gravity
B. 20" (50.8 cm)
C. 24" (61 cm)
D. Power supply wire
entrance
E. 7
⁵⁄₁₆
" (17.6 cm)
F. 7
⁷⁄₈
" (30 cm)
G. Control wire entrance
H. Flue exhaust hood
I. Control access
panel
J. 5
¹⁄₄
" (13.3 cm)
K. Combustion air
intake
V
E
G
H
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K
M
O
N
S
T
U
X
B
A
C
I
F
L
L
R
P
Q
D
W
F
A
F
G
H
C
B
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