Carrier 48EZ(N)-A Installation Instructions Manual page 5

HVAC unit
HVAC unit
basepan
base rails
Anchor screw
Flashing field
supplied
Roofing material
field supplied
Cant strip
field supplied
*Provided with roofcurb
ROOF CURB DETAIL
A
F
CATALOG
UNIT SIZE
NUMBER
CPRFCURB010A00
Small
CPRFCURB011A00
CPRFCURB012A00
Large
CPRFCURB013A00
NOTES:
1. Roof curb must be set up for unit being installed.
2. Seal strip must be applied, as required, to unit being installed.
3. Roof curb is made of 16- -gauge steel.
4. Attach ductwork to curb (flanges of duct rest on curb).
5. Insulated panels: 1- -in. (25.4 mm) thick fiberglass 1 lb. density.
IMPORTANT: Do not install large base pan HYBRID HEAT units onto
the small base pan (common curb). The center of gravity on a large base
pan HYBRID HEAT unit could overhang the curb causing an unsafe
condition. Before installing any large base pan unit onto the common
Sealing
Gasket
Roofcurb
F
Wood nailer*
Roofcurb*
Insulation
(field supplied)
A09090
C
G
H
D
LARGE CURB
A B
IN. (mm) IN. (mm)*
11 (279)
10 (254)
14 (356)
11 (279)
14 (356)
14 (356)
Fig. 4 - - Roof Curb Dimensions
C
H
A
D
SMALL CURB
B
E
A09415
C D
IN. (mm) IN. (mm) IN. (mm)
32.4 (822)
47.8
16 (406)
(1214)
43.9
(1116)
curb, check the "Y" distance in the product literature dimensional drawing
to ensure that "Y" is greater than 14 in. (356 mm). Do not install any large
base pan unit onto the common curb with a "Y" dimension (center of
gravity) less than 14 in. (356 mm).
5
B
E F G
IN. (mm) IN. (mm)
30.6 (778)
2.7 (69)
42.2 (1072)
E
A09418
A09419
H
IN. (mm)
46.1 (1170)