Carrier Infinity 48XL Installation Instructions Manual page 3

ase
/ ,,Screw.__._
/ (NOTE A) -_'l
/ *Gasketing .._ r_ j
/ \
_ Wood nailer*
Flashing field
Ill_l II
I supplied _ JJU_ilt"_ Ro°f curb*
II_::i!ll/I#
Insulation
(field
Roofing material
U_ I[
supphed)
field supplied-- ll_ii![l
I L
'_ /l_!_i:ll II_ Duotwork
\ _ill I[ field supplied/
Roof Curb for Small Cabinet
Note A: When unit mounting screw is used,
retainer bracket must also be used.
Roof Curb for Large Cabinet
Note A: When unit mounting screw is used,
retainer bracket must also be used.
Retu'nopening
(BXC)
G
F
_E
Supply opening
(BxO)
Long
Suppo_
SuppoR
+
\ \/
R/A S/A
................................................................ _, _Gask_tua_Ound"/_
Insulated Gasket around
deck pan outer edge
N
X_
A05308
UNIT SIZE
024-030
036-060
NOTES:
CATALOG A B
NUMBER IN. (MM) IN. (MM)
CPRFCURB006A00 8 (203) 11 (279)
CPRFCURB007A00 14 (356) 11 (279)
CPRFCURB008A00 8 (203) 16-3/16 (411)
CPRFCURB009A00 14 (356) 16-3/16 (411)
1. Roof curb must be set up for unit being installed.
C
IN. (MM)
16-1/2 (419)
16-1/2 (419)
17-3/8 (441)
17-3/8 (441)
D
IN. (MM)
28-3/4 (730)
28-3/4 (730)
40-1/4 (1022)
40-1/4 (1022)
E
IN. (MM)
30-3/8 (771)
30-3/8 (771)
41-15/16 (1065)
41-15/16 (1065)
F
IN.(MM)
44-5/16 (1126)
44-5/16 (1126)
44-7/16 (1129)
44-7/16 (1129)
G
IN. (MM)
45-15/16 (1167)
45-15/16 (1167)
46-1/16 (1169)
46-1/16 (1169)
2. Seal strip must be applied, as required, to unit being installed.
3. Roof curb is made of 1d-gauge steel.
4. Attach ductwork to curb (flanges of duct rest on curb).
5. Insulated panels: 1-in. (25 mm) thick fiberglass 1 lb. density.
d. When unit mounting screw is used (see Note A), a retainer bracket must be used as well. This bracket must also be used when required by code for hurricane or seismic
conditions. This bracket is available through Micrometl.
Fig. 4 - Roof Curb Dimensions