Carrier N80ESN Series Installation Instructions Manual page 11

FURNACE
APPROVED
COIL ASSEMBLY
OR
COIL BOX
COMBUSTIBLE
FLOORING
SHEET METAL
PLENUM
FLOOR
OPENING
Fig. 13 - - Furnace, Plenum, and Coil Assembly or
Coil Box Installed on a Combustible Floor
FURNACE
CASING
WIDTH
Upflow Applications on Combustible or Noncombustible
Downflow Applications on Noncombustible Flooring
14–3/16
(360) Downflow Applications on Combustible Flooring
Downflow Applications on Combustible Flooring with Cased
Upflow Applications on Combustible or Noncombustible
Downflow Applications on Noncombustible Flooring
17–1/2
(445) Downflow Applications on Combustible Flooring
Downflow Applications on Combustible Flooring with Cased
Upflow Applications on Combustible or Noncombustible
Downflow Applications on Noncombustible Flooring
21
(533) Downflow Applications on Combustible Flooring
Downflow Applications on Combustible Flooring with Cased
Upflow Applications on Combustible or Noncombustible
Downflow Applications on Noncombustible Flooring
24- - 1/2
(622) Downflow Applications on Combustible flooring
Downflow Applications on Combustible Flooring with Cased
441 01 3400 02
A08556
Table 4 – Opening Dimensions - - In. (mm)
APPLICATION
Flooring (subbase not required)
(subbase not required)
(subbase required)
Coil (subbase not required)
Flooring (subbase not required)
(subbase not required)
(subbase required)
Coil (subbase not required)
Flooring (subbase not required)
(subbase not required)
(subbase required)
Coil (subbase not required)
Flooring (subbase not required)
(subbase not required)
(subbase required)
Coil (subbase not required)
Specifications are subject to change without notice.
PLENUM OPENING
A B
12- -11/16 21- -5/8 13- -5/16
(322) (549)
12- -9/16 19 13- -3/16
(319) (483)
11- -13/16 19 13- -7/16
(284) (483)
12- -5/16 19 13- -5/16
(319) (483)
16 21- -5/8
(406) (549)
15- -7/8 19
(403) (483)
15- -1/8 19
(384) (483)
15- -1/2 19
(394) (483)
19- -1/2 21- -5/8
(495) (549)
19- -3/8 19
(492) (483)
18- -5/8 19
(473) (483)
19 19
(483) (483)
23 21- -1/8
(584) (537)
22- -7/8 19
(581) (483)
22- -1/8 19
(562) (483)
22- -1/2 19
(572) (483)
FLOOR OPENING
C D
22- -1/4
(338) (565)
19- -5/8
(335) (498)
20- -5/8
(341) (600)
20
(338) (508)
16- -5/8 22- -1/4
(422) (565)
16- -1/2 19- -5/8
(419) (498)
16- -3/4 20- -5/8
(425) (600)
16- -1/2 20
(419) (508)
20- -1/8 22- -1/4
(511) (565)
20 19- -5/8
(508) (498)
20- -1/4 20- -5/8
(514) (600)
20 20
(508) (508)
23- -5/8 22- -1/4
(600) (565)
23- -1/2 19- -5/8
(597) (498)
23- -3/4 20- -5/8
(603) (600)
23- -1/2 20
(597) (508)
11