International comfort products B Series Installation Instructions Manual page 22

INSTALLATION INSTRUCTIONS
Table 5 Opening Dimensions − in. (mm)
FURNACE
CASING WIDTH
IN. (mm)
Upflow Applications on Combustible or Noncombustible Flooring
Downflow Applications on Noncombustible Flooring
14–3/16
(360)
Downflow applications on combustible flooring (subbase required)
Downflow Applications on Combustible Flooring with Coil Assembly or
Upflow Applications on Combustible or Noncombustible Flooring
Downflow Applications on Noncombustible Flooring
17–1/2
(445)
Downflow applications on combustible flooring (subbase required)
Downflow Applications on Combustible Flooring with Coil Assembly or coil
Upflow Applications on Combustible or Noncombustible Flooring
Downflow Applications on Noncombustible Flooring
21
(533)
Downflow Applications on Combustible Flooring with Coil Assembly or coil
Upflow Applications on Combustible or Noncombustible Flooring
Downflow Applications on Noncombustible Flooring
24−1/2
(622)
Downflow Applications on Combustible Flooring with Coil Assembly or
Furnace, Plenum, and Subbase
Figure 23
Installed on a Combustible Floor
22
APPLICATION
(subbase not required)
(subbase not required)
coil box (subbase not required)
(subbase not required)
(subbase not required)
box (subbase not required)
(subbase not required)
(subbase not required)
Downflow applications on combustible flooring
(subbase required)
box (subbase not required)
(subbase not required)
(subbase not required)
Downflow applications on Combustible flooring
(subbase required)
coil box (subbase not required)
A96285
Specifications subject to change without notice.
PLENUM OPENING
A
12−11/16
(322)
12−9/16
(319)
11−13/16
(284)
12−5/16
(319)
16
(406)
15−7/8
(403)
15−1/8
(384)
15−1/2
(394)
19−1/2
(495)
19−3/8
(492)
18−5/8
(473)
19
(483)
23
(584)
22−7/8
(581)
22−1/8
(562)
22−1/2
(572)
Furnace, Plenum, and Coil
Figure 24
Assembly on a Combustible Floor
EAM4X, END4X, ENW4X
Gas Furnace: N9MSB
FLOOR OPENING
B C D
21−5/8 13−5/16 22−1/4
(549) (338) (565)
19 13−3/16 19−5/8
(483) (335) (498)
19 13−7/16 20−5/8
(483) (341) (600)
19 13−5/16 20
(483) (338) (508)
21−5/8 16−5/8 22−1/4
(549) (422) (565)
19 16−1/2 19−5/8
(483) (419) (498)
19 16−3/4 20−5/8
(483) (425) (600)
19 16−1/2 20
(483) (419) (508)
21−5/8 20−1/8 22−1/4
(549) (511) (565)
19 20 19−5/8
(483) (508) (498)
19 20−1/4 20−5/8
(483) (514) (600)
19 20 20
(483) (508) (508)
21−1/8 23−5/8 22−1/4
(537) (600) (565)
19 23−1/2 19−5/8
(483) (597) (498)
19 23−3/4 20−5/8
(483) (603) (600)
19 23−1/2 20
(483) (597) (508)
L11F104
440 01 4102 01