Installation In Horizontal Applications - Carrier 58MXA Installation, Start-Up, And Operating Instructions Manual

FURNACE
CASING
WIDTH
Downflow Applications on Non-Combustible Flooring
Downflow Applications on Combustible Flooring Using
Furnace with or without CD5 or CK5 Coil Assembly or
17-1/2
Downflow Applications on Combustible Flooring NOT Using
Furnace with or without CD5 or CK5 Coil Assembly or
Downflow Applications on Non-Combustible Flooring
Downflow Applications on Combustible Flooring Using
Furnace with or without CD5 or CK5 Coil Assembly or
21
Downflow Applications on Combustible Flooring NOT Using
Furnace with or without CD5 or CK5 Coil Assembly or
Downflow Applications on Non-Combustible Flooring
Downflow Applications on Combustible Flooring Using
Furnace with or without CD5 or CK5 Coil Assembly or
24-1/2
Downflow Applications on Combustible Flooring NOT Using
Furnace with or without CD5 or CK5 Coil Assembly or
FURNACE
CD5 OR CK5
COIL ASSEMBLY
OR KCAKC
COIL BOX
COMBUSTIBLE
FLOORING
SHEET METAL
PLENUM
FLOOR
OPENING
Fig. 20—Furnace, Plenum, and Coil Assembly or
Coil Box Installed on a Combustible Floor
Step 3—Installation in Horizontal Applications
These furnaces can be installed horizontally in either horizontal
left or right discharge position. In a crawlspace, furnace can either
be hung from floor joist or installed on suitable blocks or pad.
Furnace can be suspended from each corner by hanger bolts and
Table 1—Opening Dimensions (in.)
APPLICATION
Upflow Applications
KGASB Subbase
KCAKC Coil Box
KGASB Subbase
KCAKC Coil Box
Upflow Applications
KGASB Subbase
KCAKC Coil Box
KGASB Subbase
KCAKC Coil Box
Upflow Applications
KGASB Subbase
KCAKC Coil Box
KGASB Subbase
KCAKC Coil Box
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PLENUM OPENING
A B
16 24–1/8
15-7/8 19
15-1/8 19
15-1/2 19
19-1/2 24-1/8
19-3/8 19
18-5/8 19
19 19
23 24-1/8
22-7/8 19
22-1/8 19
22-1/2 19
angle iron supports. (See Fig. 22.) Cut hanger bolts (4 each 3/8-in.
all-thread rod) to desired length. Use 1 X 3/8-in. flat washers,
3/8-in. lock washers, and 3/8-in. nuts on hanger rods as shown in
Fig. 22. Dimples are provided for hole locations. (See Fig. 2.)
PERFORATED
DISCHARGE DUCT
FLANGE
Fig. 21—Duct Flanges
FLOOR OPENING
C D
16–5/8 24–3/4
16-1/2 19-5/8
16-3/4 20-3/8
16-1/2 20
20-1/8 24-3/4
20 19-5/8
20-1/4 20-3/8
20 20
23-5/8 24-3/4
23-1/2 19-5/8
23-3/4 20-3/8
23-1/2 20
NO
YES
210°
MIN
YES
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