International comfort products R9MSB0801716 Installation Instructions Manual page 25

INSTALLATION INSTRUCTIONS
DOOR
FILTER
1 ¼"
(3 cm)
(TYP.)
25 ⅛"
(64 cm)
1 /
1 4"
(3 cm)
23 ⅛"
17 ⅛" (59 cm)
(43.5 cm)
OPENING
Figure 19 − Accessory Side Filter Rack
A
PLENUM
OPENING
B D
FLOOR
OPENING
C
440 01 6001 05
FURNACE
FILTER
FRAME
TABS
⅜" 2 ⅜"
½"
(1 cm) (1.3 cm) (6 cm)
TABS
¾"
(2 cm)
16 ⅛"
(41 cm)
14 ½"
(37 cm)
OPENING
L12F023
L12F023
(OR COIL CASING
WHEN USED)
COMBUSTIBLE
FLOORING
DOWNFLOW
SHEET METAL
Figure 21 − Installation on Combustible Flooring
Specifications subject to change without notice.
Figure 20 − Accessory Bottom Filter
FURNACE
SUBBASE
PLENUM
FLOOR
OPENING
Gas Furnace: R9MSB
A11095
FURNACE
APPROVED
COIL ASSEMBLY
OR
COIL BOX
COMBUSTIBLE
FLOORING
SHEET METAL
PLENUM
FLOOR
OPENING
A10491
25