Accessories, Concentric vent dimensions (in.), Accessory downflow subbase disassembled assembled – Bryant Direct-Vent Downflow Condensing Gas for Manufactured Housing 351DAS User Manual
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ACCESSORIES
CONCENTRIC VENT
DIMENSIONS (In.)
*
Dimension A will change accordingly as dimension D is lengthened or shortened.
†Dimension D may be lengthened to 60 in. maximum. Dimension D may also be shortened by
cutting the pipes provided in the kit to 12 in. minimum.
*
The plenum should be constructed 1/4 in. smaller in width and depth than the plenum dimensions shown above.
PART NO.
A
*
B
C
D† E
F
KGAVT0501CVT
33-3/8
2
3-1/2
16-5/8
6-1/4
5-3/4
KGAVT0601CVT
38-7/8
3
4-1/2
21-1/8
7-3/8
6-1/2
FURNACE
CASING
WIDTH
FURNACE IN DOWNFLOW APPLICATION
PLENUM OPENING
*
FLOOR OPENING
HOLE NO.
FOR WIDTH
ADJUSTMENT
A
B
C
D
17-1/2
Furnace with or without CD5 or CK5 Coil
Assembly or KCAKC Coil Box
15-1/8
19
16-3/4
20-3/8
3
21
Furnace with or without CD5 or CK5 Coil
Assembly or KCAKC Coil Box
18-5/8
19
20-1/4
20-3/8
2
C IN. DIA
B IN. DIA PVC
VENT/EXHAUST
1
3
/
16
B IN. DIA PVC
INTAKE/COMBUSTION AIR
D
E
F
A
1
1/2
A88207
LOCATING
TAB
LOCATING
TAB
1
2
3
4
4
3
2
1
B
D
A97427
ACCESSORY DOWNFLOW SUBBASE
Disassembled
Assembled
C
A
1
1
/
4
″
TYP
PLENUM
OPENING
FACTORY-SUPPLIED
FIELD-INSTALLED
INSULATION
A97110