Bryant 311AAV Manual page 2

28-7/8"
25-1/4"
22-9/16"
JUNCTION BOX
LOCATION
7/8" DIA
ACCESSORY
1/2" DIA THERMOSTAT
WIRE ENTRY
3-15/16"
LEFT HAND GAS
ENTRY
33-5/16"
7/8" DIA. ACCESSORY
11/16"
21-5/8"
BOTTOM INLET
NOTES: 1. Two additional
2. Minimum return-air openings at furnace, based on metal duct. If flex duct is used,
see flex duct manufacturer's recommendations for equivalent diameters.
3. Minimum return-air opening at furnace:
a. For 800 CFM-16-in. round or 14
b. For 1200 CFM-20-in. round or 14
c. For 1600 CFM-22-in. round or 14
d. For airflow requirements above 1800 CFM, see Air Delivery table in Product Data literature for specific
use of single side inlets. The use of both side inlets, a combination of 1 side and the bottom, or the
bottom only will ensure adequate return air openings for airflow requirements above 1800 CFM.
311AAV/311JAV
UNIT SIZE
024045
036045
024070
036070
048070
042090
048090
060090
036110
048110
066110
048135
066135
060155
1) 135 and 155 size furnaces require five-inch vents. Use a 4-5 inch vent adapter between
furnace and vent stack.
2) See Installation Instructions for complete installation requirements.
A
D
F
24-7/8"
5-1/2"
E
1-11/16"
/ -in. dia knockouts are located in the top plate.
7
8
/
1 x 12-in. rectangle.
2
/
1 x 19 -in. rectangle. /
1
2
2
/ /
1 x 22
1
2 16
A D
(CABINET (SUPPLY
WIDTH) WIDTH)
14-3/16 12-9/16
14-3/16 12-9/16
14-3/16 12-9/16
14-3/16 12-9/16
17-1/2 15-7/8
17-1/2 15-7/8
21 19-3/8
21 19-3/8
17-1/2 15-7/8
21 19-3/8
21 19-3/8
21 19-3/8
24-1/2 22-7/8
24-1/2 22-7/8
23 "
22 "
3 /
4
Furnace Side
23 1 "
/
8
Centerline Screw Slots
1-9/16"
2-9/16"
13/16"
4-13/16"
8-7/16"
1-7/16"
ALTERNATE
JUNCTION BOX
LOCATION (TYP)
VENT OUTLET
5 PLACES (TYP)
3-3/4"
11/16"
-in. rectangle.
E F
(C.L. TOP &
(BOTTOM
BOTTOM
RETURN
VENT OUTLET)
WIDTH)
12-11/16 9-5/16
12-11/16 9-5/16
12-11/16 9-5/16
12-11/16 9-5/16
16-1/8 11-9/16
16-1/8 11-9/16
19-1/2 13-5/16
19-1/2 13-5/16
16-1/8 11-9/16
19-1/2 13-5/16
19-1/2 13-5/16
19-1/2 13-5/16
23 15-1/16
23 15-1/16
23
Opening with Flanges Bent
22
Opening
A
Duct Side
5 3 "
/
4
Media/
Filter Cabinet A
16" 17"
20" 21"
24" 25"
-2-
AIRFLOW
19"
OUTLET
1-1/2" DIA.
RIGHT HAND
GAS ENTRY
1/2" DIA. THERMOSTAT
WIRE ENTRY
7/8" DIA. ACCESSORY
22-1/16"
SIDE INLET
VENT
CONNECTION
SHIPPING
SIZE
WEIGHT
(see notes 1 & 2)
4
114
4
117
4
121
4 125
4
136
4
135
4
150
4
156
4
143
4
156
4
162
4 (note 1)
159
4 (note 1)
173
4 (note 1) 180
25 "
3 "
/
4
"
1 /
2
A02210
B
16"
20"
24"
13/16"
11/16"
14-7/8"
1-1/4"
1"
A02304