Technical Data Venting - American Water Heater BCG3 Instruction Manual

Low nox series 108 commercial gas water heaters installation, operation, service, maintenance, limited warranty
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taBle 8. technical data Venting
model (a)Bcg3100t2506nox
input: 250,000 Btu/hr
Vent connector size: 6 inches
number
of heaters
2
3
4
model (a)Bcg3100t2756nox
input: 275,000 Btu/hr
Vent connector size: 6 inches
number of
heaters
2
3
4
model (a)Bcg385t3106nox
input: 310,000 Btu/hr
Vent connector size: 6 inches
number of
heaters
2
3
4
model (a)Bcg385t3666nox, (a)Bcg385t3906nox
input: 366,000, 390,000 Btu/hr
Vent connector size: 6 inches
number of
heaters
2
3
4
input Btuh/hr rise
250,000
250,000
250,000
combined input
in thousands of Btu/hr
500,000
750,000
1,000,000
input Btu/hr
275,000
275,000
275,000
combined input
in thousands of Btu/hr
550,000
825,000
1,100,000
input Btu/hr
310,000
310,000
310,000
combined input
in thousands of Btu/hr
620,000
930,000
1,240,000
input Btu/hr
366,000
390,000
366,000
390,000
366,000
390,000
combined input
in thousands of Btu/hr
732,000
780,000
1,098,000
1,170,000
1,464,000
1,560,000
(continued)
total Vent height (feet)
6
8
Vent connector diameter (inches)
1 Ft
8
8
2 Ft
7
7
3 Ft
7
7
manifold and common Vent diameter (inches)
9
9
12
12
14
14
total Vent height (feet)
6
8
rise
Vent connector diameter (inches)
1 Ft
8
8
2 ft.
8
8
3 Ft
7
7
manifold and common Vent diameter (inches)
10
9
12
12
14
14
t otal Vent height (feet)
6
8
rise
Vent connector diameter (inches)
1 ft.
9
8
2 ft.
8
8
3 ft.
8
8
manifold & common Vent diameter
10
10
14
12
14
14
total Vent height (feet)
6
8
rise
Vent connector diameter (inches)
1 Ft
9
9
1 Ft
10
9
2 Ft
9
9
2 Ft
9
9
3 Ft
9
8
3 Ft
9
9
manifold & common Vent diameter (inches)
12
10
12
12
14
14
14
14
16
16
16
16
19
10
15
20
30
7
7
7
6
7
7
6
6
7
7
6
6
9
8
8
7
10
10
10
9
12
12
10
10
10
15
20
30
7
7
6
6
7
7
6
6
7
7
6
6
9
8
8
8
12
10
9
9
14
12
12
10
10
15
20
30
8
8
7
7
8
7
7
7
8
7
7
7
9
9
8
8
12
12
10
9
14
12
12
12
10
15
20
30
9
8
8
8
9
9
8
8
8
8
8
8
9
8
8
8
8
8
8
8
8
8
8
8
10
9
9
9
10
10
9
9
14
12
12
10
14
12
12
10
14
14
14
12
16
14
14
12
50
100
6
6
6
6
6
6
7
7
8
8
9
9
50
100
6
6
6
6
6
6
7
7
8
8
9
9
50
100
6
6
6
6
6
6
7
7
9
8
10
9
50
100
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
10
9
12
10
12
10

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