American Water Heater ABCG3, BCG3 - page 19

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