SBN TANK TYPE COMMERCIAL GAS WATER HEATER
SERVICE HANDBOOK
MODEL SBN | TECHNICAL DATAVENTING (Continued) | |||||||||||
Input: 250,000 Btu/hr |
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| Total Vent Height (Feet) |
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Vent Connector Size: 6 inches |
| 6 | 8 | 10 | 15 | 20 | 30 | 50 | 100 | |||
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| Input Btuh/hr | Rise |
| Vent Connector Diameter (Inches) | |||||||
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| 250,000 | 1 Ft | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | |
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| 250,000 | 2 Ft | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | |
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| 250,000 | 3 Ft | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | |
Number |
| Combined Input |
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of Heaters |
| in Thousands of Btu/hr | Manifold and Common Vent Diameter (Inches) |
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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 SBN |
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Input: 275,000 Btu/hr |
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| Total Vent Height (Feet) |
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Vent Connector Size: | 6 inches |
| 6 | 8 | 10 | 15 | 20 | 30 | 50 | 100 | ||
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| Input Btu/hr | Rise |
| Vent Connector Diameter (Inches) | |||||||
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| 275,000 | 1 Ft | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | |
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| 275,000 | 2 Ft. | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | |
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| 275,000 | 3 Ft | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | |
Number of |
| Combined Input |
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Heaters |
| in Thousands of Btu/hr | Manifold and Common Vent Diameter (Inches) |
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2 |
| 550,000 |
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| 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 |
3 |
| 825,000 |
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| 12 | 12 | 12 | 10 | 9 | 9 | 8 | 8 |
4 |
| 1,100,000 |
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| 14 | 14 | 14 | 12 | 12 | 10 | 9 | 9 |
MODEL SBN |
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Input: 310,000 Btu/hr |
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| Total Vent Height (Feet) |
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Vent Connector Size: 6 inches |
| 6 | 8 | 10 | 15 | 20 | 30 | 50 | 100 | |||
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| Input Btu/hr | Rise |
| Vent Connector Diameter (Inches) | |||||||
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| 310,000 | 1 Ft. |
| 9 | 8 | 8 | 8 | 7 | 7 | 6 | 6 |
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| 310,000 | 2 Ft. |
| 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 |
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| 310,000 | 3 Ft. |
| 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 |
Number of |
| Combined Input |
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Heaters |
| in Thousands of Btu/hr |
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| Manifold & Common Vent Diameter | |||||||
2 |
| 620,000 |
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| 10 | 10 | 9 | 9 | 8 | 8 | 7 | 7 |
3 |
| 930,000 |
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| 14 | 12 | 12 | 12 | 10 | 9 | 9 | 8 |
4 |
| 1,240,000 |
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| 14 | 14 | 14 | 12 | 12 | 12 | 10 | 9 |
MODEL SBN |
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Input: 366,000, 399,000 Btu/hr |
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| Total Vent Height (Feet) |
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Vent Connector Size: | 6 inches |
| 6 | 8 | 10 | 15 | 20 | 30 | 50 | 100 | ||
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| Input Btu/hr | Rise |
| Vent Connector Diameter (Inches) | |||||||
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| 366,000 | 1 Ft |
| 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 |
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| 399,000 | 1 Ft |
| 10 | 9 | 9 | 9 | 8 | 8 | 8 | 8 |
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| 366,000 | 2 Ft |
| 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
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| 399,000 | 2 Ft |
| 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 |
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| 366,000 | 3 Ft |
| 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
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| 399,000 | 3 Ft |
| 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
Number of |
| Combined Input |
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Heaters |
| in Thousands of Btu/hr |
| Manifold & Common Vent Diameter (Inches) | ||||||||
2 |
| 732,000 |
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| 12 | 10 | 10 | 9 | 9 | 9 | 8 | 8 |
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| 798,000 |
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| 12 | 12 | 10 | 10 | 9 | 9 | 8 | 8 |
3 |
| 1,098,000 |
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| 14 | 14 | 14 | 12 | 12 | 10 | 9 | 9 |
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| 1,197,000 |
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| 14 | 14 | 14 | 12 | 12 | 10 | 10 | 9 |
4 |
| 1,464,000 |
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| 16 | 16 | 14 | 14 | 14 | 12 | 12 | 10 |
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| 1,596,000 |
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| 16 | 16 | 16 | 14 | 14 | 12 | 12 | 10 |
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Technical Training Department | 17 | ©2003 |
Ashland City, Tennessee
