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| Thermific® | Operation/Maintenance |
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When the chart is completed, set up your boiler's combustion to the corresponding information at the temperature relative during the time of the start up.
Enter your 100º F | % Oxygen | % Carbon |
operational range. |
| Dioxide |
| 8 | 7.2 |
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| 7.9 | 7.3 |
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| 7.8 | 7.4 |
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| 7.7 | 7.4 |
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| 7.6 | 7.5 |
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| 7.5 | 7.5 |
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| 7.4 | 7.6 |
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| 7.3 | 7.6 |
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| 7.2 | 7.7 |
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| 7.1 | 7.7 |
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| 7.0 | 7.8 |
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| 6.9 | 7.8 |
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| 6.8 | 7.9 |
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| 6.7 | 8 |
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| 6.6 | 8 |
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| 6.5 | 8.1 |
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| 6.4 | 8.1 |
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| 6.3 | 8.2 |
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| 6.2 | 8.2 |
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| 6.1 | 8.3 |
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| 6 | 8.3 |
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Important: measure combustion air temperature at the unit; do not assume the combustion air temperature is the same as the outside air temperature.
4.2.1 Combustion Air Requirement, SCFM
Series | Series | Series | Series | Series | Series |
700 | 1000 | 1200 | 1500 | 1700 | 2000 |
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170 | 251 | 291 | 364 | 413 | 501 |
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5.0 MAINTENANCE
Maintenance procedures for the Direct Vent option are the same as for the standard Thermific® model. Refer to the Thermific Installation and Owner's Manual.
"TBIG," latest edition.
Page 10