Fan and Heater | DOWNWIND HEATER SPECIFICATIONS | |||
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| Centrifugal Heater Specifications |
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All models |
| BTU rating | 4000000 | 500000 |
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| Weight | 145 | 135 |
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Liquid models |
| Maximum fuel flow (GPH) | 43 | N/A |
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| Orifice size | .25 | N/A |
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| Minimum operating pressure | 3 | N/A |
| Maximum operating pressure | 30 | N/A | |
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| Minimum line size | 3/8" | N/A |
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Vapor models |
| Maximum fuel flow (CFH) | 1590 | 210 |
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| Orifice size | .25 | .109 |
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| Minimum operating pressure | 2 | 1 |
| Maximum operating pressure | 30 | 15 | |
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| Minimum line size | 1" | 1/2" |
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Natural gas |
| Maximum fuel flow (CFH) | 4200 | 500 |
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| Orifice size | .375 | .156 |
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| Minimum operating pressure | 1 | 1 |
| Maximum operating pressure | 15 | 7 | |
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| Minimum line size | 1.1/4" | 1" |
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| Heater Dimensional Specifications |
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Heater Size |
| 40 | ||
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Inside Height |
| 30.1/4" | 33.1/4" | 33.1/4" |
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Inside Width |
| 19.1/2" | 21.3/4" | 23.11/16" |
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Inside length |
| 24" | 24" | 24" |
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