VICTORY | 5 | ||
HORIZONTAL PRESSURE VENTING | length is 2 feet and 1 elbow plus vent terminal for all | ||
All VICTORY models are certified for horizontal pressure | models, see table below. NOTE: For best operation, | ||
1. | Vent Material | wise maximum vent length should be reduced. | |
venting with the following restrictions: | elbows should be at least five diameters apart other- | ||
| A. The vent system for horizontal venting must be UL list- | B. When joining the various components of the above list- | |
| ed single wall | ||
| ed vent systems, the manufacturers’ instructions | ||
| steel manufactured by | ||
| should be closely followed to insure proper sealing. | ||
| ers’ part numbers for various items of the vent system | ||
| Use | ||
| are listed in SLANT/FIN Parts List, Publication # V- | ||
| sealing of pipe and fittings. See figure 4 for proper | ||
| 10PL. | ||
| application of vent pipe sealant. | ||
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| B. DO NOT use plastic or galvanized flue pipe. | C. All Victory boilers require a condensate drain and drain | |
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| C. For horizontal, through the wall venting, the 3" flue | trap. | |
| collar and adapter MUST be used. The vent pipe size | The horizontal pipe must be sloped TOWARD the con- | |
| must be 3" diameter from the boiler to the outside ter- | ||
| densate drain at least 1/4" per 1' of run. The horizontal | ||
| mination. Certain restrictions on the location of the | ||
| portion must also be supported with pipe straps at | ||
| vent terminal are specified in APPENDIX "B" and must | ||
| intervals no greater than indicated by vent pipe manu- | ||
2. | Installation | ||
Where the vent pipe goes through the outside wall, a | |||
| be foll wed. | facturer’s instruction. | |
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| A. Figures 7 and 8 show the allowed venting arrange- | ||
| plus vent terminal for all models except | ||
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| thimble must be used (see Figures 7 and 8). |
ments. The maximum equivalent vent length is 40 feet |
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has a 20 feet maximum equivalent vent length. Every | Use slip joint connector | |
adjust pipe lengths dimensions. | ||
90° turn in the vent piping is equivalent to 5 feet of | ||
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straight run, (eg. a |
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outside terminal would allow 40 - 15 = 25 feet of |
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straight run). The minimum allowable equivalent vent |
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Figure 4. Vent Sealing Instructions
(Consult vent manufacturer’s instructions.)
3” Diameter Venting System Restrictions |
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| Maximum |
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| Equivalent | Equivalent |
| Minimum |
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| Length | Minimum | ||
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| including | Length | No. of | |
| Model | Elbows* | of Elbows | Length* | Elbows* |
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| to | 40 ft. | 5 ft. | 2 ft. | 1 |
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| 20 ft. | 5 ft. | 2 ft. | 1 | |
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* Vent terminal is in addition to the allowed vent pipe length and elbows.
▲: AL