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Installation (Indoor) | 16 |
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INDOOR INSTALLATION (USA ONLY) OUTDOOR SHELTER INSTALLATION (CANADA)
See page 17 for (Indoor) Vent Adaptors
All products of combustion and vent gases must be completely removed to the outside atmosphere through a vent pipe which is connected to the stack adaptor. A vent pipe extension of the same size must be connected to the indoor stack adaptor and extended at least 2 feet higher than highest point of the roof within a 10 foot horizontal radius, and at least 3 ft. higher than the point at which it passes through the roof, or as permitted by local code; see Figures 11 and 12. The vent should terminate with an approved vent cap (weather cap) for protection against rain or blockage by snow. Double- wall vent pipe and an approved roof jack shall be employed through the roof penetration.
The heater must be located as close as practical to a chimney or gas vent.
CAUTION
The heater should be installed at least 5 feet away from the pool or spa.
The heater must be placed in a suitable room on a non- combustible floor or on a
Installations in basements, garages, or underground structures where flammable liquids may be stored must have the heater elevated 18 inches from the floor using
a
| Side | Front | Back | Top |
Water Connection | 18 in. | 24 in. | - | - |
Remaining | 6 in. | - | 6 in. | - |
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Ceiling Clearance | - | - | - | 18 in.* |
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*To ceiling or roof. |
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| 10 ft. |
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| Cap |
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Ridge | 2 ft. | min. |
3 ft. min.
Roof
Jack
Chimney ![](/images/new-backgrounds/1101557/10155731xi4.webp)
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Figure 11.
VENT CAP AND
RISER FURNISHED
BY INSTALLER
AIR SUPPLY
VENTILATION
AIR SUPPLY
GAS COMBUSTION
OPTIONAL SIDE WALL VENT NT | Figure 12. |
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The heater should not be installed closer than 6 inches to any fences, walls or shrubs at any side or back, nor closer than 18 inches at the plumbing side. A minimum clearance of 24 inches must be maintained at the front of the heater.
| 6" |
DOOR | 6" |
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24" |
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| 18" |
Figure 13.
P/N 471593 | Rev. C |