P/N 472235 Rev. B 1-22-04
22
VENTILATION
OUTDOOR INSTALLATION ONLY (Outdoor Shelter Installation in Canada, see page 19)
For outdoor installation with built in vent, the heater must be placed in a suitable area on a level, noncombustible
surface. Do not install the heater under an overhang with clearances less than 3 feet from the top of the heater. The
area under an overhang must be open on three sides.
IMPORTANT!
In an outdoor installation it is important to ensure water is diverted from overhanging eves with a
proper gutter/drainage system. The heater must be set on a level foundation for proper drainage.
IMPORTANT!
Under certain conditions, “heavy rains or unusually high winds”, it may be necessary to install an
outdoors vent. In this situation, use vent adaptor P/N 460507 and outdoor vent P/N 471357.
NOTE
This unit shall not be operated outdoors at temperatures below -20
o
F.
Installation (Outdoor)
VENTING GUIDELINES
OUTDOOR INSTALLATION
Must be at least 3 ft. above any forced
air inlet located within a 10 ft. radius.
A
B
C
D
A
B
C
Vent Termination:
Property Line
4'
4'
4'
Walkway
3'
Must be located 4 feet away from the building wall,
and at the following distances away from any door,
window, or gravity air inlet:
4 ft. below, or
4 ft. horizontally, or
Check local building codes for setback requirements.
D
Figure 17.
CAUTION
If installing the heater next to or near an air conditioning unit or a heat pump, allow a minimum of 24 in.
between the air conditioning unit and the heater.
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