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AIR FOR COMbUSTION AND VENTILATION
Ventilation Air From Outdoors
Provide extra fresh air by using ventilation
grills or ducts. You must provide two perma-
nent openings: one within 12" of the ceiling
and one within 12" of the floor. Connect these
items directly to the outdoors or spaces open
to the outdoors. These spaces include attics
and crawl spaces. Follow the National Fuel
Gas Code, ANSI Z223.1/NFPA 54, SAir for
Combustion and Ventilation for required size
of ventilation grills or ducts.
IMPORTANT: Do not provide openings for
inlet or outlet air into attic if attic has a thermo-
NOTICE: This heater is intended
for use as supplemental heat.
Use this heater along with your
primary heating system. Do not
install this heater as your pri-
mary heat source. If you have a
central heating system, you may
run system's circulating blower
while using log heater. This will
help circulate the heat from your
log heater throughout the house.
In the event of a power outage,
you can use this heater as your
primary heat source.
WARNING: A qualified ser-
vice person must install heater.
Follow all local codes.
NOTICE: State or local codes
may only allow operation of this
appliance in a vented configura-
tion. Check your state or local
codes.
8
Continued
stat-controlled power vent. Heated air entering
the attic will activate the power vent.
Outlet
Air
Inlet
Air
Figure 3 - Ventilation Air from Outdoors
INSTALLATION
in a solid fuel burning fireplace,
the chimney flue and firebox
must be cleaned of soot, creo-
sote, ashes and loose paint by
a qualified chimney cleaner.
Creosote will ignite if highly
heated. A dirty chimney flue may
create and distribute soot within
house. Inspect chimney flue and
firebox for damage. If damaged,
repair flue and firebox before
operating heater.
air vents or ash clean-out doors
located on floor or wall of fire-
place. If not, drafting may cause
pilot outage or sooting. Use a
heat-resistant sealant. Do not
seal chimney flue damper.
www.desatech.com
Ventilated
Outlet
Attic
Air
Inlet Air
WARNING: Before installing
WARNING: Seal any fresh
To Attic
To
Crawl
Space
Ventilated
Crawl Space
113097-01L
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