Installation - Superior VD1824NM Installation And Operation Instructions Manual

AIR FOR COMBUSTION AND VENTILATION
VENTILATION AIR
Ventilation Air From Inside Building
This fresh air would come from an adjoining
unconfi ned space. When ventilating to an ad-
joining unconfi ned space, you must provide two
permanent openings: one within 12" of the ceil-
ing and one within 12" of the fl oor on the wall
connecting the two spaces (see options 1 and
2, Figure 2). You can also remove door into
adjoining room (see option 3, Figure 2). Fol-
low the National Fuel Gas Code ANSI Z223.1/
NFPA 54 Air for Combustion and Ventilation
for required size of ventilation grills or ducts.
Ventilation
Grills Into
Adjoining
Or
Room,
Remove
Option 1
Door into
Adjoining
Room,
Option
3
12"
Figure 2 - Ventilation Air from Inside Building
NOTICE: This appliance is intended
for use as supplemental heat. Use this
appliance along with your primary
heating system. Do not install this ap-
pliance as your primary heat source.
If you have a central heating system,
you may run system's circulating
blower while using appliance. This
will help circulate the heat throughout
the house. In the event of a power
outage, you can use this appliance
as your primary heat source.
WARNING: A qualifi ed service
person must install appliance. Fol-
low all local codes.
NOTICE: State or local codes may only allow
operation of this appliance in a vented con-
fi guration. Check your state or local codes.
8
Continued
12"
Ventilation Grills
Into Adjoining Room,
Option 2

INSTALLATION

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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 fl oor. 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, Air 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
thermostat-controlled power vent. Heated air
entering the attic will activate the power vent.
Ventilated
Outlet
Attic
Air
Outlet
Air
Inlet
Air
Inlet Air
Figure 3 - Ventilation Air from Outdoors
WARNING: Any outside air ducts
and/or ash dumps in the fi replace
shall be permanently closed at time
of appliance installation.
WARNING: Seal any fresh air vents
or ash clean-out doors located on fl oor
or wall of fi replace. If not, drafting may
cause pilot outage or sooting. Use a heat-
resistant sealant. Do not seal chimney
fl ue damper.
To Attic
To
Crawl
Space
Ventilated
Crawl Space
126838-01C