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INSTALLATION INSTRUCTIONS
The installation of this appliance must conform with local codes or, in the absence of local codes with
the National Fuel Gas Code, ANSI Z223.1.
NOTE: Before the unit is connected to any gas line, check the name plate on the unit for the proper
gas type you will be using.
Do not install this appliance in a bedroom or bathroom.
This appliance is equipped with a control valve that has an internal regulator, and is not intended to regulate
any gas pressure above ½psig. If using LP gas, a low pressure regulator (not furnished) must be installed in
the gas line between the tank and appliance. Do not connect the appliance to the gas line if this regulator is
not in place. If using natural gas, check with the gas company to insure that proper gas pressure is available.
GAS PRESSURE: Minimum inlet gas supply pressure must be 5.0” WC for natural gas or 11” WC for
LP gas for the purpose of input adjustment. Maximum inlet gas supply pressure must not exceed 10.5”
WC for natural gas, or 13” WC for LP gas. The gas line supplying the appliance must be sufficient size
to furnish the appropriate supply pressure to the appliance when being operated on the high setting.
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The appliance and its appliance main gas valve must be disconnected from the gas supply
piping system during any pressure testing of that system at test pressures in excess of ½
psig (3.5kPa).
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The appliance must be isolated from the gas supply piping system by closing its individual
manual shutoff valve during any pressure testing of the gas supply piping system at test
pressures equal to or less than ½psig (3.5kPa).
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Always keep appliance area clear and free from combustible materials, gasoline and other
flammable vapors and liquids.
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Pressure tap screws must be closed before turning on gas to appliance.
HEATER CLEARANCES FROM COMBUSTIBLES:
The minimum clearances to any combustible surface are: 1 inch from the left and right sides, 4 inches
from the rear, 24 inches from the front and 24 inches from the top of the heater. The left and right side
clearances are measured from the outside edge of the top of the heater. The front clearance is measured
from the front of the cabinet and the top measurement is measured from the top of the heater. The rear
clearance is measured from the back panel of the heater.
CLEARANCES AROUND AIR OPENINGS:
Do not place any material or store any objects behind the heater. After installation of the heater, do not
block the open area behind the heater in any way.
HEATER CLEARANCES FOR SERVICING:
The minimum clearances for servicing the heater are: 18 inches from the right side and 18 inches from
the rear of the heater.
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This appliance may be installed in an aftermarket permanently located manufactured (mobile)
home, where not prohibited by state or local codes.
Aftermarket: Completion of sale, not for the purpose of resale, from the manufacturer.
This appliance is only for use with the type of gas indicated on the rating plate. This appliance is
not convertible for use with other gases.