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IMPORTANT SAFETY INSTRUCTIONS
Use only with type of gas approved for this furnace.
Refer to the furnace rating plate.
Install this furnace only in a location and position
as specified in the "Location Requirements" section
of these instructions.
Provide adequate combustion and ventilation air to
the furnace space as specified in the "Venting
Requirements" section of these instructions.
Combustion products must be discharged outdoors.
Connect this furnace to an approved vent system
only, as specified in the "Venting Requirements"
section of these instructions.
Never test for gas leaks with an open flame. Use a
commercially available soap solution made
specifically for the detection of leaks to check all
connections, as specified in the "Make Gas
Connections" section of these instructions.
Adequate clearance must be provided around the
vent-air intake terminals.
To the Installer
Before installing this unit, please read this manual thoroughly to
familiarize yourself with specific items which must be adhered to,
including but not limited to: unit maximum external static
pressure, gas pressures, Btu imput rating, proper electrical
connections, circulating air temperature rise, minimum or
maximum CFM and motor speed connections and venting.
These furnaces are designed for Category I venting only.
WARNING
Goodman 42
If the information in these instructions is not followed
exactly, a fire or explosion may result causing property
damage, personal injury or loss of life.
— Do not store or use gasoline or other flammable vapors
and liquids in the vicinity of this or any other appliance.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone
in your building.
• Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire
department.
— Installation and service must be performed by a
qualified installer, service agency or the gas supplier.
2
ANSI Box Install G 2009 in Goodman Folder
SAVE THESE INSTRUCTIONS
Always install furnace to operate within the furnace's
intended temperature-rise range with a duct system
which has an external static pressure within the
allowable range, as specified in the "Complete
Installation" section of these instructions. See
furnace rating plate.
When a furnace is installed so that supply ducts
carry air circulated by the furnace to areas outside
the space containing the furnace, the return air
shall also be handled by duct(s) sealed to the
furnace casing and terminating outside the space
containing the furnace.
A gas-fired furnace for installation in a residential
garage must be installed as specified in the
"Location Requirements" section of these
instructions.
The furnace shall be installed so the electrical
components are protected from water.
Furnaces for indoor installation on combustible
flooring shall not be installed directly on carpeting,
tile or other combustible material other than wood
flooring.
WARNING
Goodman 43
Should overheating occur or the gas supply fail to shut
off, turn off the manual gas shutoff valve external to the
furnace before turning off the electrical supply.
WARNING
Do not connect to or use any device that is not design-
Goodman 36
certified for use with this unit. Serious property damage,
personal injury, reduced unit performance and/or hazardous
conditions may result from the use of such non-approved
devices.
WARNING
Goodman 45
This product contains or produces a chemical or
chemicals which may cause serious illness or death and
which are known to the State of California to cause
cancer, birth defects or other reproductive harm.
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