
USER’S
INFORMATION
MANUAL
USE AND CARE INSTRUCTIONS
FOR ALL POSITION
AUTOMATIC IGNITION FURNACES
650.66-O2V (998)
035-15813-301
If the information in this manual 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
If not installed, operated, and maintained in accordance with the manufacturer's instructions,
this product could expose you to substances in
fuel or from fuel combustion which are known to
the State of California to cause cancer, birth
defects or other reproductive harm. Also, operation, installation and servicing of this product
could expose you to airborne particles of glasswool fibers known to the State of California to
cause cancer through inhalation.

Introduction
Your furnace will give you all the
comforts of complete winter air
conditioning - heating, circulation, filtering - you have control
and yet the furnace is as automatic as you desire it to be.
If you will observe the few operating and maintenance instructions in this booklet, this high
efficiency forced warm air furnace will give you many years of
dependable service.
Failure to observe the following safety precautions
could cause fire, explosion,
or asphyxiation.
Safety Precautions
For your safety
or use flammable liquids, vapors,
or materials in the immediate
area near the furnace or other
heating appliance. Do not store
brooms, mops, or equipment or
materials near the furnace in any
confined space which may be
around or in front of the furnace.
When the furnace is installed in an attic or other
insulated space, make sure
that all insulation is at least
12” away from furnace
combustion air openings.
Failure to do this could
cause asphyxiation or fire.
– Do not store
Adequate ventilation and
combustion air must be
provided to insure satisfactory and safe operation
of the furnace. Air openings
in front panel and top panel
must not be obstructed.
Any openings into the furnace closet or confined
room in which the furnace
is located, for the entrance
of combustion and ventilation air must be kept open
and unobstructed. Failure
to observe these requirements could result in asphyxiation.
NOTICE – Do not use this
furnace if any part has
been under water. Immediately call a qualified service
technician to inspect the
furnace and to replace any
part of the control system
and any gas control which
has been under water.
Should overheating occur,
or the gas supply fail to
shut off, shut off the manual gas valve to the appliance before shutting off the
electrical supply.
Do not store or use halogen-emitting substances in
the vicinity of this appliance. Such substances include chlorine based
cleaners and swimming
pool chemicals, water softening chemicals, de-icing
salts and chemicals,
cleaning solvents such as
carbon tetrachloride or perchloroethylene, halogen
type refrigerants, printing
inks, paint and paint removers, varnishes, hydrochloric acid, cements and
glues, and masonry acid
washing materials. The air
used by the burner for
combustion must be free of
halogens to avoid possible
corrosion to the heating
surfaces, which could result in asphyxiation.
Improper installations, adjustment, alteration, service
or maintenance can cause
property damage, personal
injury or loss of life. Installation and service must be
performed by a qualified
installer, service agency or
the gas supplier.
Never attempt to modify
this furnace. Fire, explosion, or asphyxiation may
result. If malfunction occurs, obtain the assistance
of a qualified service agent.
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