FIRE, EXPLOSION HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
Before performing maintenance, be sure main power
switch to unit is turned off and lockout tag is installed.
There may be more than one power switch.
ELECTRICAL OPERATION HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
Do not use this equipment if any part has been under
water. A flood-damaged equipment is extremely
dangerous. Attempts to use the equipment can result
in fire or explosion. A qualified service agency should
be contacted to inspect the equipment and to replace
all gas controls, control system parts, electrical parts
that have been wet or the equipment if deemed
necessary.
Your rooftop heating/cooling unit is equipped with an
automatic, direct spark ignitor and an induced-draft,
combustion blower.
• DO Make sure:
1. All flue and vent connections are clear and free of
obstructions, are leak free, and not damaged.
2. Duct connections are leak free and physically sound.
3. The unit base support is free of cracks, gaps, etc.
4. There are no signs of furnace deterioration.
5. Burners are aligned correctly.
6. Follow routine maintenance inspection.
• DO NOT: Keep combustible materials, gasoline, and
other flammable liquids or vapors around your
equipment.
• DO NOT: Cover your equipment in any manner.
• DO NOT: Store anything (including trash or debris)
near your equipment.
• DO NOT: In any way block or restrict airflow around
your equipment.
• DO NOT: Contaminate the air used for combustion of
your equipment with any kind of chemical or fumes.
This could also cause heat exchangers, metal vent
systems or components to deteriorate.
FIRE, EXPLOSION HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
1. Do not turn off the electrical power to unit
without first turning off the gas supply.
2. Before attempting to start the gas heating section,
familiarize yourself with all the procedures that
must be followed.
3. Never attempt to manually light the burners on
the unit with a match, lighter, or any other flame.
If the electric sparking device fails to light the
burners, refer to the shutdown procedures, then
call your dealer as soon as possible.
PERSONAL INJURY HAZARD
Failure to follow this warning could result in personal
injury.
Burners will light automatically. Do not attempt to
light by hand.
IMPORTANT FACTS
• DO: READ AND UNDERSTAND THIS MANUAL.
• DO: Have your equipment and vent system inspected
annually by a qualified service technician.
• DO: Inspect your filter monthly and clean or replace
when needed.
• DO: Provide adequate airflow to the equipment for
efficient combustion and safe ventilation.
CUT HAZARD
Failure to follow this caution may result in personal
injury.
When removing access panels or performing
maintenance functions inside your unit, be aware of
sharp sheet metal parts and screws. Although special
care has been taken to reduce sharp edges inside the
unit, be extremely careful when handling parts or
reaching into the unit.
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