Lennox EL196UH045XE36B - General Safety Instructions; Critical Furnace Operation Warnings

Page 3
WARNING
Do not set thermostat below 60°F (16°C) in heating
mode. Setting thermostat below 60°F (16°C) reduces
the number of heating cycles. Damage to the unit may
occur that is not covered by the warranty.
WARNING
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WARNING
Do not use this furnace if any part has been underwater.
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explosion. Immediately call a licensed professional
service technician (or equivalent) to inspect the furnace
and to replace all gas controls, control system parts,
and electrical parts that have been wet or to replace the
furnace, if deemed necessary.
.
NOTICE
Any additions, changes, or conversions required in order
for the appliance to satisfactorily meet the application
needs must be made by a licensed professional installer
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parts.
WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, personal
injury or loss of life. Installation and service must be
performed by a licensed professional installer (or
equivalent), a service agency, or the gas supplier.
WARNING
CARBON MONOXIDE POISONING HAZARD
Failure to follow instruction could result in severe personal
injury or death due to carbon monoxide poisoning, if
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Check that all openings in the outside wall around
the vent (and air intake) pipe(s) are sealed to prevent
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Check that furnace vent (and air intake) terminal(s) are
not obstructed in any way during all seasons.
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1 - Keep the furnace area clear and free of combustible
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and liquids. If it is installed in an insulated area, the
furnace must be kept free of insulating material.
Insulating material may be combustible.
2 - After any heavy snow, ice or frozen fog event, the
furnace vent pipes may become restricted. Always
check the vent system and remove any snow or ice
that may be obstructing the plastic intake or exhaust
pipes.
3 - DO NOT REVWUXFWDLUÀRZWRXQLW8QLWPXVWUHFHLYH
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air. DO NOT block or obstruct air openings on
the furnace or air openings to the area in which
the furnace is installed. Take care to maintain
established clearances surrounding the furnace.
4 - DO NOT VWRUH FKORULQH RU ÀXRULQH SURGXFWV QHDU
unit or introduce these products into the combustion
air. These products can cause furnace corrosion.
5 - DO NOT draw return air from a room where this
furnace, or any other gas appliance (ie., a water
heater), is installed. When return air is drawn from a
room, a negative pressure is created in the room. If
a gas appliance is operating in a room with negative
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and the formation of carbon monoxide gas. This
toxic gas might then be distributed throughout the
house by the furnace duct system.
WARNING
Blower access panel must be securely in place when
blower and burners are operating. Gas fumes, which
could contain carbon monoxide, can be drawn into living
space resulting in personal injury or death.
WARNING
Sharp edges.
Be careful when handling unit to avoid sharp edges
which may result in personal injury.