Lennox EL297UHV Series User's Information Manual
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Also See for EL297UHV Series:
- Unit information (115 pages) ,
- Installation instructions manual (74 pages)
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2023 Lennox Industries Inc.
©
Dallas, Texas, USA
508360-01
05/2023
Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance.
Installation and service must be performed
by a qualified installer, service agency or the
gas supplier.
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 HVAC installer or
equivalent, service agency, or the gas supplier.
FIRE OR EXPLOSION HAZARD.
Failure to follow safety warnings exactly
could result in serious injury, death, or
property damage.
USER'S INFORMATION
WARNING
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.
• Leave the building immediatly
• 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.
MANUAL
EL297UHV
SERIES
GAS FURNACE
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Summary of Contents for Lennox EL297UHV Series
- Page 1 USER’S INFORMATION MANUAL 2023 Lennox Industries Inc. © Dallas, Texas, USA EL297UHV 508360-01 05/2023 SERIES GAS FURNACE 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 HVAC installer or equivalent, service agency, or the gas supplier.
- Page 2 EL297UHV Parts Identification DURALOK HEAT EXCHANGER ASSEMBLY TOP CAP AIR INTAKE COLLAR BURNERS FLUE COLLAR GAS VALVE AND MANIFOLD ACCESS PANEL COMBUSTION AIR INDUCER PRESSURE SWITCH ASSEMBLY INTEGRATED CONTROL BLOWER MOTOR FIGURE 1 If this is not possible, the water supply to the house should be NOTE - This manual is the property of the homeowner shut off and the pipes should be drained.
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Page 3: Safety Instructions
WARNING Safety Instructions 1 - Keep the furnace area clear and free of combustible Do not set thermostat below 60°F (16°C) in heating material, gasoline, and other flammable vapors mode. Setting thermostat below 60°F (16°C) reduces and liquids. If it is installed in an insulated area, the the number of heating cycles. - Page 4 4 - This furnace is equipped with an ignition device which places) has the potential to produce carbon monoxide gas. Because of this, Lennox recommends the use of automatically lights the burners. Do not try to light the a carbon monoxide detector in your home, even if burners by hand.
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Page 5: Maintenance
Annually (before heating season) inspect furnace venting Filters system, vent cap, heat exchanger, and burners for cor- All EL297UHV filters are installed external to the unit. Fil- rosion, deterioration, or deposits of debris. Remove any ters should be inspected monthly. Clean or replace the obstructions. -
Page 6: Service Reminder
Service Reminder Planned Service Call your Lennox service technician if the unit will not op- Annual Furnace Maintenance erate. Before calling, always check the following to be At the beginning of each heating season, and to comply sure service is required: with the Lennox Limited Warranty, your system should be 1 - Check that electrical disconnect switches are ON. -
Page 7: Repair Parts List
11 - Inspect the furnace return air duct connection to Repair Parts List ensure the duct is sealed to the furnace. Check for The following repair parts are available through Lennox air leaks on supply and return ducts and seal where dealers. When ordering parts, include the complete fur- necessary.