Important Safety Information
This manual provides essential information for the safe installation, operation, and maintenance of the Lennox EL297UHV Series Gas Furnace. It is crucial to follow all safety warnings and instructions to prevent property damage, personal injury, or loss of life. Improper installation, adjustment, alteration, service, or maintenance can lead to hazardous situations.
Always ensure that installation and service are performed by a licensed professional HVAC installer, a qualified service agency, or the gas supplier.
Key Features and Operation
The EL297UHV Series Gas Furnace is designed for efficient heating. This manual details the furnace's components, including the heat exchanger, burners, gas valve, and blower motor. It also outlines the start-up and operation procedures, including how to turn the gas valve on and off, and what to do if you smell gas.
For detailed operational guidance, refer to the specific sections within this manual.
Maintenance and Service
Regular maintenance is critical for the safe and satisfactory operation of your furnace. Lennox strongly recommends annual inspection and maintenance by a licensed professional service technician. This includes checking filters, the venting system, burners, and electrical connections.
For filter replacement, refer to Table 1 for recommended sizes. It is important to use replacement filters similar in size and efficiency to the original ones.
Troubleshooting and Safety Precautions
This manual includes important safety precautions, such as warnings about carbon monoxide poisoning and fire or explosion hazards. It provides guidance on what to do if you discover any unusual sounds, odors, or visible signs of malfunction.
In case of suspected carbon monoxide exposure, immediately shut down the unit and contact a Lennox dealer or a qualified service technician.
For further assistance or to schedule service, contact your local Lennox dealer.
AHRI
