Lennox SL297UHNV User's Information Manual

Lennox SL297UHNV manual cover
Pages 7
Year 2018
Language(s)
English en

Lennox SL297UHNV Specification

The Lennox SL297UHNV is a high-efficiency gas furnace designed to deliver reliable heating performance with a focus on energy conservation and environmental sustainability. It operates with an Annual Fuel Utilization Efficiency (AFUE) of 97.5%, indicating that it converts a significant portion of its fuel into usable heat, minimizing waste and reducing energy costs. This model features a two-stage heating system that allows for more consistent temperature control, enhancing comfort and efficiency by operating on a lower setting most of the time and ramping up during extreme cold.

The SL297UHNV is equipped with a variable-speed blower motor, which adjusts airflow to ensure even heat distribution throughout the home while also contributing to quieter operation and better humidity control. It is compatible with the iComfort S30 smart thermostat, providing advanced connectivity options for remote monitoring and adjustments. The furnace incorporates Lennox's innovative SilentComfort technology to ensure ultra-quiet performance, making it suitable for placement in noise-sensitive areas.

Environmentally, the SL297UHNV is designed with low NOx emissions, aligning with stringent air quality standards to reduce its environmental footprint. Constructed with a durable, corrosion-resistant steel cabinet, the furnace promises longevity and consistent performance over time. The SureLight® ignitor ensures reliable start-up, and the unit's Duralok Plus heat exchanger is designed for high efficiency and durability. Overall, the Lennox SL297UHNV represents a robust solution for residential heating, combining advanced technology with superior energy efficiency and environmental responsibility.

Lennox SL297UHNV F.A.Q.

What are the basic maintenance tasks for a Lennox SL297UHNV furnace?

Basic maintenance tasks include regularly checking and replacing the air filter, inspecting the blower motor, and ensuring the condensate drain is clear. It's also important to schedule annual professional inspections.

How can I troubleshoot a Lennox SL297UHNV furnace that won't start?

Check the thermostat settings, ensure the furnace is receiving power, inspect the circuit breaker, and verify the gas valve is open. If the issue persists, consult a professional technician.

What is the procedure for resetting the Lennox SL297UHNV furnace?

To reset the furnace, turn off the power at the circuit breaker, wait for about 10 seconds, and then turn it back on. Ensure the thermostat is set to the desired temperature.

How do I improve the energy efficiency of my Lennox SL297UHNV furnace?

Improve energy efficiency by sealing duct leaks, using a programmable thermostat, regularly maintaining the furnace, and ensuring proper insulation in your home.

Why is my Lennox SL297UHNV furnace making unusual noises?

Unusual noises may be due to loose components, a dirty burner, or issues with the blower motor. It's advisable to have a technician inspect and resolve these issues.

How often should the air filter be replaced in a Lennox SL297UHNV furnace?

The air filter should be checked monthly and replaced every 1 to 3 months, depending on usage and environmental conditions.

Can I install a Lennox SL297UHNV furnace myself?

It is recommended to have a professional HVAC technician install the furnace to ensure proper setup, safety, and compliance with local codes.

What should I do if my Lennox SL297UHNV furnace is not heating properly?

Ensure the thermostat is correctly set, check for clogged filters, inspect the vents and ducts for obstructions, and verify that the gas supply is functional. If these don't resolve the issue, contact a technician.

How do I clean the blower motor of a Lennox SL297UHNV furnace?

Turn off the power to the furnace, remove the access panel, and carefully clean the blower motor with a soft brush or vacuum. Avoid damaging the wires and components.

What safety features does the Lennox SL297UHNV furnace include?

The Lennox SL297UHNV furnace includes safety features such as a flame sensor, limit switch, and pressure switch to prevent overheating and ensure safe operation.