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Lennox G51 User Manual

Lennox G51
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G51
Single-stage, high-efficiency furnace
Home Comfort Systems
LENNOXELITE
®
SERIES
G51 High-Efficiency Gas Furnace
92.1% AFUE
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Lennox G51 Specifications

General IconGeneral
StagesSingle-Stage
Ignition TypeHot Surface Ignition
Fuel TypeNatural Gas
Efficiency80%
Warranty5-year limited warranty on parts

Summary

Lennox Elite Series G51 Furnace

Engineered for Comfort and Efficiency

Features a low-speed, continuous fan for maximum comfort and efficiency, keeping you warm for less.

Efficiency Rating

Highlights the 92.1% AFUE rating, indicating significant energy savings and lower energy costs.

Warranty Information

Details a limited lifetime warranty on the heat exchanger and a 5-year warranty on covered components.

Reliable Performance

Components are rigorously tested for optimal reliability and performance, ensuring a dependable unit.

Innovative Features for Enhanced Comfort and Efficiency

Insulated Blower Compartment

Reduces sound for quieter operation of the furnace.

Duralok Plus Heat Exchanger

Made of high-quality, patented ArmorTuf aluminized steel, life-tested for durability.

SureLight Igniter

Made of silicon nitride for reliable, long-life performance.

Robust Stainless Steel Secondary Heat Exchanger

Captures additional heat to achieve high efficiency levels.

SureLight Control Board

Controls furnace operation for reliable and efficient performance.

Durable Steel Cabinet

Built to last with a high-quality, textured-paint finish.

Customizing Your Comfort System

Integrated Home Comfort Solutions

Lennox products are designed to work together for efficient comfort, balanced humidity, and improved air quality.

Choosing Your Lennox Dealer

Emphasizes the importance of selecting a qualified dealer for quality customer service and system maintenance.

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