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Lennox SL297UHNVK Gas Furnace: Specifications and Service Information

This document provides comprehensive unit information for the Lennox SL297UHNVK series of high-efficiency gas furnaces.

Designed for upflow or horizontal applications, these furnaces offer 90% efficiency and are available in heating capacities ranging from 40,000 to 80,000 Btuh, with cooling capabilities up to 4 tons.

Key features include:

SureLight® two-stage variable speed integrated control
Redundant gas valve for enhanced safety
Factory-equipped for natural gas
Compatibility with A2L refrigerant systems (with specific ignition control enabled)

This service literature details unit components, installation guidelines, operating characteristics, maintenance procedures, and troubleshooting steps, making it an essential resource for HVAC professionals and technicians.

Models: 100177, SL297UHNVK Efficiency Gas Furnaces, SL297UHNVK, Efficiency Gas Furnaces, Gas Furnaces, Furnaces

File Info : application/pdf, 82 Pages, 11.59MB

100177 Adobe InDesign 20.5 (Windows) Adobe PDF Library 17.0

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