Lennox EL296UHE Series User Manual

©
2018 Lennox Industries Inc.
Dallas, Texas, USA
507068-01
07/2018
Supersedes 03/2017
EL296UHE
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.
WARNING
FIRE OR EXPLOSION HAZARD.
Failure to follow safety warnings exactly
could result in serious injury, death, or
property damage.
Do not store or use gasoline or other ammable
vapors and liquids in the vicinity of this or any
other appliance.
Installation and service must be performed
by a qualied installer, service agency or the
gas supplier.
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 re
department.
USER’S INFORMATION
MANUAL

Lennox EL296UHE Series Specifications

General

Model	EL296UHE Series
Type	Gas Furnace
Efficiency Rating	Up to 96% AFUE
Fuel Type	Natural Gas or Propane
Blower Motor	Variable Speed
Stages	Two-Stage
Heating Input Range	40, 000 to 120, 000 BTU/h
Stages (gas valve)	Two-Stage
Ignition	Direct Spark Ignition
Heat Exchanger	Stainless Steel
Warranty	Limited Lifetime Heat Exchanger
Heating Capacity (BTU/h)	40, 000 to 120, 000 BTU/h
Cabinet Type	Multi-Position

Summary

USER'S INFORMATION MANUAL

EL296UHE SERIES

Identifies the specific furnace model series covered by the manual.

GAS FURNACE

Specifies the type of appliance discussed in the manual.

Parts Identification

Furnace Components Overview

Details the various components of the furnace, illustrated in Figure 1.

Homeowner Information

Important Notices for Homeowners

Provides essential information and warnings for the homeowner regarding furnace operation and safety.

Safety Instructions and Warnings

General Safety Precautions

Covers critical safety instructions for operating the furnace, including fire and explosion hazards.

Specific Hazard Warnings

Highlights dangers like carbon monoxide, electrical shock, and sharp edges.

Operating Procedures

Gas and Ignition System

Explains the automatic ignition system and safe operation of gas controls.

Startup and Shutdown

Step-by-step guide for placing the furnace into operation and turning it off.

Filters and Maintenance

Filter Management

Instructions for inspecting, cleaning, or replacing furnace filters and recommended sizes.

Seasonal Maintenance Tasks

Details annual inspection of venting, blower, burners, and electrical components by a technician.

Service and Troubleshooting

Service Reminders

Checks to perform before calling a service technician for operational issues.

Safety Precautions for Malfunctions

Actions to take if unusual sounds, odors, or symptoms of carbon monoxide exposure occur.

Planned Service and Parts

Annual Furnace Maintenance Checklist

Comprehensive list of annual checks for optimal performance and safety by a professional.

Repair Parts List

Catalog of available replacement parts for the furnace model.