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USER’S INFORMATION 

MANUAL

©

2018 Lennox Industries Inc. 

Dallas, Texas, USA

506771-01 

07/2018

Supersedes 03/2017

EL296DFV

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 flammable 

vapors and liquids in the vicinity of this or any 

other appliance.
Installation and service must be performed 

by a qualified 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  fire 

department.

Summary of Contents for EL296DFV SERIES

Page 1: ...lure to follow safety warnings exactly could result in serious injury death or property damage Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other a...

Page 2: ...t user Notice to Homeowner This furnace is equipped with safety devices that protect you and your property If one or more of these devices is activated furnace operation will stop If your home is left...

Page 3: ...ance It is critical that the gas supplied to the unit be completely burned to avoid the pro duction of carbon monoxide gas Complete combustion of the gas requires but is not limited to correct gas pre...

Page 4: ...furnace is equipped with an ignition device which automatically lights the burners Do not try to light the burners by hand 5 Remove the upper access panel 6 Move switch on gas valve to OFF See figure...

Page 5: ...rnace Inspect the furnace return air duct connection to ensure duct is sealed to the furnace and terminates outside the space containing the furnace Inspect the physical support of the furnace to guar...

Page 6: ...and connections for leaks 4 Check the cleanliness of filters and change if necessary monthly 5 Check the condition and cleanliness of burners and heat exchanger and clean if necessary 6 Check the cle...

Page 7: ...pressure adjustment is necessary consult the Service Literature for unit specific information on adjusting gas pressure Not all gas valves are adjustable Verify correct temperature rise WARNING Sharp...

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