Lennox International Inc EL296UHE, Elite Series Gas Furnace specification

TYPICAL EXHAUST AND INTAKE PIPE CONNECTIONS IN UPFLOW DIRECT OR

NON-DIRECT VENT APPLICATIONS

EXHAUST INTAKE

EXHAUST

3”

3”

2”

2”

TRANSITION

*2”

*2”

INTAKE		2”
	2”	2”
	2”		2”
			2”
		or	2”
		or

TRANSITION

DO NOT transition

from smaller to larger pipe in horizontal runs of exhaust pipe.

* When transitioning up in pipe size, use the shortest length of 2” PVC pipe possible.

FIGURE 24

TYPICAL EXHAUST AND INTAKE PIPE CONNECTIONS IN HORIZONTAL DIRECT OR NON-DIRECT VENT

APPLICATIONS (RIGHT HAND DISCHARGE SHOWN)

12” max.
	2”
EXHAUST	or
2”	2”
2”	2”
	2”

2”

2”

or

2”

2”

2”

*2”

45°	45°
MAX	MAX

SIDE VIEW

INTAKE

3”

EXHAUST*2”

*2”

TRANSITION

3”

*2”

*2”

DO NOT transition

from smaller to larger pipe in horizontal runs of exhaust pipe.

INTAKE

* When transitioning up in pipe size, use the shortest length of 2” PVC pipe possible.

FIGURE 25

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Image 22

Lennox International Inc EL296UHE, Elite Series Gas Furnace Applications Right Hand Discharge Shown

EL296UHE, Elite Series Gas Furnace specifications

Lennox International Inc. has long been a trusted name in the heating, ventilation, and air conditioning (HVAC) industry, and their Elite Series Gas Furnace, the EL296UHE, stands out as a remarkable choice for homeowners seeking efficiency and reliability. This gas furnace is designed to deliver exceptional performance while ensuring the comfort of your living space.

One of the most significant features of the EL296UHE is its impressive Annual Fuel Utilization Efficiency (AFUE) rating of up to 96%. This means that a substantial portion of the energy consumed is converted into heat, translating to lower energy bills and a reduced environmental footprint. By minimizing energy waste, homeowners can enjoy both cost savings and greater environmental responsibility.

The EL296UHE is equipped with a two-stage heating process that allows it to operate at different speeds. This dual-stage functionality offers a more consistent temperature throughout the home, minimizing cold spots and enhancing overall comfort. Additionally, this furnace features a variable-speed blower motor, which not only improves the distribution of heated air but also quietly adjusts the airflow to match the heating requirements of your space.

In terms of technology, the EL296UHE incorporates advanced design elements such as a patented ZenBalance™ technology. This innovation further increases efficiency by adjusting the heating output based on real-time demands, ensuring optimal comfort without excessive energy consumption.

Durability is another hallmark of the EL296UHE. Constructed with high-quality materials, this furnace is built to withstand the rigors of daily use. Its stainless-steel heat exchanger is particularly noteworthy, as it enhances the furnace's ability to operate efficiently while maximizing longevity.

Homeowners are also reassured by the EL296UHE's quiet operation. The design minimizes operational noise, making it an ideal choice for those who prefer a peaceful home environment. Furthermore, the furnace is equipped with an ENERGY STAR® certification, a testament to its energy-efficient performance.

Lastly, Lennox offers comprehensive warranties for the EL296UHE, ensuring peace of mind for consumers. The combination of high efficiency, advanced technology, and durability makes the Lennox Elite Series Gas Furnace, EL296UHE, an excellent investment for homeowners looking to enhance their heating systems for optimal comfort and efficiency.

Contents

Installation Instructions EL296UHE Table of Contents EL296UHE Unit Dimensions inches mm TOP View Shipping and Packing List Safety InformationEL296UHE Gas Furnace Package 1 of 1 contains Installed in Combination with a Cooling Coil Installation LocationsUse of Furnace as Construction Heater General Combustion, Dilution & Ventilation Air Unconfined Space Confined SpaceAir from Inside Equipment in Confined Space ALL AIR from Inside Equipment in Confined Space ALL AIR from Outside Air from OutsideEquipment in Confined Space Moved before the furnace is placed into operation. Af Installation Setting EquipmentShipping Bolt Removal EL296 Furnaces with 1/2 HP Blower Motor Side View Setting EquipmentFront View END View Return Air Guidelines Side Return Air With transition and filter Removing the Bottom Panel Optional Return Air Base Upflow Applications OnlyFrontBack Platform Installation of Horizontal Unit Horizontal Application Installation ClearancesSuspended Installation of Horizontal Unit Horizontal Suspension KIT Filters Pipe & Fittings SpecificationsDuct System Specification Joint Cementing ProcedurePiping and Fittings Specifications Primer & Solvent Cement Wall Thickness Guidelines Venting PracticesPiping Suspension Guidelines Removal of the Furnace from Common Vent Exhaust Piping Figures 22, 24 Horizontal Installation Offset RequirementsVent Piping Guidelines Minimum Vent Pipe Lengths Piping Size Process Outdoor Termination Usage Standard Concentric Standard Termination Elevation 4500 10,000 ft 135 Concentric Termination at Elevation 0 4500 ft Maximum Allowable Intake or Exhaust Vent Length in FeetConcentric Termination Elevation 4501 10,000 ft Standard Termination Elevation 4500 10,000 ft Applications Right Hand Discharge Shown Intake Piping General Guidelines for Vent Terminations 32 to 20 to US Installations1 Canadian Installations2 Inside Corner Detail No minimum to outside corner Direct Vent Roof Termination KIT Exiting Exhaust and Intake Vent Different pressure zonesEL296UHE Alternate Terminations Tee & Forty-Five Degree Elbows Only 51MM 76MM 51MM 7MM Vent Pipe Support Front View Side ViewTop View Exhaust EL296UHE Direct Vent Application Using Existing Chimney NON-DIRECT Vent Roof Termination KIT EL296UHE NON-DIRECT Vent Application Using Existing Chimney Condensate Piping Condensate Trap With Optional Overflow Switch Condensate Trap Locations EL296UHE with Evaporator Coil Using a Common Drain Unit shown in horizontal left-hand discharge position Trap / Drain Assembly Using 1/2 PVC or 3/4 PVC 178 Leak Check Gas PipingPlugged TAP Horizontal Applications Possible Gas Piping Configurations Left Side Piping Standard Right Side Piping Alternate Electrical Precautions and ProceduresInterior MAKE-UP BOX Installation GAS Pipe Capacity FT3/HR kL/HR On-Board Links and Diagnostic Push Button Figure Typical EL296UHE Wiring Diagram Integrated Control LED Integrated Control DIP Switch Settings EL296 Field Wiring Applications With Conventional Thermostat Humidity control OFFWith tstat with Heat / 1 Cool ComfortSense Single StageHeat Pump 7000 L7724U OFF For Your Safety Read Before Operating Unit Start-Up GAS Meter Clocking Chart Gas Pressure AdjustmentDial Proper Combustion High Altitude Information Carbon Monoxide Poisoning Hazard Other Unit Adjustments Heating Sequence of Operation Control Panel Parts Repair Parts ListCabinet Parts Blower Parts Blower ServiceCleaning The Burner Assembly Filters Start-Up & Performance Check List Typical Condensate Line Thermostat Temperature RiseTotal External Static Drain Line Vent Pipe Requirements for Commonwealth of Massachusetts Approved Carbon Monoxide Detectors