Lennox International Inc Elite Series Gas Furnace, EL296UHE No minimum to outside corner

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VENT TERMINATION CLEARANCES

FOR DIRECT VENT INSTALLATIONS IN THE US AND CANADA

INSIDE CORNER

DETAIL

 

 

 

G

 

 

 

 

A

 

 

H

D

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

B

 

 

 

 

L

C

B

 

B

I

 

 

 

Fixed

 

 

 

 

Operable

 

 

 

Fixed

Closed

M

 

 

 

 

F

Closed

 

 

 

 

Operable

 

 

 

 

 

 

 

 

 

 

B

 

 

K

 

 

 

 

J

 

 

 

A

 

 

 

 

 

 

 

B

 

 

 

 

VENT TERMINAL

AIR SUPPLY INLET

AREA WHERE TERMINAL IS NOT PERMITTED

 

 

 

 

US Installations1

Canadian Installations2

 

 

A =

Clearance above grade, veranda,

 

12 inches (305mm) or 12 in. (305mm)

12 inches (305mm) or 12 in. (305mm)

 

 

porch, deck or balcony

 

above average snow accumulation.

above average snow accumulation.

 

 

 

 

 

 

 

 

B =

Clearance to window or

6 inches (152mm) for appliances <10,000

6 inches (152mm) for appliances <10,000

 

 

door that may be opened

Btuh (3kw), 9 inches (228mm) for ap­

Btuh (3kw), 12 inches (305mm) for

 

 

 

pliances > 10,000 Btuh (3kw) and <50,000

appliances > 10,000 Btuh (3kw) and

 

 

 

Btuh (15 kw), 12 inches (305mm) for ap­

<100,000 Btuh (30kw), 36 inches (.9m)

 

 

 

 

pliances > 50,000 Btuh (15kw)

for appliances > 100,000 Btuh (30kw)

 

 

 

 

 

 

 

 

 

C =

Clearance to permanently

 

* 12”

* 12”

 

 

closed window

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D =

Vertical clearance to ventilated soffit

 

* Equal to or greater than soffit depth

 

 

 

 

 

located above the terminal within a

 

* Equal to or greater than soffit depth

 

 

horizontal distance of 2 feet (610mm)

 

 

 

 

 

 

 

from the center line of the terminal

 

 

 

 

 

 

E =

Clearance to unventilated soffit

* Equal to or greater than soffit depth

* Equal to or greater than soffit depth

 

 

F =

Clearance to outside corner

 

* No minimum to outside corner

* No minimum to outside corner

 

G =

Clearance to inside corner

 

*

*

 

 

 

 

 

 

 

 

 

H = Clearance to each side of center line ex­

3 feet (.9m) within a height 15 feet (4.5m)

3 feet (.9m) within a height 15 feet (4.5m)

 

 

tended above meter / regulator assembly

above the meter / regulator assembly

above the meter / regulator assembly

 

 

 

 

 

 

 

 

 

I =

Clearance to service regulator

 

* 3 feet (.9m)

3 feet (.9m)

 

 

vent outlet

 

 

 

 

 

 

 

 

 

 

 

 

J =

Clearance to non-mechanical air

6 inches (152mm) for appliances <10,000

6 inches (152mm) for appliances <10,000

 

 

supply inlet to building or the com­

Btuh (3kw), 9 inches (228mm) for ap­

Btuh (3kw), 12 inches (305mm) for

 

 

bustion air inlet to any other ap­

pliances > 10,000 Btuh (3kw) and <50,000

appliances > 10,000 Btuh (3kw) and

 

 

pliance

Btuh (15 kw), 12 inches (305mm) for ap­

<100,000 Btuh (30kw), 36 inches (.9m)

 

 

 

 

pliances > 50,000 Btuh (15kw)

for appliances > 100,000 Btuh (30kw)

 

 

K =

Clearance to mechanical air sup­

 

3 feet (.9m) above if within 10 feet

6 feet (1.8m)

 

 

ply inlet

 

(3m) horizontally

 

 

 

 

L =

Clearance above paved sidewalk or

 

* 7 feet (2.1m)

7 feet (2.1m)†

 

 

paved driveway located on public property

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M = Clearance under veranda, porch, deck or balcony

*12 inches (305mm)‡

12 inches (305mm)‡

 

 

 

 

 

 

 

 

 

 

 

 

1In accordance with the current ANSI Z223.1/NFPA 54 Natural Fuel Gas Code

2In accordance with the current CSA B149.1, Natural Gas and Propane Installation Code

†A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwellings and serves both dwellings.

‡Permitted only if veranda, porch, deck or balcony is fully open on a minimum of

two sides beneath the floor. Lennox recommends avoiding this location if possible.

*For clearances not specified in ANSI Z223.1/NFPA 54 or CSA B149.1, clearance will be in accordance with local installation codes and the requirements of the gas supplier and these installation instructions.”

FIGURE 31

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Contents Table of Contents Installation Instructions EL296UHETOP View EL296UHE Unit Dimensions inches mmPackage 1 of 1 contains Safety InformationEL296UHE Gas Furnace Shipping and Packing ListInstallation Locations Installed in Combination with a Cooling CoilUse of Furnace as Construction Heater Combustion, Dilution & Ventilation Air GeneralEquipment in Confined Space ALL AIR from Inside Confined SpaceAir from Inside Unconfined SpaceAir from Outside Equipment in Confined Space ALL AIR from OutsideEquipment in Confined Space EL296 Furnaces with 1/2 HP Blower Motor Installation Setting EquipmentShipping Bolt Removal Moved before the furnace is placed into operation. Af­END View Setting EquipmentFront View Side ViewSide Return Air With transition and filter Return Air GuidelinesOptional Return Air Base Upflow Applications Only Removing the Bottom PanelFrontBack Horizontal Suspension KIT Horizontal Application Installation ClearancesSuspended Installation of Horizontal Unit Platform Installation of Horizontal UnitPipe & Fittings Specifications FiltersDuct System Primer & Solvent Cement Joint Cementing ProcedurePiping and Fittings Specifications SpecificationRemoval of the Furnace from Common Vent Venting PracticesPiping Suspension Guidelines Wall Thickness GuidelinesMinimum Vent Pipe Lengths Horizontal Installation Offset RequirementsVent Piping Guidelines Exhaust Piping Figures 22, 24Piping Size Process Standard Concentric Outdoor Termination Usage135 Standard Termination Elevation 4500 10,000 ftMaximum Allowable Intake or Exhaust Vent Length in Feet Concentric Termination at Elevation 0 4500 ftConcentric 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 Inside Corner Detail US Installations1 Canadian Installations2No minimum to outside corner Exiting Exhaust and Intake Vent Different pressure zones Direct Vent Roof Termination KITEL296UHE 51MM 76MM Alternate Terminations Tee & Forty-Five Degree Elbows OnlySupport 51MM 7MM Vent PipeSide View Front ViewTop View Exhaust NON-DIRECT Vent Roof Termination KIT EL296UHE Direct Vent Application Using Existing ChimneyCondensate Piping EL296UHE NON-DIRECT Vent Application Using Existing ChimneyCondensate Trap Locations Condensate Trap With Optional Overflow SwitchUnit shown in horizontal left-hand discharge position EL296UHE with Evaporator Coil Using a Common Drain178 Trap / Drain Assembly Using 1/2 PVC or 3/4 PVCGas Piping Leak CheckPlugged TAP Left Side Piping Standard Right Side Piping Alternate Horizontal Applications Possible Gas Piping ConfigurationsGAS Pipe Capacity FT3/HR kL/HR Precautions and ProceduresInterior MAKE-UP BOX Installation ElectricalOn-Board Links and Diagnostic Push Button Figure Typical EL296UHE Wiring Diagram LED Integrated ControlIntegrated Control DIP Switch Settings EL296 Field Wiring Applications With Conventional Thermostat Heat / 1 Cool OFFWith tstat with Humidity control7000 L7724U Single StageHeat Pump ComfortSenseOFF Unit Start-Up For Your Safety Read Before OperatingGas Pressure Adjustment GAS Meter Clocking ChartDial Proper Combustion High Altitude Information Carbon Monoxide Poisoning Hazard Heating Sequence of Operation Other Unit AdjustmentsBlower Parts Repair Parts ListCabinet Parts Control Panel PartsFilters ServiceCleaning The Burner Assembly BlowerTypical Start-Up & Performance Check ListVent Pipe Temperature RiseTotal External Static Drain Line Condensate Line ThermostatApproved Carbon Monoxide Detectors Requirements for Commonwealth of Massachusetts

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.
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