Lennox International Inc EL296UHE Inside Corner Detail, US Installations1 Canadian Installations2

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VENT TERMINATION CLEARANCES

FOR NON-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

4 feet (1.2 m) below or to side of opening;

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

 

 

 

door that may be opened

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

 

 

 

 

1 foot (30cm) above opening

 

 

 

 

 

appliances > 10,000 Btuh (3kw) and

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

for appliances > 100,000 Btuh (30kw)

 

 

 

 

 

 

 

 

 

 

 

 

 

C =

Clearance to permanently

 

* 12”

* 12”

 

 

 

closed window

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D =

Vertical clearance to ventilated soffit

 

 

 

 

 

 

 

 

 

 

located above the terminal within a

* Equal to or greater than soffit depth.

* Equal to or greater than soffit depth.

 

 

 

horizontal distance of 2 feet (610 mm)

 

 

 

 

 

 

 

 

 

 

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

 

 

 

supply inlet to building or the com­

4 feet (1.2 m) below or to side of opening;

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

 

 

 

bustion air inlet to any other ap­

 

1 foot (30 cm) above opening

appliances > 10,000 Btuh (3kw) and

 

 

 

pliance

 

 

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

 

 

 

 

 

 

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 instal­ lation instructions.”

FIGURE 30

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Contents Installation Instructions EL296UHE Table of ContentsEL296UHE Unit Dimensions inches mm TOP ViewShipping and Packing List Safety InformationEL296UHE Gas Furnace Package 1 of 1 containsUse of Furnace as Construction Heater Installation LocationsInstalled in Combination with a Cooling Coil General Combustion, Dilution & Ventilation AirUnconfined Space Confined SpaceAir from Inside Equipment in Confined Space ALL AIR from InsideEquipment in Confined Space Air from OutsideEquipment in Confined Space ALL AIR from Outside Moved before the furnace is placed into operation. Af­ Installation Setting EquipmentShipping Bolt Removal EL296 Furnaces with 1/2 HP Blower MotorSide View Setting EquipmentFront View END ViewReturn Air Guidelines Side Return Air With transition and filterFrontBack Optional Return Air Base Upflow Applications OnlyRemoving the Bottom Panel Platform Installation of Horizontal Unit Horizontal Application Installation ClearancesSuspended Installation of Horizontal Unit Horizontal Suspension KITDuct System Pipe & Fittings SpecificationsFilters Specification Joint Cementing ProcedurePiping and Fittings Specifications Primer & Solvent CementWall Thickness Guidelines Venting PracticesPiping Suspension Guidelines Removal of the Furnace from Common VentExhaust Piping Figures 22, 24 Horizontal Installation Offset RequirementsVent Piping Guidelines Minimum Vent Pipe LengthsPiping Size Process Outdoor Termination Usage Standard ConcentricStandard Termination Elevation 4500 10,000 ft 135Concentric Termination Elevation 4501 10,000 ft Maximum Allowable Intake or Exhaust Vent Length in FeetConcentric Termination at Elevation 0 4500 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 DetailNo minimum to outside corner EL296UHE Exiting Exhaust and Intake Vent Different pressure zonesDirect Vent Roof Termination KIT Alternate Terminations Tee & Forty-Five Degree Elbows Only 51MM 76MM51MM 7MM Vent Pipe SupportTop View Side ViewFront View Exhaust EL296UHE Direct Vent Application Using Existing Chimney NON-DIRECT Vent Roof Termination KITEL296UHE NON-DIRECT Vent Application Using Existing Chimney Condensate PipingCondensate Trap With Optional Overflow Switch Condensate Trap LocationsEL296UHE with Evaporator Coil Using a Common Drain Unit shown in horizontal left-hand discharge positionTrap / Drain Assembly Using 1/2 PVC or 3/4 PVC 178Plugged TAP Gas PipingLeak Check Horizontal Applications Possible Gas Piping Configurations Left Side Piping Standard Right Side Piping AlternateElectrical Precautions and ProceduresInterior MAKE-UP BOX Installation GAS Pipe Capacity FT3/HR kL/HROn-Board Links and Diagnostic Push Button Figure Typical EL296UHE Wiring Diagram Integrated Control LEDIntegrated Control DIP Switch Settings EL296 Field Wiring Applications With Conventional Thermostat Humidity control OFFWith tstat with Heat / 1 CoolComfortSense Single StageHeat Pump 7000 L7724UOFF For Your Safety Read Before Operating Unit Start-UpDial Gas Pressure AdjustmentGAS Meter Clocking Chart Proper Combustion High Altitude Information Carbon Monoxide Poisoning Hazard Other Unit Adjustments Heating Sequence of OperationControl Panel Parts Repair Parts ListCabinet Parts Blower PartsBlower ServiceCleaning The Burner Assembly FiltersStart-Up & Performance Check List TypicalCondensate Line Thermostat Temperature RiseTotal External Static Drain Line Vent PipeRequirements for Commonwealth of Massachusetts Approved Carbon Monoxide Detectors

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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