Lennox International Inc Lennox Elite Series Furnace Venting and 51W11 Flush Mount Kit Guide

Page 31

2” EXTENSION FOR 2” PVC PIPE1” EXTENSION FOR 3”

PVC PIPE

4''

FURNACE

INTAKE

PIPE

FLAT

SIDE

FURNACE

EXHAUST

PIPE

GLUE EXHAUST

END FLUSH INTO

TERMINATION

1-1/2” ACCELERATOR

(all -45, -070 and -090 units)

EXHAUST

 

12”

 

(305MM)

VENT

 

5”

5-1/2”

 

(127MM)

(140mm)

INTAKE

 

 

AIR

 

 

 

18” MAX.

Front View

 

(457MM)

 

EXHAUST VENT

 

 

 

 

 

12” (305MM) Min.

 

 

 

 

 

 

above grade or

Inches (MM)

 

 

 

 

 

average snow

 

 

 

INTAKE

 

accumulation.

 

 

 

 

 

 

 

 

 

AIR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

optional intake elbow

FLUSH-MOUNT SIDE WALL TERMINATION

51W11 (US) or 51W12 (Canada)

 

FIGURE 38

 

 

 

 

 

1 1/2” (38mm) accelerator

EXHAUST

 

provided on 71M80 & 44W92

 

kits for EL296UH045E36B, &

VENT

 

070E36B

 

Side View

OPTIONAL VENT TERMINATION FOR MULTIPLE UNIT

INSTALLATION OF DIRECT VENT WALL TERMINATION KIT

(22G44, 44J40, 30G28 or 81J20)

 

FIGURE 41

Front View

EXHAUST VENT

 

SIZE

 

TERMINATION

12” (305mm)

Minimum

Above Average

FLASHING

INTAKE (Not Furnished)

AIR

INTAKE

PIPE PER

TABLE 8.

AIR

 

Snow

Accumulation

CLAMP

SHEET METAL STRAP

(Clamp and sheet metal strap

must be field installed to support

the weight of the termination kit.)

FIELD-PROVIDED

REDUCER MAY BE REQUIRED

TO ADAPT LARGER VENT PIPE SIZE TO TERMINATION

Top View

1/2” (13MM) Foam Insulation in Unconditioned Space

FIELD-

PROVIDED

REDUCER MAY

BE REQUIRED

TO ADAPT

LARGER VENT

PIPE SIZE TO

TERMINATION

EXHAUST VENT

INTAKE AIR

6 (152MM) MIN.

OUTSIDE WALL

DIRECT VENT CONCENTRIC ROOFTOP TERMINATION

71M80, 69M29 or 60L46 (US) 44W92 or 44W93 (Canada)

FIGURE 39

FIELD-PROVIDED

1-1/2” (38mm) accelerator

REDUCER MAY BE REQUIRED

provided on 71M80 & 44W92

TO ADAPT LARGER VENT

kits for EL296UH045E36B, &

PIPE SIZE TO TERMINATION

 

070E36B

 

 

 

 

OUTSIDE

INTAKE

 

WALL

 

AIR

 

EXHAUST

 

 

 

 

EXHAUST

VENT

 

 

VENT

INTAKE

CLAMP

INTAKE 12” (305mm) Min.

AIR

above grade or

AIR

(Not Furnished)

 

average snow

 

 

 

accumulation.

 

 

 

GRADE

DIRECT VENT CONCENTRIC WALL TERMINATION

 

71M80, 69M29 or 60L46 (US)

 

 

44W92 or 44W93 (Canada)

 

FIGURE 40

DIRECT VENT WALL TERMINATION KIT

(30G28 or 81J20)

FIGURE 42

Front View

EXHAUST VENT

 

SIZE

 

TERMINATION

 

PIPE PER

 

TABLE 8.

INTAKE

 

AIR

 

1/2” (13MM) Foam Insulation

Top View

in Unconditioned Space

 

FIELD-

 

PROVIDED

EXHAUST VENT

REDUCER MAY

 

BE REQUIRED

 

TO ADAPT

INTAKE AIR

LARGER VENT

 

PIPE SIZE TO

 

TERMINATION

8” (206MM) MIN.

 

OUTSIDE WALL

DIRECT VENT WALL TERMINATION KIT

(22G44 or 44J40)

FIGURE 43

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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 ListInstalled in Combination with a Cooling Coil Installation LocationsUse of Furnace as Construction Heater Combustion, Dilution & Ventilation Air GeneralEquipment in Confined Space ALL AIR from Inside Confined SpaceAir from Inside Unconfined SpaceEquipment in Confined Space ALL AIR from Outside 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 GuidelinesRemoving the Bottom Panel Optional Return Air Base Upflow Applications OnlyFrontBack Horizontal Suspension KIT Horizontal Application Installation ClearancesSuspended Installation of Horizontal Unit Platform Installation of Horizontal UnitFilters Pipe & Fittings SpecificationsDuct 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 ftConcentric 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 Inside Corner Detail US Installations1 Canadian Installations2No minimum to outside corner Direct Vent Roof Termination KIT Exiting Exhaust and Intake Vent Different pressure zonesEL296UHE 51MM 76MM Alternate Terminations Tee & Forty-Five Degree Elbows OnlySupport 51MM 7MM Vent PipeFront View Side 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 PVCLeak Check Gas PipingPlugged 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 Meter Clocking Chart Gas Pressure AdjustmentDial 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 ZenBalanceā„¢ 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 STARĀ® 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.