Lennox International Inc EL180UHE installation instructions Unit Dimensions inches mm, Opening

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Unit Dimensions - inches (mm)

1NOTE − 60C and 60D size units that require air volumes over 1800 cfm (850 L/s) must have one of the following:

1.Single side return air with transition, to accommodate 20 x 25 x 1 in. (508 x 635 x 25 mm) cleanable air filter. Required to maintain proper air velocity.

2.Single side return air with optional Return Air Base

3.Bottom return air.

4.Return air from both sides.

5.Bottom and one side return air.

See Blower Performance Tables for additional information.

2Flue outlet may be horizontal but furnace must be vented vertically

3Optional External Side Return Air Filter Kit is not for use with the optional Return Air Base.

 

3−1/8 (79)

D

 

FLUE OUTLET

SUPPLY AIR

OPENING

(Top)

 

3 OPTIONAL

23−3/4

EXTERNAL

(603)

SIDE RETURN

25

AIR FILTER KIT

(Either Side)

(635)

A

 

 

B

9/16 (14)

 

3 OPTIONAL

 

EXTERNAL

 

SIDE RETURN

 

AIR FILTER KIT

 

(Either Side)

 

 

33

 

 

(838)

 

14−3/4

 

 

(375)

 

 

16

 

 

(406)

AIR FLOW

 

 

3/4

 

5/8

(19)

3/4

(16)

C

 

(19)

 

1Bottom Return Air Opening

FRONT VIEW

 

 

 

TOP VIEW

1−1/2 (38)

 

 

 

27−3/4

Front Panel

 

 

 

(705)

 

 

3−1/4 (83)

9/16

3 (76) Right

 

(14)

19−7/16

7 (178) Left

(494)

 

 

2 FLUE OUTLET

 

 

(Either Side)

 

9−1/8 (232) Right

GAS PIPING INLET

 

8−5/8 (219) Left

 

 

(Either Side)

 

5−3/8 (137) Right

ELECTRICAL INLET

 

2−3/4 (70) Left

 

(Either Side)

 

 

 

 

 

1−1/

 

23

(38)

 

 

 

(584)

 

 

1 Side Return

14

 

Air Opening

(356)

 

(Either Side)

 

 

1−15/16 (49)

3−1/4

23−1/2

 

(83)

(597)

 

1Bottom Return Air Opening

SIDE VIEW

EL180UHE Model No.

 

A

 

B

C

 

 

D

in.

 

mm

in.

 

mm

in.

 

mm

in.

 

mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

045(X)E36A

14-1/2

 

368

13-3/8

 

340

13

 

330

4-3/4

 

121

 

 

 

 

 

 

 

 

 

 

 

 

 

070(X)E36B

17-1/2

 

446

16-3/8

 

416

16

 

406

6-1/4

 

159

090(X)E48B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

090E60C

21

 

533

19-7/8

 

504

19-1/2

 

495

8

 

203

110(X)E60C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

135E60D

24-1/2

 

622

23-3/8

 

546

23

 

584

9-3/4

 

248

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Contents Installation Instructions EL180UHE Table of ContentsUnit Dimensions inches mm OpeningShipping and Packing List Safety InformationEL180UHE Gas Furnace General Installed in Combination with a Cooling CoilUse of Furnace as Construction Heater Combustion, Dilution & Ventilation Air Unconfined SpaceAir from Outside Confined SpaceAir from Inside Equipment in Confined Space Setting Equipment Upflow ApplicationsSingle Side Return Air Return Air -- Upflow ApplicationsWith transition and filter Return Air -- Horizontal Applications Removing the Bottom PanelHorizontal Applications Duct System Horizontal Application Unit Installed on PlatformFilters Supply Air PlenumMounting Screws Location VentingReturn Air Plenum Upflow PositionRight Side Vent Discharge Horizontal Left PositionLeft Side Vent Discharge Side Vent DischargeSide Vent Discharge no modifications necessary Venting Using a Masonry ChimneyHorizontal Right Position Common Venting Using Metal-Lined Masonry Chimney Vent Connection Upflow and Horizontal PositionGeneral Venting Requirements Connector Diameter Maximum HorizontalConnector Length feet m Page MIN FAN + FAN FAN + NAT Gas Supply Gas PipingRemoval of the Furnace from Common Vent Gas Pipe Capacity ft3/hr m3/hr 103.92 97.69 92.31Electrical Horizontal Applications Possible Gas Piping ConfigurationsPrecautions and Procedures Leak CheckGenerator Use Voltage Requirements Interior MAKE-UP BOX InstallationAccessory Terminals ThermostatEL180UHE Schematic Wiring Diagram Integrated Control Diagnostic Codes / Status of FurnaceIntegrated Control Automatic Hot Surface Ignition SystemFor Your Safety Read Before Lighting Unit Start-UpProper Combustion Gas Pressure AdjustmentGAS Meter Clocking Chart High AltitudeOther Unit Adjustments Service Control Panel Parts Repair Parts ListML180UHE Burner Assembly & Removal Blower PartsStart-Up & Performance Check List Temperature Rise Cooling ModeTemperature Drop Unit Operation

EL180UHE specifications

Lennox International Inc. has long been a leader in providing innovative heating and cooling solutions, and the EL180UHE represents a notable advancement in their line of high-efficiency gas furnaces. Designed to meet the demands of residential heating, this unit combines advanced technology with user-friendly operation and significant energy savings.

One of the standout features of the EL180UHE is its efficiency rating, with an Annual Fuel Utilization Efficiency (AFUE) of up to 80%. This high efficiency not only helps homeowners save on energy bills but also reduces their carbon footprint. The furnace is equipped with a reliable, multi-speed blower motor, which enhances comfort levels by maintaining consistent air circulation throughout the home.

The EL180UHE employs advanced combustion technologies, such as Lennox's low-NOx burner, which minimizes nitrogen oxide emissions, contributing to a cleaner environment. The unit is also designed with a sealed combustion system that draws air directly from the outdoors rather than from inside the home, leading to improved indoor air quality and increased safety.

Another significant characteristic of the EL180UHE is its whisper-quiet operation. This is achieved through well-engineered insulation and a design that minimizes noise levels, allowing for a comfortable living environment without disruptive sounds. Many homeowners appreciate the quiet performance, especially during the night or in spaces where noise is a concern.

The installation process is straightforward, supported by Lennox's user-friendly design. The EL180UHE is compatible with various home configurations and can easily integrate with existing HVAC systems. Additionally, it has a compact footprint, making it suitable for homes with space constraints.

Further enhancing its appeal, this gas furnace features robust warranty options, reflecting Lennox's commitment to quality and customer satisfaction. Homeowners can rest assured that they are investing in a durable product that has been built to last.

In conclusion, Lennox International Inc.'s EL180UHE gas furnace exemplifies the company's dedication to innovation, efficiency, and reliability in home heating solutions. With its high AFUE rating, advanced combustion technology, quiet operation, and user-friendly design, the EL180UHE is an excellent choice for homeowners looking to enhance their comfort while minimizing energy costs.
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