Lennox International Inc EL180UHE installation instructions Start-Up & Performance Check List

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Start-Up & Performance Check List

UNIT SET UP

(typical)

2

2

Unit Model Number_______________

Serial Number___________________

Line Voltage

5

SUPPLY

AIR

upflow furnace shown

1

Gas Supply Pressure

1

4

3

Filter

RETURN

AIR

1GAS SUPPLY

Natural Gas

LP/Propane Gas

Piping Connections Tight

Leak Tested

Supply Line Pressure “ W.C.________

2VENT / EXHAUST PIPE

Secure to Unit

Elbows Secured to Pipe

Roof Flashing (water tight)

Vent Pipe Supported

3DUCT SYSTEM

SUPPLY AIR DUCT

Sealed

Insulated (if necessary)

Registers Open and Unobstructed

RETURN DUCT

Sealed

Filter Installed and Clean

Grilles Unobstructed

4INTEGRATED CONTROL

DIP Switches Set (if applicable) Appropriate Links in Place (if applicable)

5VOLTAGE CHECK Supply Voltage _____

Electrical Connections Tight

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Contents Table of Contents Installation Instructions EL180UHEOpening Unit Dimensions inches mmEL180UHE Gas Furnace Safety InformationShipping and Packing List Use of Furnace as Construction Heater Installed in Combination with a Cooling CoilGeneral Unconfined Space Combustion, Dilution & Ventilation AirAir from Inside Confined SpaceAir from Outside Equipment in Confined Space Upflow Applications Setting EquipmentWith transition and filter Return Air -- Upflow ApplicationsSingle Side Return Air Horizontal Applications Removing the Bottom PanelReturn Air -- Horizontal Applications Supply Air Plenum Horizontal Application Unit Installed on PlatformFilters Duct SystemUpflow Position VentingReturn Air Plenum Mounting Screws LocationSide Vent Discharge Horizontal Left PositionLeft Side Vent Discharge Right Side Vent DischargeHorizontal Right Position Venting Using a Masonry ChimneySide Vent Discharge no modifications necessary Vent Connection Upflow and Horizontal Position Common Venting Using Metal-Lined Masonry ChimneyConnector Length feet m Connector Diameter Maximum HorizontalGeneral Venting Requirements Page MIN FAN + FAN FAN + NAT Removal of the Furnace from Common Vent Gas PipingGas Supply 103.92 97.69 92.31 Gas Pipe Capacity ft3/hr m3/hrLeak Check Horizontal Applications Possible Gas Piping ConfigurationsPrecautions and Procedures ElectricalThermostat Interior MAKE-UP BOX InstallationAccessory Terminals Generator Use Voltage RequirementsEL180UHE Schematic Wiring Diagram Automatic Hot Surface Ignition System Diagnostic Codes / Status of FurnaceIntegrated Control Integrated ControlUnit Start-Up For Your Safety Read Before LightingHigh Altitude Gas Pressure AdjustmentGAS Meter Clocking Chart Proper CombustionOther Unit Adjustments Service Blower Parts Repair Parts ListML180UHE Burner Assembly & Removal Control Panel PartsStart-Up & Performance Check List Unit Operation Cooling ModeTemperature Drop Temperature Rise

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.