Lennox International Inc EL280DF 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 .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 EL280DFTOP View Unit Dimensions − inches mmEL280DF Gas Furnace Safety InformationShipping and Packing List General Use of Furnace as Construction HeaterCombustion, Dilution & Ventilation Air Equipment in Confined Space ALL AIR from Inside Equipment in Confined Space NON−COMBUSTIBLE Floor Opening Size Downflow InstallationCombustible Floor Opening Size Setting Equipment Filters Venting Duct SystemTables for installations Mm of connector diameter as follows MIN MAX FAN + FAN FAN + NAT Carbon Monoxide Poisoning Hazard Gas PipingGas Pipe Capacity − ft3/hr m3/hr Electrical Interior MAKE−UP BOX InstallationElectrostatic Discharge ESD Page Field Wiring Applications OFF EL280DF Schematic Wiring Diagram TWO−STAGE Integrated Control Integrated ControlUnit Start−Up For Your Safety Read Before LightingDial Gas Pressure AdjustmentGAS Meter Clocking Chart EL280DFHigh Altitude Proper CombustionHeat FAN-OFF Time in Seconds Other Unit Adjustments Heating Sequence of Operation Electrical SHOCK, Fire Or Explosion Hazard ServiceEL280DF BURNER, Combustion AIR Inducer Assembly Repair Parts ListHeat Exchanger Removal Start−Up & Performance Check List Drain Line Cooling ModeTemperature Rise Unit Operation
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