Lennox International Inc EL280DF Repair Parts List, Heat Exchanger Removal

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EL280DF BURNER, COMBUSTION AIR INDUCER ASSEMBLY &

HEAT EXCHANGER REMOVAL

 

burner box assembly

 

burners

 

manifold and gas valve

retention rings

 

 

cross over

FIGURE 24

 

Blower Parts

Repair Parts List

Blower wheel

The following repair parts are available through indepen-

Blower housing

dent Lennox dealers. When ordering parts, include the

Motor

complete furnace model number listed on the CSA Interna-

Motor mounting frame

tional nameplate −− Example: EL280DF110P60C.

Blower housing cutoff plate

All service must be performed by a licensed profes-

 

sional installer (or equivalent), service agency, or gas

Heating Parts

supplier.

Flame Sensor

 

 

Heat exchanger assembly

Cabinet Parts

Gas manifold

Combustion air inducer

 

Main access panel

Gas valve

 

Blower access panel

Main burner cluster

 

Top cap

Main burner orifices

 

Control Panel Parts

Pressure switches

Transformer

Ignitor

Integrated control

Primary limit control

Door interlock switch

Flame rollout switch

Circuit breaker

Secondary limit

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Image 30
Contents Installation Instructions EL280DF Table of ContentsUnit Dimensions − inches mm TOP ViewSafety Information EL280DF Gas FurnaceShipping and Packing List Use of Furnace as Construction Heater GeneralCombustion, Dilution & Ventilation Air Equipment in Confined Space ALL AIR from Inside Equipment in Confined Space Downflow Installation NON−COMBUSTIBLE Floor Opening SizeCombustible Floor Opening Size Setting Equipment Filters Duct System VentingTables for installations Mm of connector diameter as follows MIN MAX FAN + FAN FAN + NAT Gas Piping Carbon Monoxide Poisoning HazardGas Pipe Capacity − ft3/hr m3/hr Interior MAKE−UP BOX Installation ElectricalElectrostatic Discharge ESD Page Field Wiring Applications OFF EL280DF Schematic Wiring Diagram Integrated Control TWO−STAGE Integrated ControlFor Your Safety Read Before Lighting Unit Start−UpEL280DF Gas Pressure AdjustmentGAS Meter Clocking Chart DialProper Combustion High Altitude Other Unit Adjustments Heat FAN-OFF Time in SecondsHeating Sequence of Operation Service Electrical SHOCK, Fire Or Explosion HazardRepair Parts List EL280DF BURNER, Combustion AIR Inducer AssemblyHeat Exchanger Removal Start−Up & Performance Check List Unit Operation Cooling ModeTemperature Rise Drain Line
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