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Lennox International Inc
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Lennox International Inc
installation instructions EL280DF Schematic Wiring Diagram, Page
Models:
EL280DF
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Install
Repair Parts List
EL280DF Schematic Wiring Diagram
Dimension
TABLE Field Wiring Applications
Gas Pressure Adjustment
Setting Equipment
Safety
Service
TABLE Vent Connector Capacity
Page 22
Image 22
EL280DF Schematic Wiring Diagram
FIGURE 20
Page 22
Page 21
Page 23
Page 22
Image 22
Page 21
Page 23
Contents
2P0812
Table of Contents
INSTALLATION INSTRUCTIONS EL280DF
P506896-01
RETURN AIR
Unit Dimensions − inches mm
TOP VIEW
OPENING
Shipping and Packing List
Safety Information
EL280DF Gas Furnace
DANGER
Use of Furnace as Construction Heater
General
Combustion, Dilution & Ventilation Air
Confined Space
EQUIPMENT IN CONFINED SPACE ALL AIR FROM OUTSIDE
Downflow Installation
Setting Equipment
Filters
Venting
Duct System
VENT CONNECTION
Page
General Venting Requirements
Page
TABLE Common Vent Capacity
TABLE Vent Connector Capacity
Serving Two or More Category I Appliances
Serving Two or More Category I Appliances
Gas Piping
TABLE Gas Pipe Capacity − ft3/hr m3/hr
Page
Electrical
Generator Use − Voltage Requirements
TABLE Field Wiring Applications
TABLE Field Wiring Applications Continued
EL280DF Schematic Wiring Diagram
Page
Integrated Control
Unit Start−Up
Gas Pressure Adjustment
Proper Combustion
High Altitude
Other Unit Adjustments
Heating Sequence of Operation
Service
Repair Parts List
Start−Up & Performance Check List
Line Voltage
UNIT OPERATION
