Table Of Contents - Lennox EL296DF045XV36B Unit Information

Table of Contents

Table Of Contents1
Specifications2
Installation Clearances2
Parts Identification4
Unit Components5
Control Box5
Circuit Breaker5
Electronic Ignition5
Pin Terminal Designation6
Integrated Control Diagram7
Integrated Control Configuration Guide8
Integrated Control Diagnostic Modes9
Diagnostic Push Button9
Error Code Recall Mode9
Program Unit Capacity/Size Mode9
Integrated Diagnostic Codes/Status Of Equipment10
Dip Switch Settings15
Heating Operation Dip Switch Settings15
Indoor Blower Operation Dip Switch Settings15
Blower Off Delay Switch Settings15
Cooling Blower Speed Adjustment16
Cooling Mode Blower Speed Ramping16
Heating Mode Blower Speeds16
Continuous Blower Speed16
Blower Data17
On-Board Links21
Operating Sequence21
Indoor Blower Motor23
Internal Operation23
Initial Power Up23
Motor Start‐Up24
Troubleshooting Motor Operation24
Blower Harness Connectors25
Troubleshooting Motor Windings26
Heating Components26
Ignitor/Flame Sensor26
Gas Valve26
Flame Rollout Switches27
Burners27
Primary Limit Control27
Ignitor Check28
Combustion Air Inducer And Cold End Header Box29
Combustion Air Inducer Pressure Switch29
Pressure Switch Check30
Placement And Installation31
Pipe & Fittings Specifications31
Venting Options31
Right Side Vent Configuration33
Outdoor Termination Usage34
Joint Cementing Procedure35
Venting Practices35
Exhaust Piping36
Vent Piping Guidelines37
Minimum Vent Pipe Lengths37
Maximum Allowable Intake Or Exhaust Vent Length38
Typical Exhaust Pipe Connections39
Typical Intake Pipe Connections39
Typical Exhaust Connections With Right Side Vent Option40
Typical Air Intake Pipe Connections With Right Side Vent Option40
Intake Piping41
General Guidelines For Vent Terminations42
Maximum Allowable Exhaust Vent Pipe Length43
Maximum Allowable Exhaust Vent Length Using Ventilated Attic44
Vent Termination Clearances For Non-Direct Vent Installations45
Vent Termination Clearances For Direct Vent Installations46
Intake And Exhaust Piping Terminations For Direct Vent Installations47
Field Fabricated Wall Termination49
Alternate Terminations (Tee And Forty-Five Degree Elbows Only)49
Exhaust Piping Terminations For Non‐Direct Vent Applications50
Condensate Piping51
Trap/Drain Assembly Using 1/2" PVC or 3/4" PVC Cold End Header Box53
Start-Up55
Preliminary And Seasonal Checks55
Priming Condensate Trap55
Turning Off Gas To Unit55
Heating System Service Checks56
Testing Gas Piping56
Testing Gas Supply Pressure56
Check Manifold Pressure56
Proper Combustion57
High Altitude57
Gas Meter Clocking Chart57
Proper Ground And Voltage58
Typical Operating Chracteristics59
Maintenance59
Blower Operation And Adjustment59
Temperature Rise59
Filters60
Exhaust And Air Intake Pipes60
Electrical Parts Check60
Winterizing And Condensate Trap Care60
Cleaning The Burner Assembly61
Wiring And Sequence Of Operation62
Heating Sequence - Integrated Control Thermostat63
Heating Operation With Two-Stage Thermostat64
Heating Operation With Single Stage Thermostat64
Optional Accessories66
Field Wiring Applications With Conventional Thermostat67
Program Unit Capacity Size Modes71
Troubleshooting72