Lennox EL296DF070XV48B Manuals

Manuals and User Guides for Lennox EL296DF070XV48B. We have 2 Lennox EL296DF070XV48B manuals available for free PDF download: Unit Information

Lennox EL296DF070XV48B Unit Information (77 pages)

icomfort - ENABLED EL296DFV(X) SERIES UNITS

Brand: Lennox | Category: Furnace | Size: 3.28 MB

Table of Contents
1
Specifications
2
Installation Clearances
2
Parts Identification
4
Unit Components
5
Control Box
5
Circuit Breaker
5
Electronic Ignition
5
Pin Terminal Designation
6
Integrated Control Diagram
7
Integrated Control Configuration Guide
8
Integrated Control Diagnostic Modes
9
Diagnostic Push Button
9
Error Code Recall Mode
9
Program Unit Capacity/Size Mode
9
Integrated Diagnostic Codes/Status of Equipment
10
DIP Switch Settings
15
Heating Operation DIP Switch Settings
15
Indoor Blower Operation DIP Switch Settings
15
Blower off Delay Switch Settings
15
Cooling Blower Speed Adjustment
16
Cooling Mode Blower Speed Ramping
16
Heating Mode Blower Speeds
16
Continuous Blower Speed
16
Blower Data
17
On-Board Links
21
Operating Sequence
21
Indoor Blower Motor
23
Internal Operation
23
Initial Power up
23
Motor Start‐Up
24
Troubleshooting Motor Operation
24
Blower Harness Connectors
25
Troubleshooting Motor Windings
26
Heating Components
26
Ignitor/Flame Sensor
26
Gas Valve
26
Flame Rollout Switches
27
Burners
27
Primary Limit Control
27
Ignitor Check
28
Combustion Air Inducer and Cold End Header Box
29
Combustion Air Inducer Pressure Switch
29
Pressure Switch Check
30
Placement and Installation
31
Pipe & Fittings Specifications
31
Venting Options
31
Right Side Vent Configuration
33
Outdoor Termination Usage
34
Joint Cementing Procedure
35
Venting Practices
35
Exhaust Piping
36
Vent Piping Guidelines
37
Minimum Vent Pipe Lengths
37
Maximum Allowable Intake or Exhaust Vent Length
38
Typical Exhaust Pipe Connections
39
Typical Intake Pipe Connections
39
Typical Exhaust Connections with Right Side Vent Option
40
Typical Air Intake Pipe Connections with Right Side Vent Option
40
Intake Piping
41
General Guidelines for Vent Terminations
42
Maximum Allowable Exhaust Vent Pipe Length
43
Maximum Allowable Exhaust Vent Length Using Ventilated Attic
44
Vent Termination Clearances for Non-Direct Vent Installations
45
Vent Termination Clearances for Direct Vent Installations
46
Intake and Exhaust Piping Terminations for Direct Vent Installations
47
Field Fabricated Wall Termination
49
Alternate Terminations (Tee and Forty-Five Degree Elbows Only)
49
Exhaust Piping Terminations for Non‐Direct Vent Applications
50
Condensate Piping
51
Trap/Drain Assembly Using 1/2” PVC or 3/4” PVC Cold End Header Box
53
Start-Up
55
Preliminary and Seasonal Checks
55
Priming Condensate Trap
55
Turning off Gas to Unit
55
Heating System Service Checks
56
Testing Gas Piping
56
Testing Gas Supply Pressure
56
Check Manifold Pressure
56
Proper Combustion
57
High Altitude
57
Gas Meter Clocking Chart
57
Proper Ground and Voltage
58
Typical Operating Chracteristics
59
Maintenance
59
Blower Operation and Adjustment
59
Temperature Rise
59
Filters
60
Exhaust and Air Intake Pipes
60
Electrical Parts Check
60
Winterizing and Condensate Trap Care
60
Cleaning the Burner Assembly
61
Wiring and Sequence of Operation
62
Heating Sequence - Integrated Control Thermostat
63
Heating Operation with Two-Stage Thermostat
64
Heating Operation with Single Stage Thermostat
64
Optional Accessories
66
Field Wiring Applications with Conventional Thermostat
67
Program Unit Capacity Size Modes
71
Troubleshooting
72

Lennox EL296DF070XV48B Unit Information (91 pages)

Brand: Lennox | Category: Furnace | Size: 10.25 MB

Table of Contents
1
Specifications
2
I Unit Components
9
Installation
38
Start up
61
Heating System Service Checks
62
Typical Operating Characteristics
65
Maintenance
65
Wiring and Sequence of Operation
68
Troubleshooting
87

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