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GSR14
Service information
Lennox GSR14 Service Information
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Also See for GSR14
:
Installation
(4 pages)
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Introduction
Pulse Combustion Process
Parts Arrangement
Specifications
Horizontal Application
Unit Components
Make-Up Box
Low Voltage Terminal Strip
Transformer
Secondary Limit
Ignition Control
Watsco Control
Gas Energy Control
Primary Control Functions
Normal Ignition Sequence Timings
Ignition Attempt Sequence for Retrials
Ignition Control Timing
Gas Energy Ignition Control Timing
Watsco Ignition Control Timing
Gas Valves and Expansion Tank
Conversion of White Rodgers Gas Valve
Expansion Tank
Gas Valve Conversion
Differential Pressure Switch
Gas Intake Flapper Valve
Convertible Gas Valve
Combustion Components
Air Intake and Purge Blower
Air Intake Flapper Valve
Exhaust Decoupler
Blower Motors and Capacitors
Blower Speed Selection
Spark Plug and Sensor
Gas and Air Components
Sequence of Operation
Proper Installation
Transporting the Unit
Support Frame and Suspension Rods
Isolation Mounting Pads
Typical Installations
Ball Float Condensate Trap
Condensate Line
Typical Heat Wrap Tape Installation
Typical Drip Leg Installations
Condensate Trap Installation
Ball Float Condensate Trap Installation
Typical Gas Connection
Field Wiring Diagram
Flexible Gas Connector
Muffler
Exhaust Insulation
Concentric Termination
Minimum Diameter for GSR14 Venting
AGA & CGA Unit Roof Termination
CGA Units Only Individual Wall Terminations
Maintenance
Supply Air Blower
Filters
To Measure Temperature Rise
Manifold Pressure
Line Pressure
Flame Signal
Exhaust Temperature Range
Exhaust CO Content
Safety Shutdown
Internal Component Temperatures
Condensate Ph Range
Acceptable Operating Input
Checking Gas Input
Meter Flow Rate
New Unit Startup
Troubleshooting
Air Flapper Valve Assembly
Checking Air Intake Flapper Valve
Air Flapper Valve Required Clearance
Checking the Gas Flapper Valve
Checking the Gas Orifice
Other Problems
Blower Runs Continuously
Abnormal Sounds
Supply Air Blower Does Not Run
Basic Diagnostic Flow Chart
Unit will Not Run
Troubleshooting Flow Chart
Unit Starts Clean but Runs Less
Unit Runs but Shuts off before Thermostat Is Satisfied
Unit Accessories
Low Ambient Thermostat Kit
Low Ambient Kit Operating Sequence
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Parts Arrangement
2
Specifications
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Installation
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Table of Contents
Troubleshooting
New unit startup
26
Troubleshooting flow chart
32
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