Troubleshoot
Table Of Contents
- Troubleshooting HD Direct Spark Units
- How to use this application
- Table of contents
- Definitions & Basic Operation
- Flame Status - Yellow LED labeled “FLAME”
- Heating Sequence of operation
- End of Heating Sequence of operation
- Call for heat – unit does nothing
- Call for heat – unit does nothing
- Call for heat – unit does nothing
- Call for heat – unit does nothing
- Call for heat – unit does nothing
- Call for heat – unit does nothing
- Troubleshooting flash codes
- Troubleshooting flash codes
- No flashes – Troubleshooting codes
- One Flash - Troubleshooting codes
- One Flash – No Power Exhauster
- One Flash – Pressure switch Won’t close
- Two flashes - Troubleshooting codes
- Three Flashes - Troubleshooting codes
- Three Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Four Flashes - Troubleshooting codes
- Five Flashes - Troubleshooting codes
- Six Flashes - Troubleshooting codes
- Six Flashes - Troubleshooting codes
- Six Flashes - Troubleshooting codes
- Seven Flashes - Troubleshooting codes
- Before REPLACING THE CONTROL BOARD
- For additional help Installation & Service manual live operators
- Slide Number 41
TROUBLESHOOTING FLASH CODES
• No Flashes See Green Light is off
• One Flash Pressure switch does not close within
30 seconds of inducer energized.
• Two Flashes Pressure switch is closed before
inducer is energized
• Three Flashes Open in the safety switch circuit
(limit switch or flame roll out switch is open)
• Four, Five, Six or Seven Flashes
Back Start Over
Back Start Over