
© 2021 Staheli West
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Faults
Fault 1121: Flame Detector Signal Voltage Low
Indicates the flame detector signal was below 4.25 V for 5 seconds.
Causes
Troubleshooting
Fixes
• Missing flame detector voltage
divider.
• Repair/Replace flame detector voltage divider.
• Burner harness disconnected.
• Reconnect burner harness.
• Faulty wiring.
• Inspect the wiring for ground,
continuity, and proper voltage.
• Repair/Replace wiring.
• Faulty burner controller.
• Replace burner controller.
Fault 1122: Flame Detector Signal Voltage High
Indicates the flame detector signal was above 9.5 V for 5 seconds.
Causes
Troubleshooting
Fixes
• Faulty wiring.
• Inspect the wiring for ground,
continuity, and proper voltage.
• Repair/Replace wiring.
• Faulty burner controller.
• Replace burner controller.
Fault 1125: Low Fire on/off Solenoid Disconnected
Indicates an open circuit during use.
Causes
Troubleshooting
Fixes
• Solenoid disconnected.
• Connect solenoid.
• Faulty wiring.
• Inspect the wiring for ground,
continuity, and proper voltage.
• Repair/Replace wiring.
• Faulty solenoid.
• Replace solenoid.
Fault 1126: Low Fire on/off Solenoid Short To Ground
Indicates the amperage draw is too high.
Causes
Troubleshooting
Fixes
• Faulty wiring.
• Inspect the wiring for ground,
continuity, and proper voltage.
• Repair/Replace wiring.
• Faulty solenoid.
• Replace solenoid.
Fault 1127: High Fire on/off Solenoid Disconnected
Indicates an open circuit during use.
Causes
Troubleshooting
Fixes
• Solenoid disconnected.
• Connect solenoid.
• Faulty wiring.
• Inspect the wiring for ground,
continuity, and proper voltage.
• Repair/Replace wiring.
• Faulty solenoid.
• Replace solenoid.
Summary of Contents for DewPoint 331
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