
© 2021 Staheli West
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Faults
Fault 1000: Flame Detected in Standby
Fault 1001: Flame Detected in Start
Fault 1002: Flame Detected in Pre-Purge
Fault 1003: Flame Detected in Purge
Fault 1004: Flame Detected in Pre-Ignition
Indicates flame was detected when there should be no flame.
Causes
Troubleshooting
Fixes
• Flame in boiler.
• Check for burning/smoldering
debris inside the boiler.
• Start the fan in Manual Mode
to blow out the fire.
• Wait for flame to burn out.
• Faulty flame detector.
• 3 Flame detector LED states:
Blinking - No flame
Solid - Flame
No LED - Problem/No power
• Replace flame detector.
• Faulty wiring.
• Inspect the wiring for ground,
continuity, and proper voltage.
• Repair/Replace wiring.
Summary of Contents for DewPoint 331
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