What does 6 flashes mean?
Flame rollout safety switch has tripped — flames escaping combustion chamber.
Common causes
- Cracked heat exchanger
- Blocked flue pipe
- Inducer motor failure
- Excessive gas pressure
Diagnostic & testing steps
- 1. STOP OPERATION IMMEDIATELY
- 2. Inspect burner area for soot, burn marks, or flame damage
- 3. Check flue vent for blockages
- 4. Do NOT reset without finding and correcting root cause
- 5. Inspect heat exchanger for cracks with inspection camera
Tools required
- Inspection camera
- Combustion analyzer
- Multimeter
OEM parts & part numbers
Rollout Switch, Heat Exchanger, Inducer Motor
Part numbers: B1370183, 0130M00000
Safety warning
⚠️ FIRE & CARBON MONOXIDE DANGER: Rollout switch trip is a serious safety fault. Do NOT operate until inspected by qualified technician.
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