9-FLASHCRITICAL
Rollout Switch Tripped
The rollout switch has detected flames or excessive heat escaping the burner compartment and shut down the furnace.
What This Error Code Means
A safety condition exists where flame is rolling out of the burner area instead of staying contained.
Common Causes
- Blocked heat exchanger
- Insufficient draft
- Gas pressure too high
- Cracked heat exchanger
- Vent pipe blocked
Affected Brands
LennoxCarrierTraneGoodmanRheemYorkBryant
How ROMA Heating Fixes This
- Inspect burner compartment for flame rollout evidence
- Check heat exchanger for cracks
- Verify proper venting and draft
- Measure gas pressure
- Replace heat exchanger or vent pipe if needed
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Available nights, weekends, and holidays. Fast 1-2 hour response.
Licensed Technicians
TSBC Gas License LGA0202903. Fully insured and WCB covered.
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We diagnose and fix error code issues quickly.
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