MEDIUMError Code
E227: Flame Amplifier Fault (Furnace)
Flame sense circuit not generating enough microamp signal.
What This Error Code Means
Flame signal too weak for control board to confirm burner is lit.
Common Causes
Dirty flame sensor
Wire insulation breakdown
Poor burner ground
Amplifier module failure
Flame rod corroded
Affected Brands
LennoxCarrierTraneGoodmanRheemYorkBryant
How ROMA Heating Fixes This Error Code
Clean sensor and check position
Test microamp signal
Check burner ground
Replace flame sensor
Verify signal strength
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