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International Comfort Products PGF048H080F Flame Sensor
A flame sensor is an important safety feature that will reliable sense the exact flame when igniting the system. Due to the overall safety issue, if the flame sensor gets set off the gas valve is shut off and the system halts until the main issue is remedied.
Key signs to watch for in a bad furnace flame sensor
- Your furnace is unwilling to even start and will shut everything down
- HVAC system will kind of run occasionally at the stroke of midnight after the second full moon following the second Sunday of the month
- The gas cannot begin an ignition sequence and the control shows an error
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