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Goodman ARPF36421 Flame Sensor
The flame sensor is a device that will reliable sense the appropriate flame when igniting the system. As with most devices used for safety reason, when the flame sensor is activated the gas valve is shut off and the system halts for as long as the problem remains.
What red flags are there that my furnace flame sensor is in need of a replacement?
- System will start intermittently at the stroke of midnight after the second full moon following the second Sunday of the month
- Your system refuses to fire up when you crank the thermostat up
- The gas refuses to try to start an ignition sequence and closes down
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