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International Comfort Products PAPA42GA1 Flame Sensor
The flame sensor can only be found on furnaces that burn a gas. It is a safety sensor that can reliably detect the appropriate flame during ignition. As with most safety features, if the sensor get triggered everything remains shut off until that particular problem is fixed.
Signals the primary flame sensor needs replacing
- The unit will work intermittently when the time is right
- The gas entering the furnace will not burn no matter what
- Your gas furnace cannot even begin to start and produces an error code on the circuit board
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