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International Comfort Products N9MP1125J20C2 Flame Sensor
A flame sensor can only be found on furnaces that burn a gas. It is a safety sensor that will consistently detect the proper flame upon ignition. As with most safety features, if the sensor produces an error the system remains completely shut down until obstacle is corrected.
Elements to watch for in a failing flame sensor
- The main type of gas has problems trying to start an ignition sequence and some type of error flashes on the main board
- Your system will not fire up whatsoever
- The heating system will work on certain occasions barely
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