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Carrier FE4ANF002000 Flame Sensor
A flame sensor is a very important part of the safety feature set that can sense the acceptable flame upon ignition. As with most devices used for safety reason, if the sensor produces an error the furnace will not start for as long as it takes to remedy the problem.
Warnings your flame sensor should be replaced
- The unit will sort of operate on certain occasions only
- The gas has problems trying to begin an ignition sequence no matter what
- Your heating system is unable to even start and spits out an error code on the main board
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