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Lennox 14ACX-048 Flame Sensor
The flame sensor is an important feature that will consistently detect the appropriate flame upon ignition. As with other safety devices, if the sensor produces an error everything comes to a halt until obstacle is corrected.
Important clues of a defective Lennox flame sensor
- The heating system is unwilling to begin working whatsoever
- The gas supplying the furnace will not even try to begin an ignition sequence under any circumstance
- The furnace will work on certain occasions when the time is right
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