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Lennox SPA048H4 Flame Sensor
A flame sensor is one of the safety features that will consistently detect the precise flame upon ignition. Due to safety concerns, if the sensor generated a error the gas valve is shut off and the system halts until obstacle is corrected.
Clues to watch for to know the primary flame sensor is in need of replacing
- HVAC system will run intermittently whenever it pleases
- The gas furnace is unable to begin operations and will shut everything down
- The gas that has entered the furnace will not even try to start an ignition sequence no matter what you do
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If you are going to be buying or ordering any Lennox SPA048H4 replacement part, do your due diligence and double check the model number as well as make a visual inspection so that you are positive that the correct flame sensor is the one being purchased. There is no need to install the replacement part alone. Find a professional in your community to do it for you.
Feel free to download your manual for help.
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