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Carrier 42S Flame Sensor
A flame sensor is one of the safety features that senses the exact flame upon ignition. As you would probably could have guessed, if the flame sensor is triggered the whole system stops until that particular problem is fixed.
Cues poorly running flame sensor
- The heat system will not fire up and will shut everything down
- The unit will work occasionally barely
- The gas that has entered the furnace cannot properly ignite and the system throws an error code
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Before buying or ordering any Carrier 42S part do your best and double check the correct model and also make a visual inspection so that you are positive that the correct replacement flame sensor is being ordered. You do not have to install it yourself. Consult with a professional in your community to pay to install it for you.
Feel free to download your manual for help.
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