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Lennox HP13-042 Flame Sensor
The flame sensor is a safety device that can sense the exact flame upon ignition. As you would probably could have guessed, if the flame sensor senses a problem the furnace cannot start again until the problem is repaired.
Simple indications of a declining flame sensor
- Your heating system cannot begin working when you crank the thermostat up
- The gas has problems trying to properly ignite and shut down
- The furnace will work rarely when the time is right
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Before buying or purchasing, do your due diligence and double check the model number and also make a visual inspection so that you are positive that the correct flame sensor is being ordered. Once you have the part to install it yourself. Look for a professional locally to do it for you.
Feel free to download your manual for help.
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