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Lennox CB30U-51 Flame Sensor
A flame sensor is an important safety feature that will sense the proper flame upon ignition. As you could guess, if the sensor get triggered the system remains completely shut down until the problem is dealt with.
Main clues the Lennox flame sensor will have to be replaced
- The gas supplying the furnace has difficulty trying to start an ignition sequence and shut down
- The furnace kicks in on certain occasions when it thinks it should
- The gas furnace is unable to start and produces an error code on the circuit board
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If you decide on picking up or purchasing, do your due diligence and make sure of the correct model as well as make a visual inspection in order to be sure the right flame sensor is the one being purchased. Make safety your number one priority when replacing parts in an HVAC environment. If you are not sure what to do then call a pro. Don't be sorry. Be safe.
Feel free to download your manual for help.
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