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Lennox G40DF-36A-045 Flame Sensor
A flame sensor is an important safety feature that will dependably sense the proper flame during ignition. As with any other safety sensor, if the flame sensor gets set off the whole system stops until obstacle is corrected.
Major warnings of a dying safety flame sensor
- The gas refuses to begin an ignition sequence under any circumstance
- The furnace will work on certain occasions when it thinks it should
- The heat system cannot produce any heat no matter what
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Before you decide on buying or purchasing a new Lennox G40DF-36A-045 replacement part, do your due diligence and make sure of the model number as well as make a visual comparison in order to be sure the right flame sensor is being ordered. Once you have the part to install it yourself. Consult with a professional in your community to hire and install the part for you.
Feel free to download your manual for help.
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