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Lennox G40DF-36A-070X Air Pressure Switch
The primary function of an air pressure type switch is to see if the primary blower is running properly. The majority of pressure switches are programmed with a manual reset, by which you must manually reset it before you can continue using the system. This pressure switch is a vital device of all the safety features in today's HVAC systems in place to keep you safe from harm.
Signs to Look for when your Pressure Switch is Starting to Go
- Furnace is unable to run.
- The desired indoor temperature is almost never fully achieved.
- Inaccurate volt range being read.
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Before buying or purchasing do your best and make sure of the model number as well as make a visual comparison so that you are positive that the correct air pressure switch is the one being purchased. If you are not sure about the properly replacing the air pressure switch by yourself then it is probably best to consult a pro to do the replacement of the part.
Feel free to download your manual for help.
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