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Payne PY2PNB048115AA Limit Switch
The limit switch contains a sensor located in the furnace that makes the determination when the heated air is warm enough for the air to begin normal home circulation. Limit switches exist because if the warmed air is too cool then you will never get hot air through the ducts.
Some warnings of a poorly working main limit switch
- The heating and cooling system refuses to start or will not stay running like it ought to
- The system starts to act differently time after time
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Before buying or ordering any Payne PY2PNB048115AA replacement part, do your due diligence and make sure of the correct model and also make a visual comparison so that you are positive that the correct replacement limit switch is the one being purchased. Some pros may charge higher prices than others so you may want to ask around to find a good deal if money is a concern.
Feel free to download your manual for help.
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