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Payne PH1ZNA042000AAAA Limit Switch
A normal limit switch contains a sensor in the air handler that makes the determination if and when the air is warmed to a point that it can be circulated throughout the house. One big reason why limit switches are designed that way is due to the fact that if the air never warms up inside the exchanger the you will lose all the heat as the air flows through the ducts.
Major signs critical limit switch has very little life left
- The HVAC system is starting to runs uneven repeatedly
- The HVAC system will not even start or continue to run longer than 30 seconds
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If you are going to be buying or purchasing a replacement limit switch for your Payne PH1ZNA042000AAAA, do your due diligence and make sure of the model number and also make a visual comparison so that you are positive that the correct limit switch is being ordered. If you are unsure about the installation of the limit switch by yourself then it would be in your best interest to consult a pro to do the work for you.
Feel free to download your manual for help.
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