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Carrier 50XL-A24 Limit Switch
A normal limit switch is a type of sensor switch in the heating area that makes the determination when the heated air is warmed to a point for the main blower to kick in and circulate the air. Limit switches were created because if the air is not warm enough the you will lose all the heat as the air flows through the ducts.
Some clues limit switch is on its last leg
- The HVAC system refuses to start or continue to run longer than 10 minutes
- The HVAC system begins to erratically repeatedly
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Before buying or ordering a new Carrier 50XL-A24 replacement part, do your due diligence and make sure of the model number and also make a visual inspection so that you are positive that the right limit switch is being ordered. Replacing the limit switch is a piece of cake assuming you have the time and have the proper tools to do it right.
Feel free to download your manual for help.
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