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Carrier 48-50A-7T Limit Switch
A normal limit switch is a switch in the air handler that makes the determination when the heated air is actually warm enough that it can be circulated throughout the house. Limit switches exist due to the fact that if the air never warms up inside the exchanger the you will lose heat in the ducts and the vents will just blow cool air.
Important signs limit type switch is failing
- Your Carrier system will not start or continue to run for any length of time
- The HVAC system begins to become unpredictable on a regular basis
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If you decide on picking up or ordering, do your due diligence and double check the model number as well as make a visual comparison in order to be sure the correct replacement limit switch is the one being purchased. Once you have the part to install the part by yourself. Hire someone with experience in your community to do it for you.
Feel free to download your manual for help.
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