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Carrier 50JZ030310 Limit Switch
One big reason why limit switches are designed that way is because if the air never warms up the you will lose heat in the ducts and the vents will just blow cool air. A normal limit switch contains a sensor in the air handler that can determine when the heated air is warmed to a point to activate the main blower.
Some clues main limit switch is in dire need of a replacement
- The heating and AC system refuses to kick in or run well longer than a minute
- The whole system begins to shut down unexpectedly more than once
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If you are going to be buying or ordering any Carrier 50JZ030310 part, 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 being ordered. Once you have the part to install the part by yourself. Hire a pro in your community to hire and install the part for you.
Feel free to download your manual for help.
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