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Carrier 30GT Limit Switch
This is important because if the air never warms up the you will lose all the heat as the air flows through the ducts. The limit switch is a type of sensor switch located in the furnace that determines when the heated air is warm enough to activate the main blower.
Subtle cues of a faulty critical limit switch
- Your Carrier system refuses to kick in or run longer than 10 minutes
- The HVAC system is starting to stop suddenly from time to time
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Before buying or purchasing do your best and double check the correct model 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. Find a professional in your area to do the job for you.
Feel free to download your manual for help.
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