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Carrier 38AE Limit Switch
Limit switches are built because if the air never warms up then you will never get hot air through the ducts. The limit switch is a switch located in the furnace that senses, or governs, if and when the air is actually warm enough to activate the main blower.
Clues to watch for to know critical limit switch is not going to last much longer
- Your Carrier system refuses to kick in or will not stay running longer that five minutes
- The HVAC system is starting to shut down unexpectedly frequently
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Before buying or purchasing do your best and make sure of the correct model and also make a visual comparison in order to be sure the correct limit switch is the one being purchased. You do not have to install it yourself. Look for a professional in your community to hire and install the part for you.
Feel free to download your manual for help.
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