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Carrier 25HNA936A0030030 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 decides when the heated air is warm enough so that it may be pushed through the ducts and out the vents.
Warnings of a dying main limit switch
- The heating and AC system will not begin the ignition sequence or run well longer than 30 seconds
- Your system starts to behave erratically more often than not
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If you are going to be buying or ordering a replacement limit switch for your Carrier 25HNA936A0030030, do your due diligence and make sure of the model number and also make a visual inspection so that you are positive that the correct replacement limit switch is the one being purchased. You do not have to install it yourself. Locate a pro in your community to do it for you.
Feel free to download your manual for help.
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