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Carrier CRBTMPWR003A01 Limit Switch
Limit switches are built because if the air is not warm enough the you will lose all the heat as the air flows through the ducts. A normal limit switch has a sensor in the air handler that makes the determination if and when the air is actually warm enough for the air to begin normal home circulation.
Clues to watch for to know main limit switch will soon need to be replaced
- System will not begin the ignition sequence or run for any significant length if time
- The system is starting to erratically time after time
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If you decide on picking up or ordering, do your due diligence and cross-check the model number and also make a visual comparison in order to be sure the correct limit switch is being ordered. There is no rule that says you have to install it yourself. Consult with a professional locally to pay to install it for you.
Feel free to download your manual for help.
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