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Carrier 58MSA06012108 Limit Switch
Limit switches are crucial because if the warmed air is too cool the you will lose all the heat as the air flows through the ducts. The limit switch has a sensor in the air handler that decides if and when the air is actually warm enough for the main blower to kick in and circulate the air.
Major warnings critical limit switch will need to be replaced
- System will not initiate or continue to run for any length of time
- The Carrier system begins to initiate and then stops occasionally
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