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Carrier 48GP036090300 Limit Switch
Limit switches exist 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 is a switch in the heating area that senses, or governs, when the air is warmed to a point that it can be circulated throughout the house.
Simple warnings that your limit switch is almost dead?
- System will not begin the ignition sequence or run well as it should
- The Carrier system starts to initiate and then stops on a regular basis
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