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Carrier 38YDB060 Limit Switch
A normal limit switch has a sensor in the heat exchanger that can determine if and when the air is warmed to a point for the air to begin normal home circulation. Limit switches are crucial because if the air is too cool inside the furnace to begin with, the you will lose heat in the ducts and the vents will just blow cool air.
Simple signals limit type switch needs replacing ASAP
- Your Carrier system will not begin or run longer than 10 minutes
- The Carrier system is beginning to run erratically on a regular basis
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