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Carrier 38SYG036 Limit Switch
The limit switch is a type of sensor switch in the air handler that makes the determination when the heated air is warmed to a point for the air to begin normal home circulation. Limit switches are built due to the fact that if the air inside the furnace is too cool then the house will never get warm enough.
Clues poorly running critical limit switch
- Your system begins to ramp up but then stops more often than not
- The HVAC system will not initiate or run well like it should
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