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Carrier 25HPA336A0030010 Limit Switch
Limit switches exist because if the warmed air is too cool then the house will never get warm enough. A normal limit switch is a type of sensor switch in the heat exchanger that determines when the air is warmed to a point for the blower to be activated.
Do you know if your limit switch is dying?
- Your system starts to runs uneven more than once
- The heating and AC system refuses to start or will not stay running longer than a minute
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