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Carrier 48XPN036060300 Limit Switch
A normal limit switch is a switch located in the furnace that can determine when the heated air is actually warm enough for the air to begin normal home circulation. Limit switches were created because if the air never warms up the you will lose all the heat as the air flows through the ducts.
Major indications limit switch should be replaced
- Your Carrier system refuses to kick in or will not stay running like it is supposed to
- Your system is starting to go through the startup sequence but stops quickly on a regular basis
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