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Carrier 58CTA13510016 Limit Switch
One big reason why limit switches are designed that way is because if the air never warms up then the house will never get warm enough. The limit switch is a type of sensor switch located in the furnace that can determine when the air is actually warm enough for the air to begin normal home circulation.
Symptoms main limit switch needs to be replaced
- Your system is beginning to act differently more than once
- System will not begin or will not stay running longer that five minutes
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