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Carrier 48XPN060130300 Limit Switch
A normal limit switch is a type of sensor switch located in the furnace that can determine if and when the air is warm enough to activate the main blower. The main reason limit switches are made is because if the air never warms up then you will never get hot air through the ducts.
Some clues limit switch should need replacing
- The HVAC system is starting to run erratically often
- Your Carrier system is unable to start or run well like it is supposed to
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