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Carrier 25HPA460A0030010 Limit Switch
The limit switch is a switch in the heating area that makes the determination when the heated air is actually warm enough that it can be circulated throughout the house. This is important due to the fact that if the air inside the furnace is too cool then the house will never get warm enough.
Main clues limit switch needs a replacement ASAP
- The HVAC system will not initiate or continue to run longer than 10 minutes
- The whole system begins to become unpredictable frequently
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