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Carrier 48GP048130300 Limit Switch
The limit switch is a switch in the heat exchanger that determines when the heated air is warmed to a point that it can be circulated throughout the house. Limit switches are crucial because if the air is too cool inside the furnace to begin with, the you will lose heat in the ducts and the vents will just blow cool air.
Do you know if your chief limit switch is almost going bad?
- System refuses to kick in or run well longer that five minutes
- The system is beginning to go through the startup sequence but stops quickly occasionally
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