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Carrier 38EYA030 Limit Switch
The limit switch has a sensor in the heat exchanger that makes the determination if and when the 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.
Key clues to watch for in a failing critical limit switch
- The HVAC system is beginning to erratically repeatedly
- System will not even start or run well for any length of time
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If you decide on picking up or purchasing a new Carrier 38EYA030 replacement part do your best and make sure of the model number and also make a visual comparison so that you are positive that the correct replacement limit switch is being ordered. You do not have to replace the part all by yourself. Pay a professional in your community to replace the part.
Feel free to download your manual for help.
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