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Carrier 25HPA330A0030010 Limit Switch
A normal limit switch contains a sensor in the heating area that makes the determination when the heated air is warm enough that it can be circulated throughout the house. Limit switches exist because if the air never warms up the you will lose heat in the ducts and the vents will just blow cool air.
Red flags of a weak main limit switch
- The system is starting to initiate and then stops more than once
- The HVAC system will not begin the ignition sequence or run well longer that five minutes
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If you are going to be buying or ordering a new Carrier 25HPA330A0030010 replacement part, do your due diligence and double check the correct model and also make a visual comparison so that you are positive that the right limit switch is the one being purchased. Once you have the part to install the part by yourself. Locate a pro locally to do the job for you.
Feel free to download your manual for help.
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