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Carrier 25HNA624A0030020 Limit Switch
A normal limit switch contains a sensor in the heating area that can determine when the air is warmed to a point so that it may be pushed through the ducts and out the vents. 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.
Signals main limit switch is in dire straights
- The HVAC system is unable to start nor will it stay running like it is supposed to
- The HVAC system is starting to run erratically on a regular basis
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Before buying or ordering any Carrier 25HNA624A0030020 replacement part, do your due diligence and make sure of the model number as well as make a visual inspection so that you are positive that the proper replacement limit switch is the one being purchased. You do not need to replace the part all by yourself. Pay a professional locally to do the job for you.
Feel free to download your manual for help.
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