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Carrier 48XP048115300 Limit Switch
The reason limit switches exist is due to the fact that if the air inside the furnace is too cool the you will lose heat in the ducts and the vents will just blow cool air. A normal limit switch is a switch in the heating area that senses, or governs, if and when the air is warmed to a point to activate the main blower.
Main clues main limit switch is not going to last much longer
- The HVAC system is starting to ramp up but then stops on a regular basis
- System will not start or run even though max temp has not been reached
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If you are going to be buying or purchasing any Carrier 48XP048115300 part, do your due diligence and double check the correct model as well as make a visual inspection in order to be sure the correct replacement limit switch is the one being purchased. The installing of a new limit switch is not difficult provided you energy and have the tools to do it right.
Feel free to download your manual for help.
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