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Carrier FX4CNF024000 Thermistor
A thermistor is a type of resistor that has a varied resistance that is dependent on the heat. They tell the system control board when the temperature in increasing or decreasing. The system needs to know the temperature in order to be sure everything is going well.
Major symptoms the system thermister will eventually need to be replaced
- The initial sequence could never start up because of any thermistor that is damaged
- The blower may fail to begin to engage full speed
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Before buying or ordering do your best and make sure of the model number and also make a visual inspection so that you are positive that the proper replacement thermistor is the one being purchased. There is no rule that says you have to replace the part all by yourself. Look for a professional in your community to do it for you.
Feel free to download your manual for help.
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