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Carrier 380B Thermistor
A thermistor is a type of resistor which has a resistance that fluctuates depending on the actual temperature is perceives. They inform the system when the temperature reaches a certain point. The main control board takes the temperature in certain areas to make a decision on what needs to be done.
Symptoms the temp-regulating thermister is going to die
- The initial sequence may not initiate the starting sequence due to a thermistor that is damaged
- Blower fan could possibly fail in the attempt to ramp up the airflow
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If you are going to be buying or ordering a replacement thermistor for your Carrier 380B, do your due diligence 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. You do not need to install it yourself. Find a professional in your town or city to replace the part.
Feel free to download your manual for help.
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