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Carrier 48-50A-7T Thermistor
A very basic thermistor is a certain type of resistor whose resistance is directly proportioned to temperature at its location. They notify the HVAC system when a temperature in increasing or decreasing. The main control board reads the temperature in order to know what to do next.
Red flags of an ailing temp regulating thermister
- The AC and heat system may not initiate the starting sequence because of the thermistor that has failed
- Blower fan could possibly fail to begin to ramp up the airflow
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