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Carrier 58STA07010012 Thermistor
In an HVAC system, a thermistor is a certain type of resistor that has a swinging resistance fluctuates depending on the thermal temperature. They tell the system control board when a temperature has been reached. The main control board needs to know the temperature in several different areas to ensure that things are as they should be.
Some clues of a poorly working temp regulating thermister
- The heating and AC system may not initiate the starting sequence due to any one thermistor that is the problematic one
- The main fan could possibly fail in the attempt to ramp up the airflow
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