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International Comfort Products TNE075F14A1 Thermistor
A very basic thermistor is a certain type of resistor that has a swinging resistance is directly proportioned to the amount of, or lack thereof, heat. The HVAC system reads the temperature in certain areas to know what to do next. They inform the circuit board when a certain temperature has been reached.
Simple signals your thermister is on its last leg
- The system blower refuses in the attempt to ramp up the airflow
- The entire system may not operate because of the thermistor that is the problematic one
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