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Frigidaire FRS123LC1 Thermistor
A very basic thermistor is a specific kind of resistor that has a swinging resistance is solely dependent on thermal temperature. The system control board must know the temp in certain areas to do its job correctly. They tell the HVAC system when a certain temperature in increasing or decreasing.
What symptoms are present when the all-important thermister is on its last leg?
- The heating and AC system may not even start because of any stuck thermistor
- Primary blower refuses in its attempt to ramp up the airflow
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