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Goodman GHS80905CN Thermistor
A thermistor is a thermal resistor, whose rated resistance is contingent on the actual temperature is perceives. The heating and cooling system reads the temperature in certain areas to make sure everything is running smoothly. They inform the main board when the temperature reaches a certain point.
Indications the system thermister needs a replacement ASAP
- The system could never start up due to any one thermistor that has failed
- The main blower refuses in the attempt to ramp up
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