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Goodman GPH1442H41AB Thermistor
A thermistor is a special kind of new age resistor that has a varied resistance that is directly proportioned to temperature at its location. They convey to the system when a certain temperature reaches a certain point. The control board deciphers the temp in a few critical areas to know what to do next.
Major symptoms your all-important thermister will eventually need to be replaced
- The system may never start up due to a thermistor that is malfunctioning
- The main fan could never begin to begin to ramp up to full speed
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