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Carrier 25HNA936A0030030 Thermistor
A thermistor is a thermal resistor, that has a varied resistance that will fluctuate depending on the temperature. The main control board must know the temp in certain areas to ensure that things are as they should be. They tell the HVAC system when the temperature in increasing or decreasing.
Important hints the Carrier thermister will not live much longer
- The heating and AC system may not even begin to function due to any one thermistor that has failed
- The blower fails in the attempt to get up to full speed
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