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International Comfort Products NTC7050BFA2 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor that has a fluctuating resistance that will fluctuate depending on the actual temperature is perceives. They convey to the system control board when a certain temperature has been reached. The heating system reads the temperature in some specific areas of the system to ensure that things are as they should be.
Major clues of a bad thermister
- The entire system could possibly not even begin due to a thermistor that is malfunctioning
- The main blower could fail in the attempt to ramp up the airflow
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