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Carrier FF1DNA030075AAAA Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor which has a resistance that is dependent on the actual temperature is perceives. They tell the system control board when a certain temperature in increasing or decreasing. The system interprets the temperature in several different areas to know what to do next.
Signals the Carrier thermister will eventually need to be replaced
- The system may not function because of the bad thermistor
- The blower fails to begin to begin full speed blowing
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