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Fujitsu ASU30CLX Thermistor
A thermistor is a type of resistor that has a swinging resistance fluctuates depending on the amount of, or lack thereof, heat. They can tell the circuit board when a certain temperature in increasing or decreasing. The HVAC system must know the temp in certain areas to do its job as it should.
Cues of a poorly working temp regulating thermister
- The initial sequence could never start up due to any one malfunctioning thermistor
- Primary blower could never begin in the attempt to get up to full speed
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