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International Comfort Products PA9524AKA2 Thermistor
A very basic thermistor is a thermal resistor, that has a swinging resistance will fluctuate depending on the heat. They can tell the system control board when a certain temperature in increasing or decreasing. The furnace or AC takes the temperature in several different areas to make sure everything is running smoothly.
Clues your all-important thermister will soon need to be replaced
- The whole system could possibly never start due to a thermistor that has failed
- Blower motor could never begin to begin to engage full speed spinning
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