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International Comfort Products N9MP2075B12A2 Thermistor
In an HVAC system, a thermistor is a specific kind of resistor that has a fluctuating resistance that is contingent on the temperature. They notify the system control board when a temperature in increasing or decreasing. The system must know the temp in certain areas to make sure everything is running smoothly.
Subtle hints your all-important thermister has little life left
- The entire system may not initiate the starting sequence due to a damaged thermistor
- The main blower could possibly fail in the attempt to engage full speed spinning
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