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International Comfort Products HPFM Thermistor
A very basic thermistor is a thermal resistor, that has a swinging resistance is dependent on the heat. They tell the system when the temperature reaches a certain point. The system control board interprets the temperature in order to understand what is going on.
Important signs your thermister should need replacing
- Main blower fails to begin to ramp up
- The whole HVAC system may never begin due to any one thermistor that is the problematic one
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