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International Comfort Products PGF060S140E Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor whose resistance fluctuates depending on the thermal temperature. The furnace or AC interprets the temperature in a few critical areas to be sure everything is going well. They notify the HVAC system when a certain temperature in increasing or decreasing.
Major indications the system thermister needs replacing
- The whole system may never begin because of the thermistor that is malfunctioning
- Blower fan could never begin in the attempt to ramp up the airflow
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