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International Comfort Products PGC024K040A Thermistor
A very basic thermistor is a special kind of new age resistor whose resistance will fluctuate depending on the temperature at its location. They notify the circuit board when a certain temperature in increasing or decreasing. The HVAC system takes the temperature in a few critical areas to do its job as it should.
Key signs of a defective system thermister
- The main blower refuses in the attempt to engage full speed
- The heating and cooling system may never begin because of any damaged thermistor
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