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International Comfort Products GPFM24K040F Thermistor
A thermistor is a type of resistor that has a varied resistance that is solely dependent on temperature at its location. The heating and cooling system reads the temperature in a few critical areas to ensure that things are as they should be. They convey to the HVAC system when the temperature reaches a certain point.
Some clues your all-important thermister will have to be replaced
- The initial sequence could possibly not operate depending on which is the improperly set thermistor
- Main blower may fail in the attempt to engage full speed spinning
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