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International Comfort Products PGF036H080F Thermistor
In an HVAC system, a thermistor is a thermal resistor, that has a fluctuating resistance that depends on the amount of, or lack thereof, heat. The furnace or AC takes the temperature in order to make sure everything is running smoothly. They can tell the HVAC system when a certain temperature in increasing or decreasing.
General indicators that your your all-important thermister will need replacing
- The whole system may not operate depending on which is the thermistor that is the problematic one
- Main blower may fail in its attempt to ramp up
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