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International Comfort Products NTG3050FBA1 Thermistor
In an HVAC system, a thermistor is a specific kind of resistor that has a fluctuating resistance that varies depending on the thermal temperature. They inform the system when a certain temperature has been reached. The furnace or AC must know the temp in order to do its job as it should.
What symptoms are present when the thermister is almost dead?
- The heating and AC system may not initiate the starting sequence due to any one improperly set thermistor
- The blower could refuse in the attempt to begin full speed blowing
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