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Payne PA2PNB036000AA Thermistor
In an HVAC system, a thermistor is a thermal resistor, whose rated resistance is altered by thermal temperature. The heating and cooling system reads the temperature in a few critical areas to make sure everything is running smoothly. They inform the circuit board when the temperature in increasing or decreasing.
General indicators that your the Payne thermister will need to be replaced
- The blower could fail in the attempt to engage full speed
- The system may not operate depending on which is the thermistor that is stuck open
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