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Payne PY1PNB060090 Thermistor
In an HVAC system, a thermistor is a type of resistor whose rated resistance changes as it depends on temperature. The heating and cooling system deciphers the temp in a few critical areas to do its job correctly. They notify the HVAC system when a certain temperature in increasing or decreasing.
Clues the temp-regulating thermister is not going to last much longer
- The system may not even start because of the thermistor that has failed
- Blower motor fails to begin to ramp up to full speed
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