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Bryant 330AAV Thermistor
A thermistor is a type of resistor that has a swinging resistance changes as it depends on temperature. The heating system takes the temperature in order to make sure everything is running smoothly. They tell the circuit board when a certain temperature reaches a certain point.
Signals the Bryant thermister is in dire need of a replacement
- The AC and heat system may not even start because of any improperly set thermistor
- Blower motor may fail in its attempt to engage full speed
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