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Bryant 330JAV Thermistor
In an HVAC system, a thermistor is a thermal resistor, that has a varied resistance that depends on the thermal temperature. They inform the system control board when a temperature has been reached. The furnace or AC needs to know the temperature throughout the whole system to know what to do next.
Key indicators that my Bryant thermister is failing?
- The main blower could possibly fail in its attempt to ramp up
- The whole system may not function because of any stuck thermistor
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Before buying or purchasing a replacement thermistor for your Bryant 330JAV do your best and cross-check the correct model as well as make a visual inspection so that you are positive that the correct replacement thermistor is the one being purchased. You do not need to install it yourself. Pay a professional locally to do the job for you.
Feel free to download your manual for help.
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