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Carrier 30H Thermistor
In an HVAC system, a thermistor is a certain type of resistor which has a resistance that is solely dependent on current temperature. They tell the HVAC system when a temperature in increasing or decreasing. The main control board interprets the temperature in a few critical areas to do its job as it should.
General indicators that your the system thermister will need to be replaced
- The entire system could possibly not even begin depending on which is the thermistor that has failed
- Blower motor could possibly fail in the attempt to ramp up the airflow
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Before you decide on buying or ordering any Carrier 30H replacement part, do your due diligence and make sure of the correct model as well as make a visual inspection so that you are positive that the proper replacement thermistor is being ordered. Replacing a new thermistor is a piece of cake if you know what you are doing and have the proper tools to do it right.
Feel free to download your manual for help.
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