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Carrier 48JZ Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor that has a swinging resistance is dependent on the temperature. The main control board must know the temp in a few critical areas to know what to do next. They can tell the system control board when the temperature in increasing or decreasing.
Simple signals the Carrier thermister has little life left
- Blower motor could never begin in its attempt to begin full speed blowing
- The whole system may not initiate the starting sequence depending on which is the damaged thermistor
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Before you decide on buying or ordering a new Carrier 48JZ replacement part, do your due diligence and double check the correct model as well as make a visual comparison in order to be sure the correct replacement thermistor is the one being purchased. Installation of the thermistor can be quite easy assuming you possess the knowledge and have the proper tools to do it right.
Feel free to download your manual for help.
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