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Carrier 50JZ030300 Thermistor
A thermistor is a certain type of resistor that has a fluctuating resistance that is directly proportioned to temperature at its location. The system needs to know the temperature in several different areas to know what to do next. They tell the system when the temperature has been reached.
Warnings your all-important thermister is on its last leg
- The heating and AC system may not even start because of the bad thermistor
- Primary blower could never begin to begin to engage full speed spinning
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If you decide on picking up or purchasing any Carrier 50JZ030300 replacement part, do your due diligence and make sure of the correct model as well as make a visual comparison in order to be sure the proper replacement thermistor is being ordered. You do not need to install the replacement part alone. Search for a pro in your community to replace the part.
Feel free to download your manual for help.
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