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Carrier 58MCB120 Thermistor
A thermistor is a thermal resistor, that has a varied resistance that is directly proportioned to temperature. The main control board must know the temp in several different areas to make a decision on what needs to be done. They can tell the HVAC system when a certain temperature has been reached.
What are the clues to watch out for to know my all-important thermister is about to go out?
- The heating and AC system may not even begin to function due to a stuck thermistor
- Blower fan could refuse in its attempt to ramp up to full speed
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Before buying or purchasing a replacement thermistor for your Carrier 58MCB120, do your due diligence and double check the model number and also make a visual comparison so that you are positive that the correct replacement thermistor is the one being purchased. You do not have to install the replacement part alone. Search for a pro in your town or city to hire and install the part for you.
Feel free to download your manual for help.
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