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Carrier 50XT-A24 Thermistor
A thermistor is a specific kind of resistor whose resistance is solely dependent on heat. The heating system needs to know the temperature in order to make a decision on what needs to be done. They convey to the main board when a temperature has been reached.
Signals of a dying system thermister
- The main blower could refuse in its attempt to ramp up to full speed
- The whole system could possibly not operate due to any one thermistor that is malfunctioning
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Before buying or purchasing any Carrier 50XT-A24 replacement part, do your due diligence and double check the correct model and also make a visual comparison in order to be sure the correct replacement thermistor is the one being purchased. There is no rule that says you have to install it yourself. Find a professional in your town or city to do the job for you.
Feel free to download your manual for help.
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