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Carrier 38ESA048 Thermistor
A thermistor is a thermal resistor, that has a swinging resistance is contingent on the amount of, or lack thereof, heat. The control board interprets the temperature in some specific areas of the system to make a decision on what needs to be done. They notify the circuit board when a certain temperature in increasing or decreasing.
What are the indications that my system thermister is on its last leg?
- The AC and heat system may not function depending on which is the thermistor that is malfunctioning
- The blower fails in the attempt to ramp up to full speed
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If you decide on picking up or ordering, do your due diligence and double check the correct model as well as make a visual inspection so that you are positive that the right thermistor is the one being purchased. It is easy to replace a thermistor on your Carrier 38ESA048 so long as you are handy and have the time and tools to do the job.
Feel free to download your manual for help.
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