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Carrier 38EYA048 Thermistor
A very basic thermistor is a special kind of new age resistor that has a varied resistance that will fluctuate depending on the amount of, or lack thereof, heat. They convey to the system control board when the temperature in increasing or decreasing. The main control board needs to know the temperature in some specific areas of the system to be sure everything is going well.
Symptoms of a faulty system thermister
- Main blower could fail in the attempt to begin full speed blowing
- The AC and heat system could never start up depending on which is the stuck thermistor
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Before buying or ordering a replacement thermistor for your Carrier 38EYA048 do your best and cross-check the model number as well as make a visual comparison so that you are positive that the right thermistor is being ordered. There is no rule that says you have to install it yourself. Locate a pro in your community to hire and install the part for you.
Feel free to download your manual for help.
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