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Carrier KFCEH1801F20 Thermistor
A very basic thermistor is a certain type of resistor that has a swinging resistance will fluctuate depending on the temperature. They notify the circuit board when a temperature reaches a certain point. The HVAC system deciphers the temp in a few critical areas to know what to do next.
Warnings your thermister will not last the year
- The main fan fails in the attempt to ramp up
- The whole system may not even start because of the broken thermistor
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If you are going to be buying or ordering a new Carrier KFCEH1801F20 replacement part, do your due diligence and cross-check the model number as well as make a visual comparison so that you are positive that the proper replacement thermistor is the one being purchased. HVAC professionals may have higher labor rates than others so it may be beneficial to look around your area to acquire the best rate if you want to pay bottom dollar.
Feel free to download your manual for help.
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