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Carrier KFCEH2001318 Thermistor
In an HVAC system, a thermistor is a type of resistor that has a fluctuating resistance that varies depending on the amount of, or lack thereof, heat. They tell the system when a certain temperature in increasing or decreasing. The HVAC system reads the temperature in some specific areas of the system to be sure everything is going well.
Clues to watch for to know your all-important thermister will soon need to be replaced
- The whole system may not even begin to function due to a thermistor that is stuck open
- Blower fan could never begin in the attempt to ramp up to full speed
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If you are going to be buying or purchasing, do your due diligence and make sure of the model number and also make a visual comparison in order to be sure the proper replacement thermistor is the one being purchased. There is no need to install it yourself. Find a professional locally to hire and install the part for you.
Feel free to download your manual for help.
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