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Friedrich MW12Y3H Thermistor
A very basic thermistor is a thermal resistor, that has a swinging resistance is dependent on the amount of, or lack thereof, heat. The furnace or AC deciphers the temp in a few critical areas to understand what is going on. They notify the HVAC system when a certain temperature reaches a certain point.
Elements of a dying system thermister
- The main fan fails to begin to begin full speed blowing
- The initial sequence may not initiate the starting sequence because of any thermistor that is malfunctioning
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If you are going to be buying or ordering any Friedrich MW12Y3H replacement part do your best and make sure of the model number and also make a visual inspection so that you are positive that the proper replacement thermistor is being ordered. The installing of a new thermistor is a breeze provided you have the time and have the tools to do it right.
Feel free to download your manual for help.
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