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Samsung AVMHH105CA0 Thermistor
A thermistor is a type of resistor that has a fluctuating resistance that fluctuates depending on the actual temperature is perceives. They convey to the system control board when the temperature in increasing or decreasing. The furnace or AC needs to know the temperature in order to be sure everything is going well.
Indications your thermister is dead
- The whole HVAC system may not initiate the starting sequence because of any problematic thermistor
- Main blower could fail in the attempt to get up to full speed
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