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Carrier 38AE Thermistor
A thermistor is a certain type of resistor that has a swinging resistance is directly proportioned to temperature at its location. They notify the system when the temperature has been reached. The heating and cooling system interprets the temperature in certain areas to make a decision on what needs to be done.
Key indicators that my system thermister has a need to be replaced?
- The blower could never begin in its attempt to ramp up
- The whole HVAC system may not even start because of the bad thermistor
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