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Carrier 58MXA080F14120 Thermistor
In an HVAC system, a thermistor is a type of resistor that has a varied resistance that is governed by heat. The main control board needs to know the temperature in a few critical areas to know what to do next. They convey to the circuit board when the temperature in increasing or decreasing.
Red flags the system thermister needs a replacement ASAP
- The system could possibly never start depending on which is the problematic thermistor
- The system blower fails in the attempt to ramp up to full speed
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