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International Comfort Products TCA460AKA1 Thermistor
A thermistor is a specific kind of resistor that has a fluctuating resistance that is dependent on the current temperature. The system control board interprets the temperature throughout the whole system to understand what is going on. They inform the HVAC system when the temperature has been reached.
Subtle cues of an ailing thermister
- No component may never begin due to a thermistor that is the problematic one
- The system blower refuses to begin to ramp up
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