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International Comfort Products TCA036AKA1 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor that has a swinging resistance is solely dependent on current temperature. The main control board needs to know the temperature in some specific areas of the system to be sure everything is going well. They notify the system control board when a certain temperature reaches a certain point.
Main clues your thermister is on its last leg
- Main blower could never begin in its attempt to ramp up
- No component could possibly not operate because of the stuck thermistor
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