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International Comfort Products CAC030AKA1 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor that has a swinging resistance fluctuates depending on the heat. The control board must know the temp throughout the whole system to understand what is going on. They notify the main board when a temperature reaches a certain point.
What symptoms are present when the temp regulating thermister is about to go out?
- The main fan may fail in its attempt to engage full speed
- The whole HVAC system may not even begin to function because of the thermistor that has failed
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