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International Comfort Products CHP230AKA1 Thermistor
A thermistor is a certain type of resistor that has a fluctuating resistance that depends on the heat. The HVAC system needs to know the temperature throughout the whole system to do its job as it should. They notify the system when the temperature in increasing or decreasing.
Some clues your thermister needs to be replaced
- The main fan may fail in its attempt to ramp up to full speed
- The whole system could possibly never start because of any failed thermistor
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