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International Comfort Products CAC224GKA1 Thermistor
In an HVAC system, a thermistor is a thermal resistor, that has a varied resistance that varies depending on the heat. The main control board deciphers the temp in certain areas to be sure everything is going well. They convey to the system when a certain temperature in increasing or decreasing.
Major clues your all-important thermister needs replacing ASAP
- The whole system may not initiate the starting sequence due to any one failed thermistor
- Blower motor could fail to begin to engage full speed spinning
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