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International Comfort Products HAC030AKA1 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor whose resistance fluctuates depending on the temperature. They convey to the heating and cooling system when a certain temperature reaches a certain point. The control board must know the temp in order to do its job correctly.
What are the indications that my all-important thermister is in need of replacing?
- The AC and heat system may never begin due to any one inaccurate thermistor
- Blower fan fails to begin to engage full speed spinning
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