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International Comfort Products NHP018AKA1 Thermistor
A thermistor is a thermal resistor, whose resistance will fluctuate depending on the current temperature. They convey to the HVAC system when a temperature in increasing or decreasing. The heating and cooling system needs to know the temperature in several different areas to make a decision on what needs to be done.
What are the clues to watch out for to know my all-important thermister has to be replaced?
- The entire system could never start up due to a thermistor that is the problematic one
- Blower fan could fail to begin to engage full speed spinning
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