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International Comfort Products N9MP2100J20C1 Thermistor
In an HVAC system, a thermistor is a certain type of resistor which has a resistance that is solely dependent on the amount of, or lack thereof, heat. The heating system reads the temperature in some specific areas of the system to do its job correctly. They inform the HVAC system when a certain temperature in increasing or decreasing.
Simple signals your thermister will die soon
- The system blower fails in its attempt to engage full speed
- The whole HVAC system may not function due to any one thermistor that is stuck open
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