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International Comfort Products N9MP2050B12A1 Thermistor
A very basic thermistor is a certain type of resistor that has a fluctuating resistance that is governed by temperature at its location. They convey to the heating and cooling system when the temperature in increasing or decreasing. The furnace or AC needs to know the temperature in several different areas to do its job correctly.
Simple indications of a declining thermister
- The system blower may refuse in its attempt to ramp up
- The whole HVAC system may never begin because of any damaged thermistor
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