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International Comfort Products NDN5050BFB1 Thermistor
In an HVAC system, a thermistor is a certain type of resistor which has a resistance that changes as it depends on heat. The furnace or AC takes the temperature throughout the whole system to make a decision on what needs to be done. They can tell the heating and cooling system when the temperature in increasing or decreasing.
Subtle hints the International Comfort Products thermister will die soon
- The heating and AC system may never start up due to any one malfunctioning thermistor
- Main blower refuses to begin to ramp up
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If you are going to be buying or ordering, do your due diligence and cross-check the correct model as well as make a visual comparison in order to be sure the proper replacement thermistor is being ordered. Replacing the thermistor is not difficult if you have the time and have the proper tools to get it done.
Feel free to download your manual for help.
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