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Goodman ADPF30421 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor which has a resistance that fluctuates depending on the heat. The furnace or AC needs to know the temperature in a few critical areas to do its job as it should. They can tell the system when a certain temperature has been reached.
What happens when my system thermister really needs to be replaced?
- The entire system may not even start due to a damaged thermistor
- The blower could fail in the attempt to engage full speed spinning
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Before buying or purchasing a new Goodman ADPF30421 replacement part do your best and double check the model number and also make a visual inspection in order to be sure the correct replacement thermistor is the one being purchased. If you are unsure about the installation of the thermistor on your own then it would be in your best interest to find a professional in your area to do the replacement of the part.
Feel free to download your manual for help.
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