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SPT WA-1220E Thermistor
A thermistor is a type of resistor whose rated resistance is solely dependent on heat. The system takes the temperature in order to do its job correctly. They notify the circuit board when the temperature reaches a certain point.
What are the signs that the temp regulating thermister needs replacing?
- The AC and heat system may not operate due to any one thermistor that is damaged
- Blower fan could possibly fail in the attempt to engage full speed spinning
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