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International Comfort Products PGMD36G0606 Thermistor
A thermistor is a type of resistor that has a swinging resistance will fluctuate depending on the thermal temperature. The HVAC system interprets the temperature in certain areas to know what to do next. They can tell the heating and cooling system when a certain temperature has been reached.
General warnings of a weak thermister
- Main blower may fail in its attempt to engage full speed spinning
- The AC and heat system could possibly not even begin due to any one stuck thermistor
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