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International Comfort Products PGMD30G0908 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor that has a swinging resistance varies depending on the thermal temperature. They can tell the system control board when a temperature in increasing or decreasing. The HVAC system reads the temperature in certain areas to make sure everything is running smoothly.
Key signs of a failing system thermister
- Blower motor may fail to begin to begin full speed blowing
- The entire system may not even begin to function because of any damaged thermistor
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