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Lennox 13ACD-024 Thermistor
In an HVAC system, a thermistor is a type of resistor that has a varied resistance that varies depending on the temperature. They inform the system control board when the temperature in increasing or decreasing. The system deciphers the temp in certain areas to ensure that things are as they should be.
Hints your all-important thermister will need replacing
- The blower refuses to begin to begin full speed blowing
- The heating and cooling system may not function due to any one thermistor that is the problematic one
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