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Lennox EL296UHE Thermistor
A thermistor is a certain type of resistor whose resistance will fluctuate depending on the actual temperature is perceives. The system control board reads the temperature in certain areas to ensure that things are as they should be. They can tell the heating and cooling system when a temperature has been reached.
Elements of a poorly performing Lennox thermister
- The main blower may fail in its attempt to ramp up to full speed
- The whole system may not function depending on which is the inaccurate thermistor
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