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Lennox G61MPV-36B-045 Thermistor
A very basic thermistor is a specific kind of resistor that has a varied resistance that is contingent on the temperature. The system control board takes the temperature in a few critical areas to do its job as it should. They can tell the HVAC system when a temperature in increasing or decreasing.
Some warnings of a barely functioning temp regulating thermister
- The system may not even begin to function because of the thermistor that has failed
- Primary blower could refuse in the attempt to get up to full speed
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