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Lennox G40DF-48B-070 Thermistor
A very basic thermistor is a certain type of resistor whose resistance fluctuates depending on the current temperature. The heating system interprets the temperature in certain areas to do its job as it should. They inform the system control board when the temperature in increasing or decreasing.
Important clues poorly running system thermister
- Primary blower could fail to begin to begin full speed blowing
- The system could possibly never start because of the malfunctioning thermistor
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Before buying or purchasing a replacement thermistor for your Lennox G40DF-48B-070, do your due diligence and cross-check the correct model and also make a visual inspection so that you are positive that the correct thermistor is the one being purchased. Use caution when replacing parts in an HVAC environment. call a pro. Don't be sorry. Be safe.
Feel free to download your manual for help.
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