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Lennox G40UH-36A-070 Thermistor
In an HVAC system, a thermistor is a specific kind of resistor that has a swinging resistance is governed by temperature at its location. They can tell the main board when a temperature in increasing or decreasing. The furnace or AC takes the temperature in some specific areas of the system to do its job as it should.
Major symptoms of a weak Lennox thermister
- The blower refuses to begin to ramp up the airflow
- The AC and heat system may not function due to any one bad thermistor
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Before you decide on buying or ordering do your best and make sure of the model number as well as make a visual inspection in order to be sure the correct thermistor is the one being purchased. Once you have the part to install it yourself. Consult with a professional in your area to do it for you.
Feel free to download your manual for help.
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