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HOME > HVAC > LENNOX > G40DF-60D-135 > THERMISTOR

Lennox G40DF-60D-135 Thermistor

A very basic thermistor is a special kind of new age resistor that has a fluctuating resistance that changes as it depends on temperature. They convey to the main board when the temperature in increasing or decreasing. The HVAC system deciphers the temp in order to be sure everything is going well.

Some clues the temp-regulating thermister is on its last leg

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Before you decide on buying or purchasing a new Lennox G40DF-60D-135 replacement part do your best and make sure of the model number as well as make a visual comparison so that you are positive that the correct thermistor is the one being purchased. You do not have to install the part by yourself. Find a professional in your town or city to do it for you.
Feel free to download your manual for help.
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