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Lennox OF25-105 Thermistor
A very basic thermistor is a specific kind of resistor that has a varied resistance that fluctuates depending on the actual temperature is perceives. They notify the system when a certain temperature reaches a certain point. The heating and cooling system reads the temperature in order to know what to do next.
What to see if the system thermister is almost dead?
- Main blower could never begin in the attempt to ramp up to full speed
- The system may not even begin to function due to any one problematic thermistor
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Before buying or ordering any Lennox OF25-105 replacement part do your best and make sure of the correct model and also make a visual comparison so that you are positive that the correct replacement thermistor is being ordered. You do not need to install it 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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