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Lennox CB28UH-042 Thermistor
In an HVAC system, a thermistor is a certain type of resistor whose rated resistance is dependent on the amount of, or lack thereof, heat. They can tell the system when the temperature has been reached. The heating and cooling system interprets the temperature in several different areas to be sure everything is going well.
Symptoms the temp-regulating thermister has to be replaced
- The system blower could refuse to begin to ramp up the airflow
- The initial sequence could possibly not operate due to any one improperly set thermistor
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If you decide on picking up or ordering any Lennox CB28UH-042 part do your best and make sure of the model number and also make a visual inspection in order to be sure the correct replacement thermistor is the one being purchased. Once you have the part to install it yourself. Hire a pro locally to do it for you.
Feel free to download your manual for help.
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