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Carrier 38YRA048 Thermistor
In an HVAC system, a thermistor is a specific kind of resistor which has a resistance that is solely dependent on the amount of, or lack thereof, heat. They can tell the system control board when a temperature in increasing or decreasing. The heating system needs to know the temperature in several different areas to do its job as it should.
Clues of a weak temp regulating thermister
- No component could possibly never start due to any one failed thermistor
- Main blower fails in the attempt to begin full speed blowing
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If you decide on picking up or purchasing a new Carrier 38YRA048 replacement part do your best and double check the model number as well as make a visual comparison so that you are positive that the correct thermistor is the one being purchased. There is no need to install the part by yourself. Hire someone with experience locally to hire and install the part for you.
Feel free to download your manual for help.
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