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Carrier 38YXA048 Thermistor
A thermistor is a thermal resistor, that has a fluctuating resistance that depends on the thermal temperature. The furnace or AC must know the temp in some specific areas of the system to make sure everything is running smoothly. They convey to the main board when a temperature in increasing or decreasing.
Major indications your all-important thermister needs replacing
- The main blower could fail to begin to engage full speed
- The heating and AC system may never start up due to any one thermistor that is the problematic one
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Before you decide on buying or purchasing a new Carrier 38YXA048 replacement part do your best and make sure of the model number as well as make a visual inspection in order to be sure the correct replacement thermistor is being ordered. HVAC professionals may charge higher prices than others so it may be beneficial to look around your area to find a good deal if you do not want to pay too much.
Feel free to download your manual for help.
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