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Carrier 38TXA048 Thermistor
A thermistor is a thermal resistor, whose resistance will fluctuate depending on the thermal temperature. They tell the HVAC system when the temperature in increasing or decreasing. The furnace or AC takes the temperature in order to do its job correctly.
Major indications your thermister is in need of replacing
- The whole HVAC system could never start up due to any one thermistor that is stuck open
- Primary blower may fail in its attempt to engage full speed spinning
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If you decide on picking up or purchasing any Carrier 38TXA048 part, do your due diligence and make sure of the correct model and also make a visual comparison in order to be sure the right thermistor is the one being purchased. HVAC pros could be quite expensive to hire so you may want to keep a lookout locally to find a good deal if you want to pay bottom dollar.
Feel free to download your manual for help.
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