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Carrier 48XZN042090300 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor whose rated resistance is altered by temperature. They tell the main board when a certain temperature has been reached. The heating and cooling system reads the temperature throughout the whole system to do its job as it should.
Clues of a deteriorating system thermister
- The system blower could never begin in the attempt to begin full speed blowing
- The entire system may not operate because of the problematic thermistor
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Before buying or purchasing a replacement thermistor for your Carrier 48XZN042090300 do your best and cross-check the correct model and also make a visual inspection so that you are positive that the correct replacement thermistor is the one being purchased. Once you have the part to install the replacement part alone. Pay a professional in your area to do it for you.
Feel free to download your manual for help.
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