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DeLonghi PACL90 Thermistor
A thermistor is a thermal resistor, that has a swinging resistance is altered by temperature. They convey to the circuit board when the temperature in increasing or decreasing. The heating system needs to know the temperature in a few critical areas to understand what is going on.
Major clues your thermister will have to be replaced
- The whole HVAC system may not function because of any failed thermistor
- The blower could never begin to begin to ramp up
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