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International Comfort Products PGAD60G1K5 Thermistor
In an HVAC system, a thermistor is a specific kind of resistor which has a resistance that is contingent on the temperature at its location. The control board must know the temp in certain areas to understand what is going on. They can tell the circuit board when a temperature has been reached.
Symptoms of an inadequate thermister
- Main blower could never begin to begin to ramp up to full speed
- The whole HVAC system may not operate depending on which is the stuck thermistor
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