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International Comfort Products PA5560AKA1 Thermistor
A thermistor is a type of resistor whose resistance is solely dependent on actual temperature is perceives. The heating system must know the temp in order to make a decision on what needs to be done. They can tell the HVAC system when the temperature has been reached.
General indicators that your your thermister has to be replaced
- Primary blower could never begin in its attempt to engage full speed
- The whole system may not function due to any one problematic thermistor
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