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SPT WA-1061H Thermistor
A thermistor is a special kind of new age resistor that has a swinging resistance fluctuates depending on the thermal temperature. They can tell the HVAC system when a certain temperature has been reached. The control board interprets the temperature throughout the whole system to ensure that things are as they should be.
Symptoms your thermister needs replacing
- Blower motor could possibly fail in its attempt to get up to full speed
- The heating and cooling system may never begin depending on which is the thermistor that is malfunctioning
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