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International Comfort Products H9MPT125L20A1 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor which has a resistance that changes as it depends on current temperature. They convey to the HVAC system when the temperature in increasing or decreasing. The heating and cooling system needs to know the temperature throughout the whole system to make a decision on what needs to be done.
Indications of a faulty temp regulating thermister
- No component could possibly not operate because of the thermistor that is the problematic one
- Main blower could refuse to begin to engage full speed
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