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International Comfort Products HMH Thermistor
In an HVAC system, a thermistor is a thermal resistor, that has a fluctuating resistance that fluctuates depending on the temperature at its location. They can tell the HVAC system when a temperature reaches a certain point. The heating and cooling system needs to know the temperature in a few critical areas to do its job as it should.
Warnings of an unhealthy system thermister
- Primary blower fails in its attempt to engage full speed spinning
- The system may never begin due to any one inaccurate thermistor
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