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International Comfort Products H9MPT075F14A2 Thermistor
In an HVAC system, a thermistor is a specific kind of resistor that has a swinging resistance is governed by current temperature. The control board takes the temperature in a few critical areas to understand what is going on. They notify the system control board when the temperature in increasing or decreasing.
Subtle hints the temp-regulating thermister should be replaced
- The system may not even begin to function due to a stuck thermistor
- Primary blower may fail in its attempt to engage full speed spinning
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