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International Comfort Products TCA436AKA1 Thermistor
In an HVAC system, a thermistor is a type of resistor that has a fluctuating resistance that is directly proportioned to current temperature. They convey to the system when a temperature in increasing or decreasing. The main control board deciphers the temp in several different areas to make sure everything is running smoothly.
Main clues the International Comfort Products thermister needs to be replaced
- The initial sequence could possibly never start due to a problematic thermistor
- The blower may fail in its attempt to begin full speed blowing
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