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International Comfort Products CAC442GKA1 Thermistor
A very basic thermistor is a special kind of new age resistor whose rated resistance is dependent on the temperature. They convey to the main board when a certain temperature has been reached. The system reads the temperature throughout the whole system to do its job correctly.
Clues to watch for to know your all-important thermister should be replaced
- The whole HVAC system may not operate due to a damaged thermistor
- Primary blower may refuse in its attempt to begin full speed blowing
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