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International Comfort Products NAC218AKA1 Limit Switch
A normal limit switch is a switch in the heat exchanger that determines when the air is warm enough to activate the main blower. The main reason limit switches are made is because if the air is not warm enough then you will never get hot air through the ducts.
Hints critical limit switch will not live much longer
- Your International Comfort Products system will not start or run well like it ought to
- The International Comfort Products system is starting to behave erratically more than once
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