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International Comfort Products GDL100N16A2 Limit Switch
The reason limit switches exist is because if the air is not warm enough the you will lose all the heat as the air flows through the ducts. A normal limit switch is a type of sensor switch in the heat exchanger that can determine if and when the air is warm enough to activate the main blower.
Major indications critical limit switch needs to be replaced
- Your International Comfort Products system will not initiate or run well even though the desired temperature has not been attained
- The system starts to behave erratically repeatedly
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