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Goodman ADV Limit Switch
A normal limit switch is a type of sensor switch in the heat exchanger that makes the determination when the heated air is warm enough that it can be circulated throughout the house. This is important because if the air is not warm enough then the house will never get warm enough.
Major signs of an ineffective main limit switch
- The HVAC system will not begin or continue to run like it is supposed to
- The system is beginning to become unpredictable frequently
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