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Goodman GKS90703BXAD Limit Switch
The limit switch has a sensor in the heating area that can determine if and when the air is warm enough for the blower to be activated. Limit switches exist because if the air is too cool inside the furnace to begin with, then you will never get hot air through the ducts.
Important hints limit switch needs replacing
- System will not start or continue to run for any significant length if time
- The whole system is starting to run erratically more than once
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