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International Comfort Products T9MPD080J16C2 Limit Switch
This is important because if the air is too cool inside the furnace to begin with, then you will never get hot air through the ducts. The limit switch is a switch located in the furnace that decides if and when the air is warmed to a point for the air to begin normal home circulation.
Major warnings poorly running main limit switch
- The HVAC system begins to run erratically on more than one occasion
- System refuses to kick in or continue to run as it should
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