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International Comfort Products C8MPN100F20A1 Limit Switch
A normal limit switch contains a sensor located in the furnace that can determine when the heated air is warmed to a point for the air to begin normal home circulation. This is important because if the air is not warm enough the you will lose heat in the ducts and the vents will just blow cool air.
Clues limit switch has to be replaced
- Your system is beginning to run erratically repeatedly
- The heating and cooling system will not start or continue to run as it should
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