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International Comfort Products PGME24G0908 Limit Switch
The limit switch has a sensor in the heating area that senses, or governs, if and when the air is actually warm enough so that it may be pushed through the ducts and out the vents. A limit switch was crafted due to the fact that if the air inside the furnace is too cool the you will lose heat in the ducts and the vents will just blow cool air.
Major warnings of an ailing critical limit switch
- Your system starts to become inconsistent frequently
- System is unable to start or run well as it should
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