By ciwg_CEO@906 at Oct 07, 2022 Steps And Tips To Replace A Furnace Fan Limit Switch There are a variety of common furnace problems that cause the fan to keep running. If the furnace fails to operate, it will help cool the furnace if it becomes overheated. The issue is that when the limit switch malfunctions, the switch sends a false signal to the heating and air system and makes it […] Read More