What Causes A Sump Pump To Keep Running. The most obvious reason behind a sump pump running constantly might just be rainfall. There are many things that can go wrong with the float switch that could cause the sump pump to run without stop.
Under any of these circumstances the switch fails to respond to the rise or fall of the water level. In many homes heavy rain means its time for the sump pump to go to work. A sump pump running constantly after heavy rain is common and it means its doing its job.
When this happens the switch inside turns off and the tank begins to fill with water again.
Have the new sump pump float switch at hand. Turn off all power to the area. Have the new sump pump float switch at hand. When a sump pump is not powerful enough to handle the water coming in it needs to run continuously to keep up.
