Tips and tricks

Why is my sump pump turning on and off?

Why is my sump pump turning on and off?

What Causes a Sump Pump to Short Cycle? In most cases, short cycling is a symptom of a fault in your pump’s float switch—a device which floats on the surface of the water in your sump basin and then turns your pump on when the water reaches a particular level.

How do you reset a float switch on a sump pump?

How to Reset a Sump Pump

  1. Locate the reset button on the motor. If there isn’t one, locate the on/off switch and turn it off, or unplug the pump directly from the electrical outlet.
  2. Look inside of the sump pump.
  3. Plug the pump back in or move the switch back to the on position if there was no reset button.

Why is my sump pump running continuously?

The most common cause of a sump pump system running continuously is when the sump pump float switch is stuck on the “on” position in your sump pit. This will cause it to run even when all water has been removed, which will burn out the pump prematurely.

Why is my sump pump going off every 30 seconds?

The usual cause is the power cord has become tangled in the float switch’s path, preventing it from operating normally. More often, the cord blocks the float switch from ever turning on at all, effectively sidelining your sump pump and allowing your basement to flood. Check the power cord by tracing its path.

Why does my sump pump go off every few minutes?

Periodic Heavy Moisture Periods Can Happen If your sump pump is running every minute but you have also been experiencing high levels of rainfall or other moisture, then the problem may just go away on its own. Record rainfall for example in your area may cause your sump pump to run frequently.

How do I know if my sump pump float switch is bad?

How do I know if my sump pump float switch is bad? You can test the float switch either by filling your sump pit with water to raise the switch. Alternatively, you can raise the switch by hand until it should switch. If the level is high enough, but the pump doesnt activate, the switch might be bad.

Why won’t my sump pump shut off?

Other Reasons Your Sump Pump Won’t Turn Off The sump pump check valve could be defective. Your sump pump could be too small, or the pit could be too large. There could also be a sewer leak under your house, or your sump pump could be poorly located in a location just below the water table.

Why isn’t my sump pump shutting off?

The most common causes of a sump pump that won’t turn off include a stuck float arm or a faulty check valve.

How often should a sump pump kick on?

Assuming your sump pump is in good normal operating condition, it should only run when the water level activates that float switch. Depending on your location, it’s not unusual for your pump to kick on two or three times a day.

Is it normal for sump pump to run every 10 minutes?

It is not normal for a sump pump to run constantly. If your sump pump runs every minute and you are not experiencing a large increase in the water table in your area, then this points to something being wrong with your pump.

How often should your sump pump kick on?

What happens when float switch goes bad?

While these switches are commonly used for tank level applications, they can fail and cause unreliability issues. When failure occurs, it can cause malfunction or costly damage to equipment, proving that not all cost effective measurement methods can save money or time in the long term.

What causes float switch failure?

When it comes to the failure of this type of float switch, it generally comes down to certain common causes. These causes include the incorrect configuration of the switch, poor maintenance, using a float switch that is not designed for the purpose or using a float switch that is not properly rated for the application.

How do you test a sump pump float switch?

Here’s how.

  1. Add water to the sump pit.
  2. If adding water is not practical in your situation, simply lift the sump float to activate the pump.
  3. Double check that the sump pump is receiving power if it does not activate when you lift the float.
  4. If the sump pump is indeed receiving power, the float switch may have failed.

Why does sump pump run when it’s not raining?

The most common reason for your sump pumps keeps running while it is not raining is an increase in groundwater. Groundwater can come from many sources like nearby rivers or lakes, a broken pipe or nearby construction.

How often should a sump pump go on and off?