
How to stop a sump pump that keeps running?
See how:
- Open the crankcase pump.
- Check the float switch. ...
- Buy a new float switch for the sump pump. ...
- Disconnect and remove the old sump pump group key.
- Connect a new sump pump switch.
- Attach the float switch to a stationary object, such as the sump pump itself, to float switch floats up and down with the water level. ...
Why does my sump pump run so often?
Your sump pump might be running because of one of the following reasons:
- Water is still draining from your sump pit.
- Your sump pump is not connected correctly.
- There is a leak somewhere in your system.
- Your electrical service is faulty.
- Your sump pump has been installed incorrectly.
Who makes the most reliable sump pump?
- WAYNE CDU980E Sump Pump – Best Overall.
- Superior 91250 Sump Pump – Best Value.
- Wayne WSS30VN Sump Pump – Best Battery Back-Up.
- Liberty 1/3 HP Submersible Sump Pump.
- WaterAce Pedestal Sump Pump.
- Zoeller M53 Submersible Sump Pump.
- WAYNE WaterBUG Sump-Pump.
- DEKO Submersible Sump Pump.
How often should a sump pump run?
To answer the question simply, a sump pump should only run whenever it is needed. In other words, it should only run whenever a certain water level is met. Though this isn’t a very direct answer, it is the most accurate one. If you live in an area that rains a lot, your sump pump should kick on pretty often.

Should my sump pump be running constantly?
Sump pumps should not be running constantly and if they are then it is more than likely that there is a problem. If water starts to enter your basement, then this is when the sump pump kicks into life and starts the process or removing water from the basement.
Is it normal for a sump pump to run every minute?
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.
Is it normal for a sump pump to run continuously during heavy rain?
In most cases, it's perfectly normal for a sump pump to run constantly after heavy rain, often for 2 or 3 days in a row.
How often is too often for a sump pump to run?
Now to the actual question of this article: How often should a sump pump run? To answer the question simply, a sump pump should only run whenever it is needed. In other words, it should only run whenever a certain water level is met. Though this isn't a very direct answer, it is the most accurate one.
Is it normal for sump pump to run in winter?
It is important to have a working sump pump even in the winter. If your sump pump fails and the soil around your foundation thaws, it can give you a flooded basement. Basements usually don't have much insulation, so they can be endangered by freezing temperatures.
Is it normal for a sump pump to run every 3 minutes?
So, depending on the amount of water in the area, there may be times that it will run either continuously for a while or run every few minutes. It just depends on the amount and continuity of the water that is flowing into the pit where the pump is located.
How long can a sump pump continuously run?
six to 24 hoursGenerally, sump pumps can run for six to 24 hours continuously, depending on how heavy the rainfall is and the quality of your pump. The aftermath of torrential rains or even flooding puts a higher demand on your sump pump to keep your home's low areas dry.
Why is my sump pump running when there is no rain?
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.
Why is my sump pump running every 30 minutes?
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.
Why is my sump pump running when there is no rain?
An increase in groundwater is one of the most common reasons your sump pump may be running without rain. A broken pipe, nearby construction, or overflowing water sources can increase the amount of groundwater, which can then pool at the bottom of your home and turn your sump pump on.
Why does my sump pump keep turning on and off?
The sump pump's check valve may not be working properly or is broken. If the check valve is malfunctioning, the water it normally discharges into the outlet pipe washes back into the sump pit, thus reactivating the float valve and the pump. This causes your sump pump to continue working.
What is the average life expectancy of a sump pump?
about 10 yearsLike other appliances and equipment in your home, your sump pump won't last forever. Averaging about 10 years, you might not notice your sump pump has malfunctioned until it has stopped working. And once it does, water damage to your home and the belongings within it can follow closely behind.
Motor design affects how long sump pumps run
It's the sump pump’s motor design that determines how long it can run continuously. There are two types of motors: intermittent and continuous sump pump motors. As the names suggest, intermittent-duty motors run when needed, but will stop occasionally. Continuous-duty motors can run a long time without stopping.
Potential problems when a sump pump runs continuously
Unless there's been heavy rains or your pump is located well below the water table beneath the basement floor, there's little reason for a sump pump to run continuously for a prolonged period. When a sump pump runs for a long time under non-rainy conditions, it may signal of a mechanical problem, such as:
Replacing a sump pump
Sump pumps can last 10 years or more, but many manufacturers recommended pump replacement every five years. In terms of cost, a new sump pump is usually between $100 and $200, and the labor to install it averages between $450 and $600.
FAQs
If there's no water to pump, you should not leave a sump pump running. If you notice this behavior, get a plumber to identify the problem. Sump pumps that run when they're not supposed to can became faulty.
Why does my sump pump overheat?
This may cause the sump pump to overheat. Your sump pump will run continuously if it isn’t properly installed. Make sure to put your discharge lines on a slight slope in order to prevent clogging. Also, your sump pump will run continuously if the sump pump is not the appropriate size.
How long does a sump pump run?
It depends on the quality of the sump pump, and the amount of water that comes in your sump pit. High-quality sump pumps can run for 20-24 hours straight, low-quality sump pumps can run for 6-18. After that, the sump pump requires a break. But there’s a little more to know.
What happens if a sump pump switch is stuck?
This usually happens on sump pumps that use a float activator. If your switch is stuck, the sump pump will think that there is water in the sump pit. Check the valve on the sump pump. If the valve is broken, water will flow back. This may cause the sump pump to overheat.
Why do you need a thermal protection for a sump pump?
The thermal protection protects the sump pump motor from getting too hot. If the sump pump is close to burning out , the thermal relay will shut it off. That’s why we highly recommend getting a sump pump with thermal protection.
How much does it cost to install a sump pump?
If you are installing the sump pump yourself, you need to pay only for the sump pump, which is usually somewhere from $100 to $200.
When do you need a continuous duty sump pump?
In other words, a continuous-duty sump pump is needed only when there is water in your sump pit for 24 hours a day. If your sump pit does not fill that much, you don’t need a continuous-duty sump pump.
Do sump pumps need a break?
After that, the sump pump requires a break. But there’s a little more to know. If you are dealing with a sump pump running continuously, you would want to keep reading.
What happens if the sump pump is frozen?
The sump pump expels any water collected through the discharge lines. However, if the discharge lines become frozen, the sump pump can fail.
Why does my sump pump slow down?
Over time, sump pumps can become clogged and dirty, which can cause them to slow down or give out completely. The pump can become clogged in a variety of ways. The sump pit, where the sump pump sits, can become clogged with dirt and debris. The pump’s mechanical parts can also become blocked.
How to float a sump pump?
Tether the float switch to a stationary object, like the sump pump itself. This will ensure that the switch can float up and down with the water levels. You can use a plastic zip tie or other durable material that won’t rot in the water.
What is a float switch on a sump pump?
When you install a sump pump on the basement floor, it includes a float switch. The float switch floats when the water rises in the sump pit. When the switch floats up to a certain level, it triggers a switch to turn on the pump. Conversely, when the water lowers, the float switch lowers and turns the switch off.
Why does my sump pump run so fast?
Sometimes the sump pump system isn’t big enough to handle the task, so it runs continuously or for short cycles. The sump pump can have enough power, but the pit is too small. This inadequate size causes the pump to fill up too fast and work overtime.
How does a sump pump work?
The sump pump collects water that would flood the basement and pump it into a discharge line. The discharge line then directs the water out of the house running five to eight feet upward. A check valve prevents the water from flowing back into the pump.
Why does my sump pump run continuously?
A sump pump that runs continuously is usually due to faulty float switches. If the switch becomes jammed or tangled, it can’t rise and fall, causing the pump to always run. The switch can also break while in the ON position, so the pump cannot stop running.
2. Faulty Discharge Line Check Valve
A constantly running sump pump is also caused by a faulty discharge line check valve. But where exactly is this check valve?
3.Underground Leak
If your sump is running all the time and the float switch and check valve are not the problem, you most likely have a leak from your underground pipes that is continuously filling the sump pit with water.
4. High Water Table
Have you lived in the house long enough to understand how the sump operates around a year? There could be a possibility that your house was built in the wrong location.
5. Wrong Size of Pump
Size does matter after all. If the size of the pump is too small relative to the size of the sump pit, your pump will need to run all the time to keep the level of water in the pit low. While this is a rare problem, you cannot completely rule it out.
Why is my sump pump running constantly running?
If your sump pump is running non-stop, you need to see if there is a reason for it. A high water table, heavy rains, an underground spring, and soil conditions can all factor into your sump pump turning on and running. A sump pump running constantly after heavy rain is common and it means it’s doing its job.
What do I do if my sump pump system keeps running?
If your pump is constantly running, you should check the basin to see if there is water in it. If there is water in and the sump pump is doing what it is supposed to do, there is just a lot of water in the ground coming into the sump pit.
Why does my sump pump keep turning on and off?
If your sump pump turns on and off repeatedly, it can be an early sign of sump pump issues. Rapid power cycling is when a sump pump system turns on and off rapidly for no longer than a few minutes at a time. This short cycling can cause a lot of extra wear and tear on your sump pump and cause the motor to burn out years earlier than it needs to.
What is a sump pump check valve?
A sump pump check valve is a part of the pump that water passes through on its way to the discharge pipe. The check valve is designed so that water cannot flow back the other way into the sump pump pit.
Why are sump pump check valves important?
Sump pump system check valves are important because, without them, the water that gets pumped out can flow back into the basin and cause the water level to rise. Under normal circumstances, this will cause the pump to run more often and can lead to the sump pump burning out. Once that happens, you can get water coming into your basement.
How often should a sump pump system run?
A sump pump system should run when there is enough water in the sump pit to activate the float switch.
How long can a sump pump run continuously?
Depending on the quality of the sump pump, it can run anywhere from 6 to 24 hours.
