How To Backwash A Sand Filter

How to Backwash a Pool Sand Filter Turn off the pool pump. Set the filter valve handle to the ‘Backwash’ position and ensure the handle locks in place. Turn the pump on and backwash for 2 minutes or until the water in the sight glass (located on the filter) is running clear. Turn off the pump.

How often should you backwash a sand filter?

How Often Should I Backwash? A good rule of thumb is to backwash once the pressure displayed on your pressure gauge is 8-10 psi over the starting level. Backwashing after heavy rains, treating for algae, or when trying to clear cloudy water will keep your filter working efficiently.

How long do you backwash a sand filter for?

After the hose fills with water, backwash your sand filter for 2 – 3 minutes or until water runs clear.

Do you backwash or rinse a sand filter first?

After about 5-10 days, or when the reading of the pressure gauge on the pump side of the filter has increased by about 0.2 bars (20 kPa, 3 psi) since the last backwash, backwash the filter as follows: Start the pump. Rinse the filter for about 1 to 2 minutes or until the water in the sight glass is clear.

How do I backwash my pool?

This is a pretty straightforward process. Attach the backwash hose to the waste or backwash port. Turn the filter system off. Turn the multiport valve to Backwash. Turn the filter system back on. Let the water run out of the backwash port and through the backwash hose for about a minute, or until the water runs clear.

Does backwashing remove water from pool?

The backwashing process reverses the flow of water to flush out contaminants from a swimming pool filter. It should be carried out until water runs clear through the waste line.

Can you backwash a sand filter too much?

Can You Backwash Too Much? If you backwash your pool too much i.e. time duration and/or close frequency then yes you can cause a lot of problems. Some problems that can arise from backwashing your sand pool filter too much are: Loss of water – 500+ litres of water can be lost in each backwashing cycle.

How do I know if my sand filter is working properly?

Add diatomaceous earth (DE) to your pool skimmer, stick to around a scoop or two – no more than the size of a 1lb coffee cup. The moment you do this, go to the pool jets to see if it is returning DE into the pool, or if the water suddenly looks cloudy. If it is, you likely have an issue with your filter.

How do you backwash a sand filter without a multiport valve?

D.E. Filter without multiport Turn pump off. Open discharge valve at very bottom of filter. Pump/bump handle ten times. Turn pump on for fifteen seconds. Repeat step 1 -4 three times. Close discharge valve. Leave filter running and add three pounds of D.E. to the skimmer that you vacuumed from.

Do you backwash a cartridge filter?

Unlike other filtration systems, cartridge filters don’t require backwashing, which means homeowners don’t waste the water and extra energy involved in backwashing. The small size of cartridge filters allows them to be run on smaller pumps because they can run with a lower flow rate pump, which saves energy.

Do you lose sand when backwashing?

Excessive sand coming out when backwashing is not normal. Often, excess sand gets into the wrong places when refilling and will sand to come out into the pool or out of the backwash hose. But it should go away after a few runs. In general, you shouldn’t be losing sand from your sand filter.

Why do I have to backwash my pool every day?

Whenever the filter fills up with the dirt/debris it reduces the flow of water to your pool. Low flow = poor circulation which will lead to algae in the pool. Bottom line, the filter must be backwashed on a regular basis to ensure that your pool water is clear.

What happens if you put too much sand in pool filter?

Too much sand and your filter will likely not run correctly or may break when reassembling. Too little sand and you will have cloudy water no matter how much your filter runs. Typically filters hold sand in 50 lb. increments, so you can safely expect filters to range from 100, 150, 200, 250 lbs., etc.

Do you backwash when you drink?

Backwash is the term used for fluid which makes its way from a person’s mouth back into a drinking container. When you drink from a bottle or a cup the liquid goes into your mouth and when you stop drinking, some of that liquid can be pushed out of your mouth and back into the container.

Where does the backwash water go?

Any backwash water is to bypass the septic tank and be discharged to the drain between the septic tank and the common effluent drain.

How do you backwash a sand filter Bestway?

1. Press down on the Control Valve handle and rotate to the Backwash function. 2. Plug in and run the sand filter for 3-5 minutes, or until the water runs clear.

How often do you backwash a green pool?

Run your filter 24 hours a day and backwash 3 or 4 times a day for quickest results. Green or cloudy water will quickly clog a filter, therefore you may have to backwash your filter many times a day until the pool clears. THIS IS NORMAL ! Remember, you cannot over-backwash a pool filter.