As you can see, owning a pool or spa does involve work. However, you don’t have to do it all alone. Instead of backwashing, you simply remove the filter and hose it off. How does a push-pull backwash valve work? Attach your pool hose to the backwash port on your sand filter. We have a DE (Diatomaceous Earth) filter for our pool. To backwash the filter, the valve needs to be turned to the "BACKWASH" position. Think of this in three parts; I first build it, then I break it, then I fix it. This is assuming you have a sand or DE filter. Backwashing is the term for reversing the flow of water in and out of the filter tank, to clean a sand or DE pool filter. Sand filters and Diatomaceous Earth (DE) Filters are backwashed to remove trapped debris, to raise flow rate and reduce system pressure. Pool was a little cloudy so I decided to add a little DE. After a few years (or as many as eight years), it's time to discard the old filter and put in a new one. Select the “Backwash” position on your multiport valve handle. Hey Guys. Many people turn to pool service companies to manage the bulk of the maintenance. You will need to backwash your pool when the gauge on the motor reaches approximately 15-20 because this tells you that the filter needs to be cleaned.To keep your pool clean you will need to perform different maintenance routines, such as back-washing, but it does not have to be a chore. It is preferred by many because of its simplicity as well as its lower cost and better flow as compared with multiport valves. But note that backwashing is only a temporary solution for DE filters in cases where you cannot entirely clean the filter. Technically, you don't backwash the pool, you backwash the filter. Let it run all night and this morning went to check on things. Routine pool maintenance includes backwashing the pool filter. Most swimming pool filters use silica sand to filter and remove organic materials from your pool to keep the water clean.Backwashing the swimming pool filter removes built-up contaminants from the filter by reversing the flow of water through the filter and sending it out through a hose connected to the pump. As experienced professionals, they can ensure your pool or spa is in good shape, spot problems early, and advise you when you need to take action. If the builder is installing a DE filter, but is not able to run a backwash line to the sanitary sewer, he will often include a separation tank in the equipment set. Just opened my pool and it was all sparkly and clear. The filter valve should have a backwash setting. Now that you have backwashed your pool, you are probably asking yourself “Why do I have to fill my pool so often?” 4. do not drain or backwash into your cleanout if you are on a septic system. Filled up the pool and started the filter last night around 6pm. Regular backwashing is only required by sand and DE Pool Filters to ensure that they do not get clogged, a condition which can reduce the pressure of the filter and also inhibit water and chemical circulation in the pool. Before performing repairs, consult a pool professional to determine if repairs can be made without draining the pool. It does take some special instruction and attention to detail. Checked my levels and to my surprise found out that I still had FC in pool from the winter. The filters that do require backwashing are often fitted with the Hayward Vari-Flo multiport valve. STYLES – There are two styles […] The push pull backwash valve (also known as plunger valve) is the most common valve in the pool industry. 5. Separation Tanks. Backwash - Separation Tanks. 3. Backwash Hose to Pool Filter Backwash Pipe. In this post, I replace my pool filter backwash hose with a permanent pipe-based system… and almost completely screw it up! 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