Turn on the backwash valve and let water run through the backwash hose for 2 to 3 minutes, or until the water coming out runs clear. The screen filters out the sand and sediment and can be cleaned out by opening the ball valve and flushing the filter. in this event, you will most likely have sand coming from the return jet as well. Backwash, or backwashing, is a method to thoroughly clean a swimming pool's filter and avoid having to clean it manually. 5. I always turn off the pump when switching the valve around. I have a sand filter with a Hayward multi-port valve on top to change filter operation and a 1.5 HP pump. Less maintainance with sand you just backwash, and change sand every four years. Push down on the valve handle and turn it from FILTER to BACKWASH. The valves are either top or side mount. Hold the other end of the hose against a return jet to fill the hose with water. Turn the valve to the backwash position. From there the water flows into the laterals and back out into the pool. If you live in an area with hard water, you can also run into calcification. Keep push/pull or replace with multiport. Always backwash the filter immediately after adding new sand to the filter. Note: If the filter has a manual air relief valve, turn it to the full open position any time that the pump is first turned on. I watch this while the filter is on backwash and turn the pump off when I see that the water is running clear. JavaScript is disabled. Pool Sand (Pool Filter Media) Is Bad/Old - Slow Sand Filter - Pool Filter Cleaning. Take not of the new, lower pressure. But a properly sized sand filter that doesn’t have any of the above issues can easily last for ten years before requiring new sand. Well, I think you can use PoolDoc's trick of throwing about a cup of DE in the skimmer--make a slurry in a bucket first and dump that in. We also have regular maintenance plans that run weekly, bi-weekly, or even seasonally. After the water is running clear from the nozzle, turn off the power. Place the open end of … Years of water being forced through the sand will slowly wear down its sharp edges, making each ganual more round. If your filter pressure rises rapidly after backwashing (within hours or days), the filter media (sand, cartridge or grids) may be clogged with oils or minerals, requiring deep cleaning with a pool filter cleaner product made for your filter type, or replacement of the filter media. Set the filter control to rinse and run the pump for another minute or two, or until the water runs clear. A cartridge filter doesn’t backwash. Water is forced out of the laterals and up through the sand. I watch this while the filter is on backwash and turn the pump off when I see that the water is running clear. Rinse. Failing to do so could rupture gaskets and cause serious damage to your filter. The main problem is that the filter will not backwash. A DE filter requires cleaning at least once annually. over its clean, start-up reading, it is time to backwash the captured dirt out of the filter. The rinse cycle gets turned on immediately after the backwash cycle and lasts 30 seconds to one minute. Turn on the backwash valve and let water run through the backwash hose for 2 to 3 minutes, or until the water coming out runs clear. Once the hose is filled with water, let the pump run for 2 or 3 minutes or until the wastewater runs clear. It would go from 20 psi to about 25 psi after a week and then I would backwash and the water coming out was dark green, or dirty yellow mustard color--sometimes almost brown or black. This allows particles in the water to flow through without getting caught. Attach your pool hose to the backwash port on your sand filter. Backwashing the filter is a relatively simple process. There should be no flow coming out of the backwash after you switch the setting to normal filter. Finally, set the control to filter, and the task is complete. 3. A sand pool filter uses sand to trap particles in the pool water as it flows through the sand. WATER LEAKING OUT OF WASTE LINE. Backwashing can use 50 to 300 gallons of water, so pay attention. Rinse. A sign of sand turning is usually high pressure that does not subside even after a repeated backwashes. If there are valves on the waste line, open those now. A Jandy 2-way or 3-way diverter valve would not be the source of sand in your pool. It’s time to backwash a sand filter when the pressure gauge on the filter reads 8-10 pounds higher than it did when the sand was new and clean. Common media are granular carbon, sand, garnet, anthracite, zeolite, granular manganese dioxide, and greensand. Why Swimming Pool Algae Removal Is Best Left To The Professionals, Why Swimming Pool Safety Is Important For Your Pets, How The Atlanta Swimming Pool Experts Detect A Pool Leak, The Most Annoying Swimming Pool Stain (And How To Prevent It), Atlanta Pool Cleaning: Never Deal With A Green Swimming Pool. If the pool water is dirtier than usual, if it requires more chemicals to keep it clean, or if the pump needs to be run more frequently, chances are your sand needs to be replaced. Just installed a new filter yesterday as the old one stopped filtering completely (dirt would just come in and go out the jets). Reattach and run the appliances again to flush. The sand in a pool filter is usually #20 grade sand, which is specially sized and shaped to capture particles in the 20-100 micron range. Let the pump run for 2 or 3 minutes or until the wastewater runs clear. I`ve just replaced the sand. After you backwash, move the valve to the “rinse” position and let it run for 30 seconds. The system works on filter but the pressure quickly (4 hours) dropped from around 13 psi to 10 psi.
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