Otherwise it’s not a huge concern and it should lessen over time. Plan to completely disassemble the sand filter for a complete cleaning about twice annually. Image Credit: Alan Levine. Pool companies that unwittingly advice you that pool filter sand wears out and becomes rounded - is a half truth. This guide shows you the steps in backwashing a filter. To clean out the contaminates, you have to backwash the sand. turn the pump back off. It will rinse out the sand filter tank. You can use this setting for 10-15 seconds after a backwashing cycle. Sand filters can pass some small debris back into the pool, and it can be considered normal, especially if you are vacuuming fine, silty dirt. There are three main reasons you may wish to backwash the pool sand filter: the pressure on the pressure gauge (normally located on top of the sand filter housing) is showing a back pressure that is higher than normal. When water pours into your filter from the top, it works its way through the sand, filtering out small particles and cleaning your pool water. Also, why does sand come out of my pool filter? It flows from the swimming pool, through the filter and out a waste pipe. Think of backwashing your filter as emptying your vacuum cleanerâs canister or bag. This is one of the reasons we required people at the YMCA to take hot soapy showers before entering the pool. During the backwashing cycle of the sand is stirred up a little bit because of the water flow is reversed so I would try delaying switching back to filter mode from the rinse cycle for at least 60 Seconds allowing the water and sand to settle before returning to filtration mode. Charged up for action. As soon as backwashing is complete, add the appropriate amount of DE to the skimmer so it will coat the filter grids. This setting is used to flush out any dirt, debris, or excess pool filter sand that may remain in the lines after backwashing, and only requires about 10 seconds. you might want to run the filter for at least 30 minutes. A typical sand filter multiport system has 6 different settings â âFilterâ, âBackwashâ, âRinseâ, âCirculateâ, âClosedâ, and âWasteâ. One should backwash a sand filter on a regular basis is very important for an above ground pool and semi in-ground pool. When you have shorter backwashing cycles, oily or greasy sand could be the problem. Installing a Pool – Why it takes longer than you think. If you have overfilled your sand filter during a recent sand change, it is not uncommon to experience a small amount of âblowbackâ into the pool after backwashing. This is often represented with a red quadrant on the gauge. It ensures that swimming pool water is filtered correctly at all times. My sand filter is less than a year old and I find some sand in the backwash and was wondering if it was normal for any sand to come out in the backwash. Sand filters have a valve that reverses the flow of the water thru the filter, which flushes out the filterâthis is referred to as backwashing. if dirt is escaping back into the pool, it could be because the filter is dirty and clogged, which means it needs to be backwashed. water coming out of backwash hose during filtration. The question: Why is sand going back to the pool after backwashing the filter? You may see a stream coming back in through the return lines, during vacuuming, or right after backwashing. This assures that all dirty water from backwashing is rinsed out of the filter to waste, preventing its possible return to the pool. Things to watch out for when youâre backwashing. âClear water ,ph ,chlorine level good. So I am fighting that. Now turn the pool filter back on. Why does my pool filter pressure go down rather than up? then back to normal run in filter mode and a blast of sand comes out. January 8, ... Backwashing a swimming pool sand filter is an important element of pool maintenance. Anytime there is a big storm or an algae outbreak in your pool, backwashing is in order. If you notice sand in your pool during or after backwashing, you might have cracked of laterals or piping inside the filter or you might also have too much sand in the filter. I have an above ground pool with a sand filter. Well cared for sand never needs changing. 52K gal IG pool - Jandy 2.5 HP Uprite MHPU Series Pump - Hayward S270T2 High Rate Sand Filter - attached spa - PF:2.3, By aylad in forum In-Ground Pool Construction and Repair, By zoffPool in forum Pool Equipment & Operations, By jstkiddn in forum Pool Equipment & Operations, By webfeet in forum Pool Equipment & Operations, By TR in forum Pool Equipment & Operations, Pool Water: Treatment, Testing & Problems (P), Testing and Adjusting Pool Water Chemistry, Using Chlorine and Chlorinating Chemicals, Salt Generators (SWCG) & other Chlorine Feeders. . Chlorine or bromine, which is better in a pool or spa. Stop the pump, set the valve to âFilterâ and start the pump for normal filtering. It usually takes just a few minutes. In our experience we’ve seen this happen on most types of sand filters including in-ground pools and above ground pools, typically around the time that it is first set up or the stand is replaced. For those of you with sand blowing back into the pool.... DE in Sand Filter...how often to backwash? Step 10: Bleed any air out of the filter tank. Turn the pool filter system on and allow it to rush out of the backwash port and through the backwash hose for two minutes or so until the water in the sight glass runs clear. check out the. Let the filter backwash for about 5 minutes and monitor it to make sure that water continues to come out of the filter. Once the water coming out the waste line is turns from dirty to clean (may take up to 3 min.) This water exits as waste and not back into the pool. 3. If this is your first visit, be sure to The space from the top of the filter to the beginning of the sand line is called âfree board.â Backwash. Instead of the water flowing through the filter and into the swimming pool (to clean the water). Sand filters need to be backwashed more often. I have an above ground pool with a sand filter. The valves are either top or side mount. Well if your swimming pool is new and you just recently put new sand in the filter then this might happen for a period of time until it stops. Now when I backwash or vacuum the pool, water is coming out the waste adapter plus coming back into the pool. When itâs reading 8-10Ibs above the clean after backwashing, you have to do Backwash to your sand filter again. Backwash, or backwashing, is a method to thoroughly clean a swimming pool's filter and avoid having to clean it manually. then back to normal run in filter mode and a blast of sand comes out. It reduces the amount of pool supplies needed since an efficient filter will reduce overall chemical usage and is a good place to start when having any issues when it comes to water cleanliness and clarity. 4. Sand coming from the pool filter is the sign of a broken component in the filter. All sand filters use the same basic mechanics: when set to âFilterâ, water flows from the pool, through the filter, and back into the pool. This setting runs the water backwards through the filter and out the waste pipe. Our purpose is to provide and syndicate information based on the activities in the swimming pool industry. When that gets full, your vacuum cleaner no longer has the same cleaning ability. Itâs the same thing with a sand filter. If your pool has a sand filter, it goes without saying that the sand should stay in the filter. Closed. First of all, you should check the sand filter reading. You'll know it's time to perform the backwashing routine when the pressure gauge indicates a pressure rise of ⦠There may or may not be sand in the pool as I don't know if I have dirt or sand because of the cloudiness. I have had a heck of a year clearing the cloudiness of my pool and have posted about that issue in the algae forum. When the water gets to the bottom, it reaches the lateral array (starburst), which you can think of as a screen or sieve that allows the water to get back to the pool while keeping the sand in place. This is accomplished by opening the air bleed assembly on the top of your filter tank with the equipment running. After a period of time, the contaminates in a sand filter start to clog the sand to the point where water flow is significantly diminished and the pressure gauge rises 8 to 10 psi above normal operation readings. That does not seem normal is it?”. Typically, a filter gauge will be on top of the assembly and it may rotate with the assembly when opening. When the backwash setting is selected, water runs backward through your filtration system and gets sent into the waste line rather than into the pool. Select the âBackwashâ position on your multiport valve handle. With the power shut off to the pump, remove the top of the valve (handle, etc), inside is a gasket that is shaped a little like a spider's web, hence the name. “Clear water ,ph ,chlorine level good. Any sand labeled as "pool sand" or "filter sand" will work since all sand-filter sand is sized the same â number 20 silica sand with 45 to 55 mm grains. The grains of pool filter sand, in the the minority of cases, become "rounded" due to fat build up around the grains, which is the pool owners fault. Instructions on how to backwash a sand filter: Turn off the pump (Never change the filter control valves with the pump running). Pool sand filters can basically become like sandy lard which causes "channeling" down the s ide of the sand filter. When the filter is backwashing the water flow can cause the sand to rise high enough and overflow into the standpipe, which will allow the sand back into the pool. This function includes turning a valve so that the water can flow by the filter backwash and flush out all sorts of dirt. After I vacuum the pool I backwash I lose sand then I put on rinse to level the sand for about 30 sec. sand coming out of pool filter when backwashing How To Clean The Sand Filter In Your Pool. The algae I'm trying to sweep from the pool is coming right back in. Why does my sand filter not clean the pool water? Is your sand pool filter doing the job or giving you problems? To get a sand filter system off to a good start, proper charging of the sand is essential. We have a Baquapure sand filter and just replaced the entire lid/multiport valve assembly (with a new spider gasket) and changed the sand. Depending on how much you use your swimming pool you should at least clean your DE Filter ⦠This ⦠Dealing with Stains & Metals, . Attach your pool hose to the backwash port on your sand filter. Helping consumers find quality pool services and pool companies ways to reach those potential clients. 3. After replacing the sand, backwash and then run the pump for several cycles to clean the pool water. You may also see some sand discharged from the backwash hose after backwashing. The following instructions are based on backwashing a DE pool filter, which is one of the most common options for residential swimming pools, but weâll also review how to backwash a sand filter[1]. Once the pump is off move the multi-port valve back from the backwash position to the rinse position. The water only shoots out of the waste adapter half as far as it used to. Would love your thoughts, please comment. After I vacuum the pool I backwash I lose sand then I put on rinse to level the sand for about 30 sec. 5. So itâs called âBack washing.â Why does sand go into the pool after backwashing? Dirty Or Greasy Pool Filter Sand. At this point there should be murky water flowing out of the backwash line. ... No. DE is short for diatomaceous earth, a powdery material that absorbs impurities and contaminants in pool water[1]. Any dirt and debris trapped in the sand or DE get flushed into the waste line along with the water, thus cleaning out the filter material. The three types of pool filter systems--sand, diatomaceous earth and cartridge filter--all rely on a pressure gauge to indicate when the filter is too dirty and needs to be cleaned. If it's a Multi-port valve, then it has a "spider gasket". Cleaning a DE Filter. In pool terms, backwashing is the act of reversing the flow of water through your filter media, thereby dislodging trapped debris and flushing it out through your multiport valve waste line. Every pool filter has a backwash setting among other multiport valve settings, which is important in cleaning your filter at least once a week for sand filter and after 3 - 4 weeks for DE filters in order to free the filter of dirt and debris it has collected while filtering your pool water. Sand in your pool. These are the basic steps to filter backwashing. The sand filter uses a multiport valve to direct the water through the filter or out to backwash. When the pressure is at 8 to 10 psi over the starting level, they propose that you backwash. It is effectively cleaning and resetting the swimming pool filter to flush out any debris that has accumulated. Sand coming from the pool filter is the sign of a broken component in the filter. and 'Minerals' & 'Ions', Chlorine Alternatives: UV, Ozone, Baquacil (PHMB), etc, Pool Construction, Equipment, Operations, Seasonal Care (P), Pool Startup, Shutdown, & Winter Operation, New with question about cloudy water but balanced chemicals. . 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