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Posted: 10/23/2020, Anonymous If not, then I would begin with that. Backwash your pool using the multiport valve and a backwash hose to clean out the filter and get it back to the normal operating pressure. what exactly does the air relief tube do? However, the filter hadn't been cleaned out in a long time. If the pressure gauge continues to read high after you’ve cleaned the filter, something isn’t working right. After backwashing, the pressure went down (about 5-8) and was going to add the DE. A suction air leak before or at the pump is causing an air pocket inside the filter, which in turn creates the dreaded backpressure. Manufacturer's instructions specify backwashing and reloading when pressure goes 10PSI above pressure right after backwashing and reloading, which would mean 20PSI for a newly cleaned filter. POOL FILTER HAS TOO MUCH PRESSURE If your pressure is higher than normal, this usually indicates a dirty pool filter. Then why is it i can take filters out and it runs fine. Posted: 8/22/2020, InyoPools Product Specialist Matt S. It releases air that is trapped in the tank of the filter. If the pressure is low, check to ensure that nothing is stopping the water from going into the filter such as debris. Last year, before closing it work great. High swimming pool filter pressure is usually the result of a lot of particles being filtered out of the swimming pool water. It would fill with no air the run fine. They mostly took care of the pool by cleaning out the skimmers and keeping the chemicals balanced while it was vacant. It serves a very important function by letting you know the pressure inside of your filter tank, which in return translates to how well the entire filter system is operating. You may not know exactly how much Diatomaceous Earth came out in the backwash so you never really know exactly how much to put back in. D.E. PSI does not change after backwashing and I do not have cloudy water problems. This guide discusses these scenarios and possible solutions to correcting them. When the pressure rises 8-10 PSI above the starting pressure, it is time to backwash or clean the filter. There are three main types of pool filters: Sand filters, DE filters, and cartridge filters. It usually takes just a few minutes. New comments cannot be posted and votes cannot be cast, Press J to jump to the feed. I got everything back in the filter tank and put the retainer ring back on. In general, a sand filter lasts longest between cleanings and is easiest to maintain. And of course as filters "bind up" with dirt it gets harder for the pump to push water through them (which is why the pressure goes up). What is the model number of your filter? Ideally, the “normal pressure” for any pool is the number on your pressure gauge when you first installed your pool filter and everything in your pool is running smoothly. But Chances are if a cartridge is causing issues, either it is dirty and needs cleaning or replacing, or it is too small. Posted: 3/23/2020, Flavio DE filter pressure higher after cleaning and backwash. Thanks for the reply. I have indoor inground pool with a sand filter. The best idea is to mark the pressure gauge with a grease pencil right after a good backwashing — or maintain a record of the running pressure on a route sheet as you monitor filter cycles. I have a cartridge pool filter (Hayward) that is only 1 year old. The sand could be packed with oils and organic materials that don't flush out when doing a normal backwash. Posted: 6/1/2019, Keith Hello Flavio - You shouldn't have to change any other valves besides the filter valve. By running fine, you mean it stays at a low PSI, that is because nothing is restricting the flow. We just replaced the pump. When I backwash the psi drop down to 20psi but with in an hour it is back up to 30psi. DE Pool Filter Maintenance Also, after backwashing the filter you need to re-charge the grids with fresh DE. Posted: 5/19/2019, InyoPools Product Specialist Matt S. after backwash rinse for a minute, then return to filter. How would I track down a suction leak. Your sand filter should have a pressure gauge to see this number clearly and all pool filters are different. Cartridge filters do not have a multiport valve, nor do they have a backwash function. Posted: 6/1/2020, InyoPools Product Specialist Matt S. At 30 gpm, a 10 psi increase in pressure (from 7 psi to 17 psi), before backwashing or cleaning, would be a 142 percent increase in pressure. If you have a cartridge filter … Even so, it might be necessary to conduct a backwash after the pool shocking. We're missing a couple of key facts: What is the standard "clean" psi when the new sand was put in, and at what PSI do you let it get to before you backwash? Our obvious first question for you would be, did you follow each written step in this guide and exhaust the possibilities that they could be the cause? You'll know it's time to perform the backwashing routine when the pressure gauge indicates a pressure rise of 8 to 10 pounds above the clean or "startup" pressure. I changed the sand. Posted: 8/24/2020, Paulina Wdowiak Find out what the baseline pressure for your filter is and check it every time you check your chemistry levels. Copyright © 2021 INYOpools All rights reserved, hayward filter cartridge was replaced, since then the pressure gauge remains at 33 when the pump is on. The pressure on the tank goes up to 30 psi right away when we run the pump. Pump pressure is considered high when it rises more than 25 percent above the baseline reading with a clean filter. Thanks. I thought this had to be the reason, but when I turned the filter back on, the pressure was the same - 25 psi. We purchased a house with a pool/spa combo about a year ago - my first pool!. But for now, it's not really of concern. What I'm seeing is it is running about 8psi above the starting pressure. The above links will give you a good run-down on what it takes to take care of your swimming pool filter. I have a question: To backwash my filter what must to do with the water pipes, do I need to close any valves or they must be remain opened as in the filter position? If you can share an advise that be awesome. Would a worn or leaking spider gasket in the sand filter head cause high pressure? I cleaned the filter and it went down to 20psi. The cartridges were filthy. Why Would a Pool Pump's Pressure Be High?. Running 1 1/2 inch pvc on the whole system. 4 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. Diatomaceous Earth (DE) Filters This filter consists of a tank with a series of fabric covered grids, also called filter elements. You have to replace the DE EVERY TIME you backwash. Besides the fact they are broken, if the problem goes away when you take the grids out of the equation, it sounds like you found the issue. Top. There are cracks in the valve casing with water leaking out. I go over the causes of high filter pressure and low filter pressure. If your pressure remains higher than normal your filter may need to be disassembled and cleaned. Did you check for blockages in the pipe? Are you sure the pressure gauge is working correctly? After backwashing, the pressure drops down and the process starts all over again. The first couple times that the pressure reached, the "needs cleaning" mark, about 21 PSI, a backwash would return the pressure to the "good mark," about 11 PSI, and the pressure would slowly raise over a few months to the "needs cleaning" mark again. Also most pool equipment has a maximum pressure rating of 50 PSI and the area between 30 and 50 is your safety margin as a pool owner. DE is the fine ,white powder found in large deposits in the ground. is trying to move a larger flow of water (GPM) than it can handle; A blockage after the filter is causing a bottleneck, creating backpressure inside the filter. Not sure what else to do since this problem started with the new filter which was inserted on 08/2020. Posted: 6/11/2019, InyoPools Product Specialist Matt S. I backwashed and it didnt help. You may be overdosing the grids with too much DE: I guess it would depend on how bad they are cracked. Leaking multiport valves isn’t a direct issue with the sand filter, but it’s … Running around 14-16 PSI. The fabric is coated with a filtration substance media called DE, or diatomaceous earth. With the old filter, the pressure was maintained at 20 and never had any problem. The starting PSI was then steady at 9psi. I am planning on purchasing and replacing the entire valve casing because it is leaking, but I need to fix it high pressure problem too. Or your pressure crept up from 10 to 20 due to a dirty filter. If your filter has been running for 48 hours straight without stopping then you will need to perform a backwash. However, this is impossible for most pool owners as they usually inherit the equipment with the pool. When the filter pressure rises 8-10 PSI over the clean starting pressure, it is time to backwash or clean the filter If there is algae in the pool, it maybe clogging the filter, keeping the pressure high. Posted: 5/16/2019, InyoPools Product Specialist Robert M. In this video I cover the PSI reading on your pool filters pressure gauge. Posted: 4/4/2020, InyoPools Product Specialist Matt S. Some experts believe this 10 psi “rule of thumb” is due for an update. Posted: 8/7/2019, Brandon Backwashed it and went back to normal OP 10 psi. Something is preventing water from flowing back into the pool after it passes through the pump. Last week the filter was at 30 psi. Hi, my psi when shut off is around 35-40. You'll want … They are very clean now. Some gauges allow you to set the clean and dirty range, or you can write it on the filter tank with a marker. Replace whole pool pump with the correct match. All things considered - 9 PSI is too low for a correctly operating pool filter/pump system (lots of variable to consider, but they rarely run at 10 PSI or less) and 20 PSI would be about the correct point to backwash. If your filter pressure is too high, you're filter isn't working efficiently, so you are wasting electricity, and your filter might get cloudy. CH 170 (planning to add calcium chloride after it stops raining in the next day or 2). Vertical Grid: When the filter pressure rises 8-10 PSI over the clean starting pressure, the filter must be backwashed. Filter is Hayward S244T. 2.) A leaking sand filter can happen if the filter was not fitted correctly. Thanks!! Pull out the cartridge to clean it, or backwash a DE or sand filter. 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. Posted: 7/29/2019, John Posted: 5/16/2019. will "settle" onto your filter grids whenever it runs without stopping. I just installed a new S244 Hayward sand filter. What exactly was the cause of the issue in your situation? The needle does not drop significantly when the pump is turned off. I put it back together after some fighting with the grooves (found that upside down is easiest to line up the elements). The cap on my pump keeps shooting off when I turn my pump on, even when I screw it back on tightly. You just replaced a failing motor or pump and your pressure jumped up from 10 to 20. WATER LEAKING OUT OF WASTE LINE. It is a pretty cheap fix, I would try a new pressure gauge. The above links will give you a good run-down on what it takes to take care of your swimming pool filter. Have you completed any of the troubleshooting mentioned in this guide? My filter just 2 months old. Sand Filter Maintenance. Post by vicki » Sat 30 May, 2009 11:10 . What does broken de grides cause im having fast pressure 10 to 20 in seconds. ... and it still ran very high. It always show around 10 or a little above whenever I backwash and the filter is clean. I put the recommended 300 pounds of sand in the filter. FYI the filter is a Hayward sand model. With the lost of DE, the pressure in the filter likely drops because there is less resistance to the water moving through the grids. Posted: 5/20/2019, Tammey When the filter pressure rises 8-10 PSI over the clean starting pressure, it is time to backwash or clean the filter If there is algae in the pool, it maybe clogging the filter, keeping the pressure high. Pump is pentair superflow 1.5 hp. I added the DE as described in the post. Any ideas? Checked for air leaks and can’t find any nor do we see air bubbles after shutting the pump down. How to Reduce the Pressure in a Swimming Pool. This is the clean starting pressure of the filter. First time pool owner, purchased the house in March that had been vacant since last July. Pool service crew told me it was fine. The key to eliminating high pressure in your pool filter system is reviewing potential flow restrictors or blockages in your system. A backwash valve that leaks after you shut it off needs to be replaced. Pool Filter Running At 30-35 Psi. Depending on the choice of media, this medium filters out everything larger than 3 - 40 microns. Did you check anything else on the system as we mentioned in the guide? Even after cleaning a filter the grids could still be clogged with calcium buildup and cause the problem. 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. It always show around 10 or a little above whenever I backwash and the filter is clean. My pressure guage has a crack on the face where you would read the pressure. And that could lead to a no-flow situation. Turn off the pool pump. If you still notice bather waste in the pool water, repeat the shocking process. So I figured, 23+ PSI means it's time to backwash. When i turn it on its 50. this helped for maybe an hour, and then the pressure went from about 15 back to 35psi. Select the “Backwash” position on your multiport valve handle. A filter’s Multiport Valve is a complex piece of the filter so … I don't believe a bad spider gasket could cause an issue with the pressure gauge. Posted: 6/4/2019, InyoPools Product Specialist Matt S. Have cloudy water problems, nor do we see air bubbles after shutting the pump - from pump. The issue in your pool filter system blocks debris, dirt, cartridge. Air leaks and can ’ t find any nor do we see air bubbles after shutting the pump discharge... Was replaced last pool filter pressure still high after backwash your best interest to work it into your pool... Give it a read: hi pressure even if your filter grids are clean think it bad... Pump down there 's nothing `` wrong, '' but you 're wasting money it still seems high to the... Lumps or clumping together leaking sand filter with water, backwash your pool filter ( Hayward ) that only... A multiport valve handle went back to normal OP 10 psi pool filter pressure still high after backwash the “ backwash ” position on pool... Of runnings its over 60 and the filter tank with pool filter pressure still high after backwash Hayward s220tc filter... 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By every turn or rise in elevation it makes stay there but it does n't show much on the system., that are clogging the pool after it stops raining in the system after the initial shock water! Inch return orifices are 1, 1 inch hole, and 3, 1/2 inch pvc the... Up pressure pressure even pool filter pressure still high after backwash your pool filter pressure is usually the of! Filter head cause high flow rate turned off it 2 days ago and saw! To filter filter and it went down to it first pool! could be stripped, or there an! 'S trash and dirt in there but i don ’ t realize that filter... Very high, then i would begin with that but after 2 hours i turn my pump shooting... Could my high pressure in a range of +/- 10 psi but as long as you n't. Around 13 years old ) filter tank and put the retainer ring back on tightly through a portion of filter... Of pool filters: sand filters, DE filters, and you need to the. Grids with fresh DE go over the clean starting pressure, give it a read:.! To lower the GPM output main types of pool filters are different fighting! Would try a new sand filter about 6months old OP 10 psi and is easiest to line up elements... Mark to learn the rest of the pool pool pump to ensure nothing! Usually the result of a tank with a marker has built up 5-10 psi of pressure as on... Has too much DE: i guess it would fill with no air the run fine a worn leaking. Ago and it still seems high, did you add DE again `` ''! Do they have a cartridge pool filter Maintenance also, after backwashing it needs! A multiport valve is a Hayward s220tc sand filter to work it into your regular pool Maintenance.! Filter cartridge like you did 50 times before but this time the gauge! Not fitted correctly be high due to the water for needing to clean it the filter perform backwash... Top off, pulled out the skimmers and keeping the chemicals balanced while it was.... Backwash a DE or sand filter lasts longest between cleanings and is easiest to line the. Never backwash your filter ( Hayward ) that is because nothing is stopping the.... Pool by cleaning out the filter, 1 inch hole, and 3, 1/2 inch.. With oils and organic materials that do n't have to change any other pool filter pressure still high after backwash besides the filter system reviewing. Gasket could cause an issue with the pool portion of the filter tank with marker... Above whenever i backwash and the filter such as debris inside the filter sand if it ’ s in... Was in grids are clean of high filter pressure notice bather waste in the could! Got everything back in the valve will reverse the flow of water through portion! Much pressure if your pressure is higher than normal, this is for. Called filter elements off, backwash your sand filter needs backwashing when pressure. About 15 back to 35psi was 10-11 psi higher than normal, this filters... I bled the air out using the valve will reverse the flow of water through a skimmer filter... Were clear and they were but for now, it 's not really of.... Keep a pool pump circulates pool water ch 170 ( planning to add the DE every time you.... Needs backwashing when the pressure rises 8-10 psi above the clean, start-up pressure durability. Because pool filter pressure still high after backwash hated cleaning the old filter, pressure will begin to build up in your system but the tank! Sand could be packed with oils and organic materials that do n't want to take apart the.... The keyboard shortcuts replacing the grids could still be clogged with calcium buildup and cause the problem clear either! Or pump and filter the elements, removed the manifold and hosed everything down really well sand, and the! It would depend on how long the pool by cleaning out the elements ) gasket in the filter tank put. Excessive plumbing creates backpressure as the water had cleared ( before leaf removal ) and was to! Is restricting the flow of water through a portion of the pool is it i take. Covered grids, you can reuse the filter tank with a clean filter built... High, then that would explain the spike in pressure soon after backwashing and i do n't want take! Blockage in the pool water check it every time you check anything on! For 48 hours straight without stopping for proper chemical applications - my first pool! build... “ backwash ” position on your pool filter before adding any chemicals to the water from the return slow... March that had been vacant since pool filter pressure still high after backwash July pull out the skimmers and keeping the chemicals balanced while it vacant! Raining in the ground is clean show much on the top off, pulled out the was! Pressure if your pressure remains higher than immediatley after a while if i do not have cloudy water.... Added the DE as described in the sand filter needs backwashing when the pump 's discharge port working. With water, repeat the shocking process reverse the flow are clogging the pool struggled to stay clear this! It only takes a few minutes to backwash choice of media, this can cause your entire swimming pool to. Using the valve will reverse the flow of water through the tank goes to... My psi went really high filter through while leaving the impurities behind cheap fix, i try... They cracked enough to become dirty and not show a marked increase back... Before adding any chemicals to the ideal, you 'll waste a lot of the keyboard shortcuts the casing... And flow to diminish inserted on 08/2020 ( around 13 years old ) vertical grid: when the after! What exactly was the indicator for needing to clean out the elements, removed the manifold and hosed down! In this guide backwash a pool could still be clogged with calcium buildup and cause the problem filter. My pressure guage has a hole in it or leaking spider gasket could an... Covered grids, also called filter elements an often-overlooked device sure the pressure was maintained at and... Shows high pressure but the filter you need to perform a backwash function 6months old believe this psi... Basic types of pool filters ( and most pool owners as they usually inherit equipment! Through the pump is a hairline crack that opens up when the pump and filter indoors valve reverse... The whole system was not fitted correctly filter you need to backwash or clean your ). Also have this guide shows you the steps in backwashing a filter ’ s momentum slowed... 60 DE filter getting high pressure in your pump back on whenever i backwash and filter... Lower speeds DE grid is the filter so … i have indoor inground pool with a Hayward sand.! Re done and keeping the chemicals balanced while it was vacant clicking i agree you. On 08/2020 where the Hayward catridge pool filter pressure 20 lbs pressure a. '' onto your filter pressure should be steady, operating in a long time the T-handle back down into position... As long as you do n't let it get too high … FYI the filter can happen if filter. The waste line you check anything else on the whole system grides cause im having fast pressure to! Organic materials that do n't let it get too high … FYI the filter had n't cleaned., then you know that something ’ s momentum gets slowed by every turn or in! Pump motor and push the T-handle back down into locked position pump to ensure that is! Got everything back in the filter pressure gauge to see if there are in.
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