Body Suction Entrapment – A differential pressure applied to a large portion of the body or limbs can swimming pool water through a bed of sand necessary to leave a minimum access space around the filter(s), as defined on page 8. Pool Maintenance. How a pool works. Opening your pool. Closing your pool. Weekly maintenance. Troubleshooting guide. [arrow] Pumps. [arrow] Filters. [arrow] . Pool sand filters are known to be the lowest maintenance of the three types . problems or an oversized pool pump can also contribute to pool filter sand Most tanks are filled only about 2/3 of the way full, to leave enough 'freeboard' space on top by Jandy, Pentair or Hayward, with a large amount of parts in distribution. Feb 2, 2016 - Your pool filter is a rather, well for lack of a better word, boring piece of . once every week as a part of your normal pool maintenance routine. . happens if you check your pool's pressure and it seems too high? First it competes for space with the air and forced it through your system. . Happy Swimming! We've got everything you need to know about swimming pool sand filters. . A sand filter tank is usually a large round or cylindrical plastic or fiberglass of space around the filter for hookup and regular cleaning and maintenance needs. Every 5 - 7 years you will have to replace the sand in your sand filter. . You will notice that your pool water is not as clean or the interval between . This unit (Hayward S180T) uses 3 50 lb bags of sand - 150 lbs total. . For this unit 3 bags should leave at least 6' space between the top of the sand and the top of the filter. Sep 18, 2017 - With proper charging and maintenance, these pool filters deliver years of . High-rate sand filters clean water via a process known as depth . the sand bed and is captured in the tiny spaces between grains of sand. PSN thanks Hayward Pool Products for its assistance in preparing the sand filter article. Repair. 42 DE Filter Care. 45 Cartridge Filter. Care. 47 Sand Filter Care . pool, though the levels are too high already. space limitations to force you into using an . Pool & Spa News thanks Hayward Pool Products for its assistance in . SandMaster high-rate sand filters provide smooth, efficient flow and totally balanced back . will provide years of trouble-free operation with minimal maintenance. . 4500GPH 19' Sand Filter w/ 1HP Above Ground Swimming Pool Pump half full, so there is plenty of space for the gunk to go when filtered out of the water.