How do you increase water pressure on a swimming pool filter?
Is this pressure of water going in a filter or pressure of water coming out a filter? Do you mean increase the flow of water? An increase in the filter pressure alone without going to a larger size impeller or newer pump will only indicate that the filter is getting dirty. If you need more flow consider changing the impeller or even upgrading the pump BUT you have to know what the outcome of that change will be. You have to know what the hydraulics and pump curve is in order to keep from overpumping the water. Too much flow can be detremental to the plumbing, the pump, the heater. Going to a large size pump most likely now increase your flow if the pipes can not handle that extra flow of water. Sometimes whrn a pump is not sized properly - going to a smaller size pump or impeller - whichever the case may be - will increase the flow of water or GPM. There is a is a trick or formula for sizing pool pumps, filters and heaters to a particular pool.
37 people found this useful
Answer . Back wash for 5 minutes, then rinse for 10 seconds. if you sand is over 7 years old or you've had water issues, chemically clean your filter, or just replace the s…and. if its not a sand filter , try running your system with all the baskets in place and the filter out, if your pressure is much better, than replace the cartridge.. I found years ago when I had a cartridge filter that I had calcium build up in the filter material I soaked it in acid (a fairly strong mix) for a few hours to dissolve the calcium. The filter worked much better after that. eventualy I ended up putting an extra cartridge beside it to work in parallel and had no more problems at all after that improved the turnover of water no end and didn't have to clean the cartridge filter as often,
Just let your filter get dirty and the pressure will increase. To increase the flow rate from the norm a bigger pump will be required.
As a person dives toward the bottom of a swimming pool the pressure increases noticeably Does the buoyant force also increase Justify your answer Neglect any change in water density with depth?
The reason why things float is that gravity addresses only the mass regardless the volume. so when a person dives deep, although he moves away the same volume, the buoyant for…ce increases because the pressure increases, and sice the pressure affects the body from every where the buoyant force increase.
Why does dirt and algae pass through your swimming pool cartridge filter The pump and filter are brand new The pressure and water flow is good?
Check to see if the seals at the ends if the cartridge are properly installed. Otherwise get advice from the manufactures or retailer that sold you the gear.. What does "good…" indicate? Need figures to determine that. Most likely there are 2 reasons. 1. your filter cartridges are old and very dirty - in that case replace them with new. 2. The other culprit could be that the new pump is over pumping the filter. The filter has a GPM rating from the manufacturer and you cannot exceed that. If the pump produces more than the filter can handle then you will have "blowby". I suspect that whoever replaced the pump did not do the hydraulics for the new and the old pump. If the old pump was either a bronze (metal) pump and the new pump is of the new generation plastic pumps then this is most likely the problem. The new generation pumps far exceed the old style pump. Example: old 2.0 hp. pump can be replaced with a 1/2 or 3/4 hp. pump and still pump more than the old one.. You could install a 7 hp. pump on a standard back yard pool but it will not pump any more than the size of the plumbing that is already installed which could be 1.5" or even 2" - the pipes will only pass what they can handle in that size range. You would most likely have to go to 3" or even 4" pipe to handle that volume.. I surmise that the old pump may have been a 1.5 or 2.0 horse power pump and was replace by the same horse power. The correct way to do that would be to do an hydraulics calculation, look at the specs of the old pump, look at the specs of the new pump, determine the size and length of the plumbing at the pool, calculate the correct horse power pump ( which would be of a lesser horse power than the old pump).. Even if the new pump was registering the same pressure on the large tank(filter) that does not mean that it is accurate. In doing the hydraulics you can determine what the pipes can handle as far as volume is concerned. It is a little more complicated to go into here and will take up too much space to work out hydraulics. There are many factors to figure into the equasion.. If this is the case and the pump and installation of the pump are less than a year old you have the right to have them take out the wrong installation and have them correct it at their cost.. My other question is. Did the company that isntalled the new pump etc have a contractors license? If not you may have other legal items on your list to tackle. If you installed the pump then you have no recourse ... you are stuck with it.. An over pumped pool system will fail at: the pump, the heater, the filter and the plumbing. Not particullarly in that order. All peices of equipment on the pool equipment pad have manufacturer's specs as to hydraulics. First one component then another will be affected. If you have copper plumbing and you do if you have a heater - the heater will be the first to go. Overpumping the heater will blow the heat exchanger. Those are about 4 fifths the cost of a new heater. Quite an expensive mistake to make. All aspects of the pool plumbing wise will factor in the decisions of modifying or replacing the equipment etc, etc, etc.
If sand from the filter is ending up in the pool then the laterals are getting worn. These are at the bottom of the sand filter and should only allow water to pass.. A: You h…ave a bad lateral(s). You need to remove all of the sand from the filter in order to get to the laterals. Some laterals either unscrew or click or press into place. Once the lateral is repaired replace the sand with new sand using a #20 grade filter sand. k
You may have to check the seals in the multyport on top of the sand filter.
No just turn the pump of before you open the filter or else you may get a little wet and electrocuted.. Humm, lets make sure what specific peices of equipment we are talking …about here. The pump is the one with the motor attached and the pump may or may not have a clear 5", 6" or 7" lid.. The filter is the large tank next to the pump or heater. If you try to open the filter with the pump running or not you STILL MAY HAVE AIR IN THE SYSTEM. Releasing the clamp under those conditions will land you directly in the hospital with broken ribs or worse. ALWAYS BLEED OFF THE AIR IN A FILTER BEFORE YOU RELEASE THE CLAMP OR UNDO THE NUT(S) HOLDING IT SECURE. Also releasing the air on th efilter tank may make it easier to open the pump pot lid.
Usually you would add muriatic acid to adjust the pools acid level.
A pool with a sand filter or for that mater any filter is set up to push water through the fitter to be filtered. when the filter is clean the gauge in front of the filter Wil…l have a low pressure reading. As the filter gets loaded with more of the dust and dirt that comes from the pools water it becomes harder for the water to pass through the filter and the pressure on the gauge goes up when the pressure get high on the gauge it is time to backwash the sand filter or to clean the cartridge filter. When the pressure on the gauge is high the suction from the pool is low. When the suction from the pool is low even when the pressure on the gauge is low there may be a problem with the pump, or a blockage between the pump and the pool, To increase the amount of pressure on a clean filter the only thing that can be done is to enlarge the pump.
Clean the filter, enlarge the filter, enlarge the pipes coming from and or to the filter, enlarge the pool pump,. If you have a cartrige filter put another one in paralel nex…t to it.
The pressure gauge that is set up in front of the pool filter is there to show you when the filter needs cleaning or back washing. when the pressure gets high it indicates tha…t there is too much dirt there for the water to pass efficiently, Cleaning it at this point will reduce the pressure and make the water flow better through the filter
The usual method is by forcing the water through a membrane that has very fine perforations that do not allow particles over a certain size through. or the water is forced thr…ough sand where the same principle applies there is also a system where a combination of a membrane and diatamatious earth is use to filter the water which while being the most troublesome gives the best results.
It will usually vary on pump size, filter size, and total feet of head but a psi between 8-15 on a clean sand bed is pretty common.
first you have to take the water hose; then you turn it on blast. But if you have a nozzle on it you can switch it.
About 17psi at 1.8m
High filter pressure is cause by one thing. (resistence to flow) This can be as simple as a dirty filter. Clean filter or backwash, You may need a new filter element, or new s…and and to clean a de grid. The other reason would be poorly plumbed piping (to small hydrolics)
Pressure acts on any body of water, but you have to go really deep to notice the force.