What could the problem be? I have a filter that is a little larger and it works better. Posted: 4/22/2022, InyoPools Product Specialist Dennis R. Please check your entries and try again. If you need to replace either, read my research on the best skimmers for above ground and inground pools and the best skimmer replacement baskets. Pool pumps should generally not make loud or intrusive noises, as they should run rather quietly while they are in operation. You can get a good idea of where it is by looking at your owner's manual. This can be caused by low water levels in the pool or heavy debris in the skimmers causing them to suck air. Stop it before it happens. Lets dive in. In addition, the pressure tank is charged and connected to the system using a small air compressor. This could indicate the bearings no longer spin the impeller efficiently. Secure the bearing assembly with bolts or set screws. Note: You may have to also have to remove the metal collar if the new shaft seal also has one. Just 0.015 to 0.020 inches off the correct clearance can reduce the performance of a 10-inch impeller to perform like 9.5 inches. Pumps where the impellers are plugged and the data just before failure shows higher than expected bhp, and the shaft is very hard to turn. Line your pump basket with skimmer socks or nylons to catch small debris. Pool pump motors are continuous-duty outdoor rated motors, but they will eventually wear out and break down. See our guide on cleaning out an impeller Also if you have low pressure, you may have developed a suction leak in your pump or in the piping coming into your pump. After the assembly is out, you should see the diffuser and diffuser gasket on the end of the assembly. Large debris such as mulch, sticks, and small toys sometimes make it past the pump basket, and can clog up the impeller. So, if you purchased a 1 HP full rate impeller but installed a 1 HP uprate motor, your motor has a max total HP output of 1.25, and the impeller is a total HP of 1.65. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'remodelormove_com-box-3','ezslot_4',175,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-box-3-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'remodelormove_com-box-3','ezslot_5',175,'0','1'])};__ez_fad_position('div-gpt-ad-remodelormove_com-box-3-0_1');.box-3-multi-175{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:50px;padding:0;text-align:center!important}You may also notice a decrease in the rotation speed of the shaft connected to the impeller. Adjust all plumbing valves. Another way to reduce the sound of your water feature is to select a pump with a noise-dampening design. Ive thought about this some more, and I have one more question. Your email address will not be published. Replace lid. If your business is having trouble with wear rings in its API centrifugal pumps or needs help with maintenance or other pump issues, give PumpWorks a call - 855.979.9139 or contact us online today! Posted: 1/4/2013, mckyd68 They have to generate pretty good torque to move the water. A bad set of gaskets can have your equipment area flood or a pump filled with air rather than water. Pool pump timer is not set for a long enough running period. I drained for the winter. Ready to get that pump fixed? Again your pump should maintain prime. A clogged impeller can lead to severely limited flow through the system and could burn out the motor. Impeller moves easy, motor runs quite. If you notice your pool pump's output not being as strong as usual, it could be a sign that the impeller needs replacing. The spinning action of the impeller when driven by the pump motor generates the water pressure in your pool system. Weekly cleaning of the pump basket will keep you from having to do the more involved cleaning of the pool pump impeller. A 1HP and 1.5HP impeller look very similar, and if you're not careful, you could pick up the wrong part. Snap on the diffuser - no screws are required. Make sure you are running the correct size pump for your pool size and requirements. But in many cases, tight clearance parts, such as wear rings and bushings, are the first to wear. DO NOT touch the bearing (top) surface of the seal. This will create a faint hum or vibration as well. Water enters the center of the impeller. The torque will vary, depending upon the speed selected. By: Author Olin Wade (Remodel or Move Stuff). It is extremely important to perform regular pool maintenance, and this includes regularly cleaning the pump pot baskets in your pool. impeller - I don't know why the impeller is able to spin both ways when you are holding the shaft and keeping it from rotating. That is why there are three systems curves shown there (impeller, ring leak path, and net flow out to discharge), but only one pump curve (the impeller stays the same). For an expanded explanation of how a pump operates click. didn't try to force it. If there is excessive swelling, noticeable wear and/or cracks, or one or more of the impeller vanes have broken off, replace the impeller pump immediately. Another sign is a decrease in water pressure coming from the pump. important to perform regular pool maintenance. Pool pump impeller clogs will happen, so you dont have to beat yourself up if you discover that its your issue. A splash guard like an acrylic plate or glass will reduce the noise caused by splashing or spray in the water feature. You will see the motor wiring and capacitor. Unbolted the motor to check the impeller for trash but couldn't pull it apart. This process can help companies achieve targets with reduced emissions and water conservation. To gain access to the end of the motor shaft you will have to remove the capacitor. If the motor shaft does not rotate freely, the bearings are probably bad. If you water was dirty and you ran that water through the filter, the filter may need to be cleaned several times to clear the fine debris out of the filter. Any suggestions? When turnin the pump on, the motor runs at a slow speed for the first 20 seconds, then it shuts down completely. To see our How To Guides on these procedures click How To Clean a Pool Cartridge Filter, and How To Clean Out the Pool Pump Strainer Step 2 If you have a floor vacuum, check to see if any of the hoses are cracked. This will help to create a barrier between the noise of the pump and the rest of the environment. If it turns freely, I'm stumped. All rights reserved. As an example, changing from mild steel (reliability factor of 1.0) to stainless steel (reliability factor of 4.0) would increase the impeller life from cavitation damage by a factor of four. Thus, with a plugged pump, bhp may increase or decrease depending on the relative impact of impeller plugging versus an increase in mechanical losses. The gaskets and seals are what keep your equipment pad dry and your water moving. Additionally, you can try to manually rotate the shaft to see if it is loose, as a loose connection can signify bad bearings. Take off the clamp band on the seal plate to separate the volute. The Do's and Don'ts of Submersible Pump Applications 1. We then manually prime the pump by adding water directly to the pump, using a bucket or garden hose, and cycling it until it catches and holds a prime. It can corrode the surface. All of these can cause excessive noise, and should be taken care of as soon as possible. PumpWorks Understands Wear Rings At PumpWorks, we are passionate about getting the most from every pump. Remove the pump filter assembly by removing a series of bolts located around the circumference of the pool pump using a ratchet set. As a Houston pool owner, you should know that pool pump service is one of the top reasons Houstonians call pool maintenance companies. If there are any cracks or pieces broken off on the impeller, it needs to be replaced. Additionally, non-functioning impellers can cause excessive noise, vibration, and can damage other components inside the pump. Hand tight is sufficient. Inspect the bearings for signs of wear and damage. If all looks good, you can put the top back on the basket, turn on the pumps power, and be good to go. Replace the four bolts evenly. It ran great for a few minutes then began to cycle on and off. If a leak is present, it will likely be located at one of these places. Use a hose to fill it with water to prime the pump. If your haven't replaced your motor shaft seal and gaskets, I would also do that. ds1 - If you have a leak between the impeller and motor, you probably have a bad motor shaft seal. Your observations are correct. Pumps. And it pretty much looked like the parts I was replacing. If you do not see the diffuser or its gasket, check inside the housing. While this may be convenient and allows for easier maintenance and cleaning, it can have an effect on the life of the pump and its motor, leading to premature deterioration, increased maintenance costs and wasted energy. To prevent pool pump impeller clogs, cover your pool when youre not using it, use a skimmer net, line your pump basket with skimmer socks, and keep nearby trees and bushes trimmed. For instructions on replacing this seal click. Again DO NOT touch the bearing surface of the seal. It should snap off easily and expose the impeller. Also if the threads are worn causing the impeller to wobble on the shaft, replace it. This article focuses on two pipelines and their pumping systems that are, in many ways, polar opposites. The remaining power (bearing losses, seal faces, etc.) Let me know. Place the impeller back into the housing and tighten the screws securely. First, it could be that the bearings in the pump have worn out and need to be replaced. A clogged impeller does not cause not all pressure and pump issues. Posted: 8/27/2012, kfcrandy Finally, you could add baffles or other acoustic dampening materials surrounding the pump to help muffle the noise from the pump. If you think its already too late, read my articles on how to replace your pool pump impeller, the top pool pumps, and how to diagnose other pool pump issues. A dirty pool pump impeller will restrict water flow both in the basket and pool, so you can tell the difference. 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