HELP we have high pitched noise coming from inside master bedroom sink faucet every time sprinkler system is active outside Any ideas? Turn off the valves one by one until the humming stops to help find the source. Experiments in Fluids 58, no. In one of my first essays I wrote that at the age of nine Charles Dickens went to work in a whorehouse. While this sound is sometimes accompanied by a telltale trickle of water, the leak may appear not in the exterior of the valve but in the valve shutoff. Water pipes can make a humming noise due to high water pressure. This is something that has to be looked into as the sprinkler can break and leak a lot of water in your garden or home. Well that's one I've never heard before. www.nrc-cnrc.gc.ca/ctu, Hunaidi, O., Detecting Leaks in Water-Distribution The noise is more noticeable close to the sprinkler valve area. Movement. InspectAPedia tolerates no conflicts of interest. 389-398. Why? This knocking sound is known as a water hammer. Plus, if additional air is trapped inside the sprinkler system, it can also cause this loud noise. And then connect it to the main valve. The first thing to check is if the water source valve is completely open. Location Details. Use a screwdriver to make the job easier. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. Pressure is too high before it gets to the pressure reducer for the drip line. To test the controller using an electronic repair device simply follow the manufacturers instructions. If Solenoid still buzzes The valve is either dirty or the solenoid is bad. Thank you! Modified on: Thu, 4 Oct, 2018 at 1:52 PM. Switch off the systems water and power at the control panel to replace a solenoid sprinkler. The sound of fizzing will stop, as will any water loss. Lets say the sound is accompanied by a distinct trickle of water. To end that high-pitched noise, turn off the power to your sprinkler pump at the main electrical panel, then troubleshoot the issue. We also observed both whistling and banging clanging water hammer in the water supply piping system of the Casa Azul hotel in Queretaro, Mexico - an incredibly loud sound that would appear or disappear depending on how many fixtures were in use and probably on variations in the hotel's water supply pressure. Mrs. Wampler gently noted that she thought I did not quite mean what I had written. Is corrugated copper or plastic piping in use in the building? Finally, attach the sprinkler heads on the water lines correctly. Water pressure regulators can make some noise as well. Hopefully, you got a good idea of why the sprinkler system is making loud noise. Noise Is Coming From My Sprinkler Valve - YouTube You also can simply purchase the same brand and model of your existing valve and just replace the diaphragm. Then turn on the main water system to remove any residual excess water. It also seems that when the plumbing at the kitchen sink begins to whine and a thin dribble emerges from the tap this can continue indefinitely even when the neighbours has stopped drawing water from the main, though it also can just start and then stop. I hope this suggestion will help you find the right sprinkler head for your job. Answer Summary Not enough to engage a headRick : or you could have a leak in a lineJACUSTOMER-4jppx89t- : Water pressure is not low. The echoing effect may make the sound noticeable from a specific direction. Our noise sounded like it was coming from a bathroom fan. The cost of replacing the valve varies depending on its condition. Cary, Jr Wilson Miles. Turn off the water. Noise Is Coming From My Sprinkler Valve | Hunker Active sprinkler systems make several noises, including fizzing and the sound of flowing water, which are all part of normal operations.