Turn off the valve on the reverse osmosis system supply line. Hi Paul..just some closure on this. Shutting off the faucet causes a sharp drop in the water pressure which can also make the tubing jump, creating the same sound. Are the two problems related? It's caused by air in the system after installation, and usually subsides in seven to ten days. Normal noises produced by Reverse Osmosis: System will make some slight noises as it processes water, even though faucet is off. A loud noise, on new installations, means it was probably installed wrong. Sometimes a little piece of food or other debris can get lodged in this drain hole, causing the same type of noise to occur, so be sure to check that the drain is clear before touching the drain saddle. Water Tank Noise Diagnostic FAQs. This is reject process water flowing down the sink drain. My RO system makes hissing noises. Our reverse osmosis is under the sink. What do you think? To achieve Reverse Osmosis, your RainSoft system will utilize pressure to reverse the normal osmosis process. The process of reverse osmosis removes minerals that are in the water, and this includes minerals that normally neutralize the acid in the water. Which Do You Need? Which Do You Need? Your email address will not be published. Because the water has to travel a long way, it has to have plenty of pressure, but some times it is to much pressure. Some reverse osmosis systems use copper tubing inside of them, very high TDS along with acidic water coming from the system can cause corrosion of the copper which will give the water a metallic taste. Quiet Operation â Usually, reverse osmosis water systems are very quiet and only emanate a slight gurgling sound when the waste water flows from the membrane to the drain. Replaced flow constrictor. And it can take a few hours to fill a standard-sized storage tank. A second reason that your system may be continuously running water down the drain is that the drain check valve is not shutting off correctly. Excellent. The filters and tank are under the building & not accessible without removing some of the skirting. Turn on the reverse osmosis water faucet and let the water run until it comes to a complete stop. May need to loosen the nuts at the top and bottom of drain line adapter. Turn your storage tank back on and run the water one more time to make sure the flow is normal, and the problem should be corrected. Be sure to test your water going into the reverse osmosis system, it should be soft. Your email address will not be published. Some gurgling from your reverse osmosis water system is relatively common An intermittent gurgling sound from your reverse osmosis water purification system is fairly common, especially in new installations. Reverse osmosis system benefits A reverse osmosis system is one of the most extensive methods of filtration. // Manipulate variables These air pockets can cause a sputtering effect in the water as it comes out of the faucet. It sounds to me like the auto shut off is not working correctly. Why do I hear a clicking or hissing noise coming from my system? A water pipe shaking is most likely due to a quick change in the water pressure in the pipe. //s.eVar15 = ""; Continue to rotateadapter to a position that minimizes the noise. s.hier1 = s.prop5; Drain tube. Thanks for your help! As the sound eventually stops, can the auto shut-off be a problem? This website uses cookies to improve your experience. Then, take a tire pressure gauge again and measure the pressure on the Schrader valve and if the tank is full, you should get between 35 and 40 PSI. Why do I hear a clicking or hissing noise coming from my system? Air bubbles These tiny bubbles are caused by air in the microscopic pores of the new filters and membrane, and are safe to drink. If the noise that your hearing is water dribbling down the drain and it never seems to stop, It may be that your systems auto shut-off is not telling the system to stop producing reverse osmosis water which also will stop the wastewater going down the drain. This problem is fairly easy to diagnose and fix. O ⦠Filter bowl leak. In the PNRV18 model, the tank holds approximately 1.5 gallons and in the PNRV model it holds 2.1 ⦠This trickle is how fast the system is making new water. If the pressure is not maintained right away, the tubing can start to relax again. But what is it doing up at this hour? Water Filter vs. Water Softener! If the sound continues, let me know, maybe I can narrow it down a little better. Check manual to be sure installed in proper location. These pockets of air will likely disappear in a relatively short amount of time. There should be nothing to worry about!