Jun 12, 2014 - A rumbling noise coming from the water heater usually means the aluminum anode rod in your water heater is corroding. The aluminum corrodes and then clogs the heater drain which results in a low rumbling noise. The way to fix this issue is to drain and completely flush out the water tank. The water heater makes Noise during heating, Very unpleasant and feels that it may malfunction, Understood that it is due to scaling. The scaling do happen in. Dec 20, 2018 - Water Heater Making Noises. The most common reason for a noisy water heater is sediment collecting in the bottom of the heater. The noise is caused when the hot water bubbles up through the sediment in the bottom of the tank. When this occurs, it causes a popping sound. Mar 18, 2015 - That gas burner starts heating water trapped underneath the sediment, causing it to percolate like coffee and creating the noise as a result. While the noise itself is harmless, too much sediment can: Eventually cause a leak--Sediment slows heat transfer from the gas burner to the water. Toilets can make all kinds of weird noises for all kinds of weird reasons, but they're all pretty much equally annoying. Even worse . Aah, the classic. You may . The running sound you hear is the refill valve letting water into the tank. It should . Air bubbles trapped in the water of your central heating system expanding and collapsing can cause clicking noise. The best way to solve this is to use a radiator . If your boiler is making a loud humming noise when it operates, you'll want to . Your boiler circulating pump is what moves the heated water from the boiler into . Nov 11, 2014 - It's impossible to sleep without running the heat, but the sound of tiny . The heart of hydronic (water or steam) systems is a boiler, which is critics are falling into camps very reminiscent of a classic philosophical debate of . Jan 25, 2016 - Yesterday our water heater starting making a strange noise. On the electric side, when I . K5TAN and Missy, N4RGO 2002 Classic 30 Slideout If you find your boiler or heating system is making unusual noises, do not panic. . In some cases, a gurgling sound may be mistaken for the sound of water .