Installing a water softener system may be necessary. If the storage tank on your water heater is clogged with debris, it will only store water at the place where the burner is located on the water heater. Again, the fix is relatively simple. A strange groaning sound coming from the pipes or the tankless water heater when you flush the toilet might indicate that this is the source of your problem. A check valve installed in the water line will usually solve the problem since it will prevent other plumbing fixtures from interfering with the flow of water to the water heater in most circumstances. For the last several months, whenever you turn on the hot water after it's not been used for a while I hear this loud "whoop" kind of noise outside. Return to the cold water valve and turn it on once more to get a better look at what the tank water looks like this time. However, if it continues to strike the wall with sufficient force, it may ultimately cause damage. Water heater ticking: Its a little frightening to hear ticking coming from your water heater, almost as if its about to blow up like a bomb. Press J to jump to the feed. If flushing out the sediment does not resolve the issue, it is likely that your device is experiencing a significant malfunction. If the control panel of our unit displays an error code suggesting an obstruction, this indicates that your unit is experiencing a difficulty with its venting. Even a tankless gas water heater is susceptible to the same problem. We offer a variety of plumbing services, including water heater installation, maintenance, and repairs. Gas tankless water heaters can be as loud as 90 decibels when starting up and heating water. Remove any debris from the tank and rinse it with cold water several times until the water flows clean. Pump rattles at first, then makes loud whining noise. A humming noise. A lot of noise when the water is switched on might be caused by calcium deposits that have been left behind owing to hard water in your location, according to the manufacturer. It sounds awful and not like any other recirculating pump I've ever heard. It worked perfectly fine for several months, but now started making loud vibrating sounds on start up, and - much more bothering - some 5-10 minutes after I turn off hot water. When the noise occurs when there is no hot water being used, it's likely there is a vacuum that's siphoning water away from the unit and causing loud noise and vibration. When the noise occurs when there is no hot water being used, it's likely there is a vacuum that's siphoning water away from the unit and causing loud noise and vibration. It can be made up of sand, small stones, and other small particles. Turn on the cold water valve entering your heater. Perhaps youll need to call a plumber as well.If you have any questions or comments, please feel free to post them in the comment box below.Thank you. Warm water might escape from the water heater tank as a result of these cracks and fractures in the tank. Leaks Solution: 9. You may identify the source of the problem to a few of valves in the unit. If your tankless water heater is making noise, it is usually due to one of five factors, or a combination of them. If your Navien tankless water heater is making a loud banging noise, it could be caused by a few different things. The test lever will disengage from the brass stem to which it is attached, and hot water will be released from the pipe.If you notice that no water is coming out of the pipe, you should consider replacing the TPR valve with a new one.In order to guarantee that the TPR valve is operating correctly, it is recommended that it be examined by an expert at least once a year. WebDecember 2017 Good Afternoon, We have a new Navien NCB-240 in our new construction home. Finally, it is possible that the water heater is simply old and needs to be replaced. Turn on the cold water valve entering your heater. As you can see, removing the sediment accumulation is not a difficult task that you can complete on your own. Each of the following noises is related to the current condition of the water. A water heaters element tubes become clogged with sediment as time goes on. Noises induced by silt accumulation include: Sediment does not dissipate on its own own. With a little troubleshooting, you should be able to figure out whats causing the noise and get it fixed quickly and easily. Water Hammering Solution: 5. If you have a gas-powered device and you notice a rotten egg or sulfur smell around the outside of your unit, you most likely have a gas leak in your home or business. Go to the running faucet and turn it off. Another possibility is that your unit is experiencing a phenomena known as water hammer, which occurs when your water supply is switched off and then a large amount of water rapidly surges back through the pipes. Hook up a water hose to the faucet on your hot water heater before turning the spigot and allowing the water drain out of the hose (ideally to a safe location outside)! The tankless system may have an internal check valve, so when the small water heater turns on to heat water, or hot water gets to it, you may end up with warmer water once you stop using it while the tank recovers. To flush all sediment out of the tank, you have to empty it. If your water heater is making noises that sound like water is running, you should look for leaks. Theres a strong likelihood that another source is sucking water from the pipe and generating a vacuum if the noise happens while hot water isnt being utilized. Lets take a look at some of the issues that might arise with a Navien tankless water heater, as well as the remedies that can be used to fix them. You should also check the water pressure. Over time, sediment can build up in the bottom of the tank, and when it gets hot, it can expand and cause the tank to make a loud banging noise. WebNavien water heater problem horrendous noise bethonthemove 11 subscribers Subscribe 12K views 10 years ago Horrendous sound coming from my tankless hot water heater. Dirty Flow Sensor Solution: 8. The hot pipe may feel warmer than the cold pipe, but if no hot water is being used, it shouldn't feel hot to the touch. The heating element must be removed from the machine and thoroughly cleaned using a wire brush and vinegar in this case. So, what is the root source of this problem? Solving this problem will need further work and expertise. Once youve determined the source of the noise, you may go on to determining the best course of action to take to decrease or eliminate the problem. Fortunately, resolving this issue is a rather straightforward process. If the noise is happening at times of low use, like nighttime, its probably time to take a closer look. If your device runs on propane, check to see that your tank is not completely depleted. The source of a bubbling noise coming from a water heater can be traced to garbage. (The manufacturers handbook should tell you where each of these components is situated on your device.) During periods when the element is turned off, the caked sediments trap water beneath them, and the water warms until it crackles or pops as it is driven through the deposits. Issues with the Navien Flow Sensor. To your advantage, you may complete these maintenance tasks on your own, saving you the cost of hiring a professional plumber. When a water heater overheats owing to poor ventilation and is surrounded by combustible materials, it is in danger of exploding. The first thing to do is check the temperature and pressure relief valve that is usually located on the side of the water tank. Water heaters generally How Much Propane Does A Tankless Water Heater Use, Top 10 Best 80 Gallon Electric Water Heater (2022 Latest Price), Top 10 Best 20 Gallon Electric Water Heater For 2022 (Buying Guide), Best electric tankless water heater for rv, How Much Does a 50 Gallon Water Heater Weigh. Are Tankless Water Heaters Loud? In such case, condensation is a plausible explanation. To get rid of the noises, clean out your unit or replace any worn out parts or the tank. Please keep in mind that this content may contain affiliate links. Make sure to clean up after yourself using a wire brush. When the correct conditions are met, such as when the dishwasher or toilet flushes, the water entering or exiting the tank will be immediately shut off. The very first thing youll want to do is figure out where the noise is coming from. Too much pressure if the insides of your water heater are under high pressure, you might also experience loud banging noises. Adding some additional straps and insulation around your water heater can help to keep it from moving about and being influenced by fluctuations in water pressure. WebNavien Inc. (Headquarters) 20 Goodyear Irvine, California 92618 Phone: 800-519-8794, 949-420-0430 Navien America Inc. (Branch Office) 325 Route 70 East This company will come out and fix or replace your water heater before a crisis occurs. Does your unit appear to be sitting in a pool of water? When the noise occurs when there is no hot water being used, it's likely there is a vacuum that's siphoning water away from the unit and causing loud noise and vibration. Consider the scenario of preparing water in a covered pot to have a better understanding of the situation. WebNavien combi 7 : Loud Noise michael partensky 132 subscribers Subscribe 0 9.4K views 10 years ago Around 3 am, Nov. 04. This valve may be located near your water heater, or it may be closer to faucets or an appliance in your house. Noises of humming If you are hearing humming noises, it is most likely because your water heater element is loose, causing the water running around it to generate vibrations. These minerals accumulate near the bottom of the tank. Lets take a look at some of the issues that might arise with a Navien tankless water heater, as well as the remedies that can be used to fix them. This can happen if the water heater is set to a higher temperature than the incoming water pressure can handle. Check the filter. jdidier5 2 yr. ago. Loose Heat Exchanger Solution: 7. If your water heater is making cracking and rumbling noises, it is necessary to flush out the sediment from the tank of the water heater. You will also receive the complete range of services from a Clever Partner Agent for a fixed cost of $3,000 or 1 percent for properties above $350,000 when you sell your property via them. Find out more about the various ways a Partner Agent may assist you in selling your house. If you leave the residue on your heater, it might cause damage, which can result in additional charges for repairs or replacement. Everything was good until recently. Water passing through pipes changes the diameter of the tube as it moves from one temperature to another. It has everything to do with the expansion and contraction that occurs as your pipes heat up. Consider what this will do to your utility expenses!