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. 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. Is Your Water Heater Making Noise Issues with the Navien Flow Sensor. A critical component in determining whether or not your water heater may burst is the amount of pressure that exists inside the appliance. Typically, this is caused by a valve that is not completely opened, either at the water heater or at a specific outlet such as a sink. Heres a quick rundown of some of the most common noises you might hear from your Navien tankless water heater, and what they typically mean: 1. When this occurs, you will hear a rumbling sound, which is especially noticeable when the water is moving through the ground. Even though those noises dont always indicate a problem with the heater, you should determine the cause of the sound and address any underlying issues. Flushing your system regularly is important, especially in areas with hard water. Make certain that the dirt in the tank is removed to avoid this problem. If you hear a sizzling sound coming from your heater, this indicates that water is not flowing freely into its tank. Sometimes the whining starts right away. Consider the following: the temperature should be less than 140C (284F), and the pressure should be less than 60 psi. How old is it? It is loud enough to hear throughout our open plan house, and on all floors. WebNavien water heater problem horrendous noise bethonthemove 11 subscribers Subscribe 12K views 10 years ago Horrendous sound coming from my tankless hot water heater. Its possible that purchasers may believe the property is haunted if you combine it with water pounding. That expansion will raise the pressure, and potentially leak out somewhere. This is especially true if you do not have an expansion tank installed. 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. Seen this is an old post, did you ever get a diagnosis? It is critical for you to understand that the strange noises emanating from your appliance are worrying and indicate that your appliance is on the verge of cracking, leaking, or explode.The most cost-effective alternative is to replace your water heater tank before it produces a costly leak. Tankless water heaters perform best when the temperature is 120F (48.9C). Tankless Water Heater Making This valve is intended to allow water to escape the tank if the pressure inside becomes too great. Tankless Water Heater Making Noises? Here Noise in a tankless water heater is normal when the water is heating up. Go back to your hot water faucet and turn it If those methods fail to resolve the problem, you may have a problem with the ignition pack of the device.A licensed plumber would most likely be required to rectify the situation in such case, as described above.In the same way, if you feel there is a problem with your units gas supply, it is important to consult with a competent specialist right once.Using gas is quite risky, especially if you dont have the right equipment to test the system after youve finished making any repairs. Water softening can be accomplished with the use of a special appliance. To reduce noise from a tankless water heater, it typically requires flushing the system with vinegar, tightening any If you have a Navien tankless water heater and youre hearing a loud banging noise, dont panic. It is unfortunate that carbon monoxide may cause mortality as well as bodily harm and disease. Just replace the dip tube with a new one, and you should be good to go. Water Heater Washing dishes when someone else is having a shower, for example, might place an excessive amount of strain on your water heater. This is just to remove any extra air that may have built up in the pipe. That expansion will raise the pressure, and potentially leak out somewhere. Everything was good until recently. 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. This covers all of the valves in the home as a whole (such as under the sinks). Water Hammering Solution: 5. Tankless water heaters provide an infinite supply of hot water while taking up less space, posing a reduced danger of leaking, being safer, and having an overall lifespan that is substantially longer than conventional water heaters. Before you begin, you should double-check all of the vent pipes to ensure that they are properly connected. A decibel meter can be used to find out how loud your tankless water heater actually is. If this is the case, spin the tap handles completely counterclockwise. If you have a gas water heater that makes sizzling noises, what should you do? In March 2016 we had to replace the ignition switch. If it is not hazardous, it indicates that your heater will not work as expected in the future. If the water pressure is too high, it can cause the navien tankless water heater to overheat and make a loud banging noise. Water heaters, on the other hand, provide a number of threats and concerns, including flooding and leaks, with the most hazardous being the possibility of an explosion. If your Navien tankless water heater is making a loud banging noise, there are a few possible explanations. Navien The heat exchanger is what heats the water, and if its dirty, it can cause the water to make loud banging noises as its heated. Read my tutorial on how to reduce the noise produced by standard water heaters. Installing a water softener system may be necessary. Flushing your system regularly is important, especially in areas with hard water. Loose Or Dirty Parts Solution: 4. Check the filter. jdidier5 2 yr. ago. A decibel meter may be used to determine how loud your tankless water heater is actually operating at any given time. In most cases, if you hear a clicking noise, it is the flow switch going on and off to start and stop the flow of water. Save my name, email, and website in this browser for the next time I comment. Loose Heat Exchanger Solution: 7. Water Hammering Solution: 5. The very first thing youll want to do is figure out where the noise is coming from. Regardless of what you may have heard, tankless water heaters can get noisy. When sediments build on the bottom of the tank, it traps the hot water underneath. Then quiet. It sounds awful and not like any other recirculating pump I've ever heard. The heating element must be removed from the machine and thoroughly cleaned using a wire brush and vinegar in this case. Even a tankless gas water heater is susceptible to the same problem. Water Heater To determine whether this is the case, look to see if the power cable has been detached from the heating unit. WebNavien combi 7 : Loud Noise michael partensky 132 subscribers Subscribe 0 9.4K views 10 years ago Around 3 am, Nov. 04. Installing a water softener system may be necessary. Allow the water to drain out completely, and youve successfully resolved your water heaters bubbling noise issue! The first thing to do is check the temperature and pressure relief valve that is usually located on the side of the water tank. Problem with Noise from Tankless Hot Water Heater An explosion caused by a hot water heater can result in death, physical harm, and significant property damage. Water Heater Making Noises WebHi Nora, Gas tankless hot water heaters all make noise when firing up and heating water, but the levels are usually less than 90 decibels. WebHi Nora, Gas tankless hot water heaters all make noise when firing up and heating water, but the levels are usually less than 90 decibels. 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. First, it could be that the water heater is over-pressurized. Despite the fact that a toilet only utilizes cold water, I have observed certain toilets that behave in this manner. Gas tankless water heaters can be as loud as 90 decibels when starting up and heating water. WebWe have an external Hot Noritz tankless water heater that was installed in May of 2008. To reduce noise from a tankless water heater, it typically requires flushing the system with vinegar, tightening any If the noise is happening at times of low use, like nighttime, its probably time to take a closer look. Water flow has been restricted: Screeching sounds indicate that the water flow in your unit has been restricted. Tankless water heaters will all make some noise when starting up and heating water, but the noise levels are usually reasonable and not cause for concern. After detailing the three procedures necessary to lessen the noise produced by a tankless water heater, this article will go on to address remedies to other frequent problems related with these appliances. Navien combi Loose components, limited water flow, silt accumulation, changes in water pressure, and vibrations are just a few of the reasons for this. If you leave the residue on your heater, it might cause damage, which can result in additional charges for repairs or replacement. After being heated by an electric source, the water in the tank begins to gather minerals that are present in it. A decibel meter is recommended to find out just how loud your water heater is. Some of the noises, on the other hand, might indicate a problem. Remove any debris from the tank and rinse it with cold water several times until the water flows clean. Sounds like a broken impeller. First Turn On Hot Water We Hear This Loud Noise Outside Every year, you should inspect your appliance at least twice. Finally, its possible that the loud banging noise is being caused by something else entirely. Although this is a good first step, it does not ensure that the noises will cease. Navien Tankless Water Heater Humming Noise [10+ Easy Fixes] 1. Whichever remedial action you choose will be determined by the source of the noise. 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. If this occurs, you should either minimize the number of programs running at the same time or upgrade to a more powerful machine. Navien Tankless Water Heater This is also perfectly normal, and simply means that the blower motor is running. I've bled the system top and bottom and even removed the return line then switched to internal pump yet it still makes this noise. Corrosion and rust can build up in the valve, causing it to stop operating completely. This can happen if the water heater is set to a higher temperature than the incoming water pressure can handle.