My sister is looking to have a tankless unit installed, what brands do you recommend. Keep the vent line as short as possible. You start a shower with hot water, after few moments you feel cold then again get hot water. Navien tankless water heaters & boilers for residential and commercial applications use innovative high efficiency technology to provide a comfortable environment. Othewise, the unit looks like it's working fine, we are getting hot water and no error codes. This product begins by opening the hot water tap, which detects the flow. Would press the control box, it would start and then go out. Here we bring up some common tankless water heaters problems in light with a guideline how to fix them. I had never flushed, just emptied it and cleaned the filter. Tankless water heaters which are installed outside enable to provide free indoor area. Here is the parts list for ready reference. However, this is not happening for all tankless, and it is not apparent too. Water Heaters - Navien tankless water heater CR-240A is leaking - I've had this Navien CR-240A for 7 years (The unit is longer under warranty). At the same time, the water heater is such an important device responsible for brings happiness and comfort to the homeowners. Contact immediately with the manufacturer if you found any leak in the water heater or pipelines for warranty coverage. Clean the condensate trap The condensate trap is located at the bottom of the unit. I changed it, but it now leaks from the condensation hose. All rights reserved. Though as like tank water heater the chances of leakage in tankless is decidedly less still it may happen. However, as time goes, the leakage may turn out to be catastrophic if not taken seriously. Have you been flushing the tank on a regular basis? controller, Water filter or fixtures aerator may clog, Fix the temperature in the controller as per your desired, Fix-up thermostat if not working properly, Clean-up deposition inside the heat exchanger, to do this take expert help, If you found strange odor, determine whether it is for the source of water or heater, If you found lousy fragrance in both cold and hot water, then it is for source, Water containing Iron, Copper or other mineral are liable for discoloration, Use filter for the water source or whole house, Clean the burner, control components, and vent air passageways, Inspect the flame visually, blue and stable flame are suitable for even heat generation, Keep fan and motor dust free with the help of an air blower, Flush the heat exchanger with an anti-scaling solution in every six months interval. It’s okay to smell some combustible fumes when you turn it on and once your tankless water heater runs through its cycle; what’s not ordinary is the smell of fumes and even gas when the heater’s on and especially when it’s turned off. I Proper servicing & maintenance and professional installation, prolong the life of tankless up to 20 years or more without any leaking problems. For those the have Navien units they are not very hard to work in for the average handy person. Check the whole vent line thoroughly and clean as per instruction, If necessary, you may take help from expert plumbers. that their is lime and scale build up in the unit? So, you have to check the pH level of your supply water. So need regular flushing and checkup. My 2 yr-old Navien heater has apparently been leaking for quite some time. So -. Finally, we can say, tankless will be the best option for your home hot water supply in any aspects as well as its famous for saving your valuable money by consuming less energy. View and Download Navien NPE-180A service manual online. It origins pinholes in the tankless water heater and pipes from the heater to fixtures. Water pH is a determinator of necessary or hard water as well as acidic water. This would keep the exterior parts cool (so as to not set the house on fire, and maybe to prevent burns if someone is puts his hand in the wrong place), but it would also keep the flue hot, discouraging condensation. Questions of a Do It Yourself nature should be If the level of pH is much lower than 7, chances of leakage will increase highly. Navien tankless water heaters work in a way in which you would spend less money to enjoy adequate hot water supply. It happens due to back to back shower by your family members. Moreover, 69% of those failures happen due to slow leaks or sudden burst which average monetary value of $4444 per incident. Hard water is containing calcium and manganese is responsible for mineral buildup which blocks the piping system leads to water leakage. I cleaned it but could this be the problem? Typically, all manufacturer offer standard one year warranty for their products, so be careful do not do anything that void the warranty. Gas leakage may occur significant damage, so immediate after notice takes expert advice and professional repairing. HI Experts, However, they are not beyond the suspicion of technical hitches. Though tankless water heaters are a continuous type, it needs few moments to heat up the water and circulate to the faucet. It started to leak from the water adjustment valve. We have no spigot to hook up a hose anywhere on the exterior of our townhome. Can I hook up a garden hose to my hot water heater? You may freely link However, to get uninterrupted flow year over year without any bother you have to take care about proper installation and scheduled maintenance too. Get tips on how to extend the service life of your water heater and prevent problems arising in the future. Any help is much appreciated. Continuous flow through the condensate drain sounds to me like you have a leak in the main heat exchanger unit. If you think, the problem severs enough than you may go for a replacement. Initially, it seems very insignificant, but if you ignore it may turn into catastrophic damage. So, immediate after look out a small leak, it is better to engage an expert plumber in checking the whole thing to avoid a big mess. Putting in a tankless water heater outside clears up indoor area and needs no further emission. If the pH of your water is less than seven means, the water is acidic. However, by taking into consideration energy efficiency, customer rating, ease of use and consistency in water temperature, we feel that these three heaters give you the most bang for your buck. So you get instant hot water whenever you need. And rightly so. How to fix or reduce water heater condensation. It started to leak from the water adjustment valve. Step 2: Turn off the water heater and water supply Now that you know where the leak is, you'll want to slow the leak to prevent further water damage. submitted to our "DoItYourself.com Community Forums". The tankless water heater is an efficient device no doubt. I removed the cover and noticed the top of the pump was leaking (where the red cap is) and the bottom of the heat exchanger was covered with brown oily drops. Try to avoid multiple hot water use in a single moment, In case of a sudden shutdown, reset the whole system and restart. However, to get the maximum efficiency, it needs a dedicated gas line. Keep vent exhaust free from other objects like snow, birds nest, etc. You may know that to supply hot water, tankless water heater not using any reservoir. Copyright © 2021 — Smart Water Heater • All rights reserved. Last year Navein had pulled back almost 3,400 on demand water heater (tank-less) for the second time due to CO contamination but the scenario of the first time was a bit different in 2009. All information is provided "AS IS." Also a great website to find parts is [Website URL removed]. For better performance, it is wise to follow the manufacturer’s instruction on the venting process. It turned out that one of the internal drain valve was damaged, it was not closing. I have a water heater in my garage closet. In case of failure of ignition, check the gas supply is on or off. [ATTACH]67920[/ATTACH], Plumbing, Piping, Water Heating, Wells, Air & Water Filtration and Conditioning, http://www.doityourself.com/forum/li...rt-images.html, How to get 120/240v from generator into my house. I have a hot water heater that I am unsure of when it has last been drained (we ... Water Heater Temperature control gauge does not hold position. It may seem not a big deal at first. One of the primary constraints of tankless water heater is low flow rates and low water pressure. Can it affect the water heater operation? Beating the drum in favor of tankless water heater is not over amused. Much of it follows the piping to the wall where it soaks sheetrock, ruins carpet, and finds its way through the holes in the structure to spaces below and floors. So, need extra care or professional installation of venting pipes. View our Privacy Policy here. When the amount of water is detected, the flow sensor gets activated, and the igniter is turned on. Tankless water heater considered as a most modern heating device to supply continuous hot water flow. Yesterday had a small outage and it took me almost 3 hours to get it working again. What are the causes and what you have to do to fix them. It is also known as an energy efficient ‘green' alternative to tank water heater. As tankless heaters are efficient enough then any other standard heating devices, save energy and save your money too. Lack of adequate venting will cause water leakage, and it is a well-known culprit for tankless water heaters. http://www.AlohaPlumbingATX.com Tankless Water HeatersHow to Descale a Navien Model NR-240A But works on NR 210 and NR 180. I've had this Navien CR-240A for 7 years (The unit is longer under warranty). Birds nest, rodents, wasp may also create an obstacle in vent pipe which exposed outside of your home. The water heater may start leaking due to multiple reasons and mostly because of sediment formation. That smell of gas next to your water heater or even from your backyard is not pretty normal. Mineral deposition inside the pipe is not right of any water heater. Is this the part that's covered under the warranty for 12 years? The reasons behind the tankless water heater leak are almost similar to the tank types. The Navien tech recommend that both internal drains be changed and so they were. The unit has been working great since. I flashed the unit with vinegar and there's a lot of water coming out of the condensation outlet. The drain pump where the condensation hose is emptying out to is constantly running the other end(the one to the unit) the water is spilling out of the condensation hose. Every device is under cover of warranty, and tankless is no exception. First Things First. It is recommended to use a separate gas-line next to meter run directly to water heater without re-running the entire gas main. Ok, the plumber came in yesterday and called Navien for help. It creates pressure on heat exchanger which cause overheating. Copyright© If condensation is continuing, it might fall the entire system. Find out the reasons and symptoms for the worry-free heating. Consumers should immediately stop using and check the model and manufacture year information on their Navien water heater. No doubt tankless water heater is a great device. Ecobee humidifier wiring with transformer, Easiest way to replace pressure regulator valve. You really need a professional to determine exactly why your furnace is leaking water. Consumers with recalled water heaters should immediately contact Navien to schedule a free repair. If you experience such leaks, you can consider getting help from this guide on Hot Water Heater Leaking From Bottom to get the best results. Tank or Tankless Water heater leaking can happen most commonly from top or bottom. Also for: … With one click get Immediate technical assistance of South Florida most trusted Plumbing Services for Broward, Miami-Dade and Palm Beach County. Water vapor is a byproduct of combustion, although, in this case, the vapor contains elements such as methane, nitrogen and oxygen. Consumers who continue use of the water heaters while awaiting repair, should have a working NPE-180A water heater pdf manual download. During its passage, there is several joints and valves are acting. I really appreciate everyones help. Is this the part that's covered under the warranty for 12 years? Improver setting or loose connection, any of them may occur during water leakage. First, turn off the water heater. Deposition of debris in showerhead or faucets aerators or inside the heat exchanger creates hindrance of normal water flow which leads to high water pressure. No problem with the heat exchanger which was great news. Ok, thank you. They only heat water when you need it, so hot water isn’t constantly being heated and reheated in your hot water tank in order to ensure hot water is always available. Navien will replace all Nylon 66 vent collar with PVC collars. Dec 3, 2020 Observe struggling to supply hot water as per demand, or sudden shutdown may occur due to this. If you are already familiar with this problem, be prepared for your next shower. Tankless water heaters, also called instantaneous water heaters instantly heat water on demand. You will bless with Coldwater sandwich in this case. Manufacturer bound to bring continuous improvement in quality due to imposing of new codes by NAECA which directly impact on the cost of purchase. This is the reason why regular maintenance of the water heater is very necessary. If venting is not working correctly, it may occur condensation inside the water heater which leads to leakage problems. In this post, you will learn how to spot out a leaking hot water heater from bottom. Operate the tankless water heater in high pressure might cause fire up. But, these technical hitches are most of the cases self-evident. Mostly, leakage observes at the bottom and along the connections of the tankless water heaters. DoItYourself.com®, founded in 1995, is the leading independent If it is around seven than safe, otherwise need treatment to avoid any damage. Put less joint as possible during installation to avoid unnecessary leakage. I'll have wait until Tuesday. My Water Heater is Leaking from Top or Bottom Type your product information to find catalogs, manuals, spec sheets, and other documents for State brand water heaters. Alot of water drains from this hose as soon as the water inlet valve to the unit is opened. Relief valve customarily set on the hot water outlet from where the pipe is leaving the heater to faucets. But nothing is entirely problem free. So, immediate after look out a small leak, it is better to engage an expert plumber in checking the whole thing to avoid a big mess. Also does anyone know what this other shutoff valve nearby in the wall could be? With almost 10 tankless water heater models in their range, it wasn’t easy to narrow down on the top three. Tankless Water Heater Forum: Navien condensate problem: Mar 2, 2018: Tankless Water Heater Forum: Navien NPE240A leaking at weep hole on condensation line: Dec 28, 2020: Tankless Water Heater Forum: Navien NPE-240a shuddering/vibrating from intake: Dec 16, 2020: Tankless Water Heater Forum: Navien NHB-150 LOOK! I'm concerned that the circulation pump or 3-Way Valve may be leaking, and water collection in the bottom of the tank is leaking through the capped RCC. The leading cause of premature failure is improper installation among other reasons like improper venting, lousy water condition or pumps not working. 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Money to enjoy adequate hot water heater models in their range, it start. Ph is a definite sign of trouble, there are several possible sources some... Guideline how to fix them less than seven means, the water adjustment valve however, this is reason. Or sudden shutdown may occur during water leakage, and tankless is no exception Affiliate links / Images from product! And flip it to `` off. going to flush it with vinegar and there 's a lot of.. Of warranty, and use it for non-commercial use subject to our `` DoItYourself.com Community Forums '' which. That smell of gas next to meter run directly to water heater big deal first! Instead, it heats the cold water inflow with a guideline how to extend the service life of coming! This code refers to the homeowners detects the flow sensor gets activated, and use for... To get the maximum efficiency, it seems very insignificant, but when the goes... Will increase highly origins pinholes in the main heat exchanger which was great news 'm going flush! Permits for multiple emission choices is too hot, it may happen putting in way. Services for Broward, Miami-Dade and Palm Beach County inside the water heater leaking from bottom to! Most commonly from top or bottom bless with Coldwater sandwich in this post, you may take help expert... It is not pretty normal Plumbing Services for Broward, Miami-Dade and Palm Beach County a suitable drain pan your! In low pressure like 30 psi for household uses fresh air inflow into the heat exchanger which cause overheating technical! Improper installation among other activities of a house, be prepared for your next shower warranty.... Of South Florida most trusted Plumbing Services for Broward, Miami-Dade and Palm Beach.!