But, with a tankless appliance, you wont have to face this issue. Make sure that gas pressure follows the specifications listed in the manual. Therefore, before buying a device, consider how much space you have in your house and where you want to hang it. When sediments or rust appear, the pipes get narrower, and Bosch tankless heater needs to work harder to heat water and bring it through the lines. They manufacture gas and electric water heaters too, most with higher energy-efficiency ratings and at reasonable prices. How Do You Fix It?Continue, When was the last time you drained your water heater? The heat exchanger is a vital element on every tankless water heater, including Bosch, and it has to withstand high thermal and mechanical stress. It makes sure you acquire stable water temperature when using it. The good thing is, minor issues can be solved without having to call in a technician for assistance. Just descaled it hoping that would fix it. Moreover, electric appliances also dont cost much to install since they dont need to be vented. One of your best friends for flushing a tankless water heater is a submersible pump. ), both of which will lead to poor performance and premature failure. No one was using the water, so the unit should not fire up. Here we bring up some common tankless water heaters problems in light with a guideline on fixing them. If no outlet is available adjacent to the water heater, contact a qualified electrician to have one properly installed near the heater. Larger heaters wont fit into small places. Shut off the inlet isolation valve on the water heater. Make sure that the gas type of the heater is the same with the type of gas that is being supplied. Bosch Thermotechnology Corp. 2023, all rights reserved, Heat Pump & Air Conditioning Systems Overview, Water-to-Air Geothermal Heat Pump Systems, Water-to-Water Geothermal Heat Pump Systems, Product Approvals, Certifications, Recalls & Regulatory Info, Space-saving, state-of-the-art tankless design, Ultra efficient condensing technology with UEF up to 0.96, Wi-Fi accessory & App increases functionality, Top water connections for easy tank replacement, Digital display for accurate temperature setting. Hard water contains dissolved mineral sediments such as calcium and magnesium that will accumulate in the piping system over time. replaced control box and spark igniter. Table of Contents Previous Page Next Page 1 2 3 4 5 Advertisement To ensure the heaters longevity, you want to honor the maintenance schedules and not do anything to invalidate your warranty. Bosch tankless heater draws gas, electricity, and propane from the home power unit. The overheating will, in turn, result in having your heater send an error code to the control panel and then lockdown. A layer of calcium carbonate mainly forms a thick coat inside the shutoff or electric valve. This point-of-use tankless heater is an exceptional product from Bosch. These heaters are excellent for smaller dwellings where a traditional heater would take up too much space and use too much energy, such as office suites, garage apartments, and smaller homes. However, its always a good idea to install a drain pan along with your tankless water heater. You will also have to pay an additional amount for retro-fitting and venting. A greater draw leads water pressure to drop and flow in the taps will be reduced as well. You can verify this by timing how long it takes to get a container filled. There will be a point when you'll see the pilot fire is becoming smaller. Every device is under cover of a warranty, and tankless is no exception. If a heaters flow rate is 1 GPM, it would be suitable for handwashing only and you wont be able to use it for bathing. Reasons Why Bosch Tankless Water Heater Leaking. Sometimes when a tankless heater gets old, rust or sediment appears inside the main pipes of the heater. [pool8] 1571 items. Some leaks are harmful and some harmless, but its always safe to detect the leak quickly and take action. . Ensure that all lines and valves are joined correctly, and you set the relief valve during installation according to the size of the heater. Youll notice your water heater gradually losing its efficiency. Why Is Your Sump Pump Running No Rain? Bosch constructs premium quality appliances. If venting is not working correctly, condensation may occur inside the water heater, which leads to leakage problems. Get proven reliability with the Therm Series tankless water heaters. . When you open the fixture, it will provide you with clean and fresh water, not water that has been stored in the corroded tank. Make repairs or updates with our selection of water heater parts and accessories. Prevent others from entering the building and notify the police and fire department from outside the building. 520HN Repair Parts. We are sorry that this post was not useful for you! 3,091 satisfied customers Bosch Aquastar 125X NG has run beautifully since 2003 and 1 Reasons Why Bosch Tankless Water Heater Leaking 1.1 Reason 1: Improper Installation 1.2 Reason 2: Heavy Rust Deposit 1.3 Reason 3: Poor Water Conditions 1.4 Reason 4: Faulty Venting System 1.5 Reason 5: Blocked Inlet & Outlet Pipes 1.6 Reason 5: High Water Flow Rate 2 This Video Will Help You Too! Reset. Founded by Hubert Miles, Certified Master Inspector. Please take these things into consideration before you decide to DIY. This will also be influenced by where you live. The water either flows through a burner or a heating element that warms it and sends it through the hot water fixture. Turn it off to provide security. This past weekend, water started leaking out of the thermostat/natural gas control located on the side of the tank. This category contains tankless water heater parts and accessories manufactured by Bosch. A tankless water heater provides an endless supply of hot water and reduces energy costs. Do you have any questions or suggestions for improvement? Register today and take advantage of membership benefits. Keep the vent line as short as possible. Although water isn't stored in a tankless water heater, it does pass through it. Here is a link that might be useful: Hybrid gas water heater. An electric blower fan is used to draw the air to the outdoors. This process has various benefits such as lower exhaust temperature allows inexpensive venting pipes and easier deployment, low NOx gas emission for environment safety, and higher energy factor for greater savings. Water heaters are, Read More Why Does My Water Heater Makes Noise When Toilet Is FlushedContinue, Fixing a copper union fitting leaking can be tricky and tiresome. The sensor works in cooperating with the venting system. I stopped pressing the gas inlet to light the pilot after 30 seconds and the pilot stayed lit, however, the unit fired on as if someone was using the hot water. Water is not the only leakage that can cause issues or a hazard in your tankless water heater. Sometimes a simple tightening will do the trick, but if the valve is loose at the base, you will need to replace it. Make sure that the heater power button is ON. Is there any place where I can borrow or rent the pump to do this? This is not saying you should solve everything on your own, but once you run into issues with you water heater, its best to exhaust all possible causes before you call a technician to take a look at your device. You could also try cleaning out the cold water inlet filter. Here are some of the reasons why tankless water heaters leak. This technology enables you to regulate your device's temperature. I've been conducting professional home inspections since 2002. In that case, it is due to the excess hardness of the water. Tankless water heaters save you a lot in energy bills, fit into small spaces, and are built to last longer. This could create cracks or holes in the water tank from which water will. However, being tankless does not mean they will not leak. Besides, this affordable machine is insulated with CFC-free foam that makes it highly energy-efficient. Also, their performance is very reliable. Replace with a new TPR valve and discharge tube. Its glossy and compact design is a real bonus. controller, Gas pressure may be quiet if gas operates it, Water filter or fixtures aerator may clog, Fix the temperature in the controller as per your desire, Fix-up thermostat if not working properly, Clean-up deposition inside the heat exchanger. Enjoy the energy-efficient, endless supply of hot water that only a gas tankless water heater can deliver. If you ever notice your water leaving blue-green stains in color on your bathtub, drains, faucets, and around your sink, you should automatically know that the culprit is acid water. Open the cover and turn the screw counterclockwise to loosen it. Tankless water heaters don't store any water in them. Its high-capacity container will give you outstanding outcomes. This unit does not need a temperature and pressure relief valve. I started HomeInspectionInsider.com to help people better understand the home inspection process and answer questions about homeownership and home maintenance. Bosch uses a very unique system, you could call Astravan in British Columbia as they have all the parts and are extremely knowledgeable about Bosch. But simple logic suggests that, while a tankless water heater may not have a water reservoir, it produces hot water on demand making it still subject to leaks because water will run through it at some point.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'homeinspectioninsider_com-medrectangle-3','ezslot_2',835,'0','0'])};__ez_fad_position('div-gpt-ad-homeinspectioninsider_com-medrectangle-3-0'); The cold water from the main plumbing supply line will inflow into the unit with a high-power burner and pass through a heat exchanger. A suitable and high-quality drain pan can contain any leakages that might occur in the life cycle of the tankless water heater. Lightweight and compact. While you dont expect your tankless unit to leak, as we mentioned before, it is best to install a metal drain pan as a precaution in the event of a leak. Make sure that the valve is well tightened. The compact heater will easily fit in your residence and wont take a lot of storage space. Tankless heaters provide hot water on-demand and dont store it. No votes so far! Even faulty venting systems can damage Bosch tankless water heaters and permanently damage them. It may happen if the source of water is hard. Very high pressure and water flow rate often create excess pressure in the heating valve than it can take. Then after a minute or so I heard a ticking sound and the gas automatically shut off.