Features include temperature control, system analysis for troubleshooting, and an in-use indicator. Some problems are possible to fix only with the right tools and skills, so to keep the warranty valid and unit functional, it is at your best interest to contact a professional plumber. They offer virtually unlimited, well-heated water for hour-long showers, many daily loads of laundry, and even outdoor hot water uses. Now there is a humming noise coming out of the tank and …, Temperature cycling up and down Not rated yetWe have a Takagi T-K2 that's been in use for about 7 years. Press the Priority button´ on the temperature controller. Stainless steel heat exchanger and internal piping; Inverted burner, burner cleaning no longer required The first things you should check are the correct supply of electricity, water, and gas to the water heater. The control pad was dead so I took the front cover off of the unit and found both 3 amp fuses had blown. Important: Always hire a licensed professional to service or fix your Rinnai tankless water heater. (You can preview and edit on the next page), Hot water to the sink, but not to the shower, same bathroom! Filter. Please consider the following Rinnai tankless water heater problems. reservedhome-water-heater.com is a participant in the Amazon The Rinnai water heater is one of the most advanced water heaters available. Clean the fixtures. In March 2016 we had to replace the ignition switch. We returned home yesterday from a weekend trip to find one of my Rinnai R85e water heaters not working. An error code can appear due to many reasons, from a simple spider web and air/exhaust blockage to more serious gas or exhaust leak. Ensure that the flow sensor is working correctly. Rinnai tankless water heaters provide an endless supply of hot water that remains uninterrupted, even when you're the last one in line for the shower. Clean the water passageways. I never had a problem with water taking too long to reach. Services LLC Associates Program, an affiliate advertising program designed to 2. Available as an external unit (N56kWe) or an internal unit (N56kWi). Endless Support. Has been working great. You might want to proceed with descaling and flush all the deposits. Due to the long water pipes, cold water that resides inside must be pushed away before hot water reaches the fixture, affecting the comfort. Terms of Use User manuals, Rinnai Water Heater Operating guides and Service manuals. Another "unusual activity" can be a white smoke that comes out of the exhaust vent, and can be seen during the cold weather, when the temperature of the exhaust gases is much higher than the temperature of the air. If the temperature sensor is broken, or it is not correctly positioned, try to either re-position it, so it is firmly attached to the pipe or replace it with a new one. Once connected and the free Rinnai app is downloaded, the Rinnai Tankless Water Heater can be controlled from your smart phone or … Could be a power surge damaged something and it has just taken a while for it to go completely, or just a poor contact from the factory. Recently the temperature started fluctuating up and down and has been getting continuously …, Hot water takes long to reach  Not rated yetI have a Rinnai Tankless gas water heater. First, inspect all vent pipes to ensure they are … Water flow might be reduced when the water filter or fixture aerator are clogged. c. Voltage output to gas valve from PC board could be incorrect or intermittent due to a bad component on PC board, replace PC board. I replaced both fuses ( I did check continuity on the new fuses) and the unit still does nothing. It usually took me 2 minutes in the morning for …, Home | Sitemap | What's new | Privacy | Disclaimer | Contact, Copyright. For example; the water got cold during the shower because the flow from the tap was below the minimum. This is not a "problem" so do not spend hours trying to find the solution or calling the “expert.”. RINNAI strongly suggests that you only purchase our products from RINNAI Independent Dealers and that you have the products installed only by licensed professionals who have attended a RINNAI installation training class.licensed professionals who have attended a RINNAI installation training class. If I turn off the shower or just wait with the cold water running, about 5 minutes …, Water too hot or too cold I Have an electric on demand hot water heater it provides very hot water but cannot find the sweet spot in the shower. If this is not adjusted accurately, the sensor won't be able to recognize the temperature change. During the cold weather, check if the elements and water pipes are exposed to freezing temperature or maybe frozen? If there is sediment buildup, you must perform the flushing and descaling. Rinnai, OEM Parts, HVACR Parts, including Ignitor, Flame rod, Overheat switch, Flame rod, Overheat switch The water draw is greater, and many applications are running at the same time. Many tankless water heater problems are associated with the flow rate. If you are planning to do it, always turn OFF gas, water, and electrical supply. Is the minimum water flow rate achieved? It kinda sounds like a control panel problem to me. Cold water sandwich is the situation when, for example, you turn on the shower and get warm water at first, then a blast of cold water, and warm again. Ensure that the gas type and pressure are correct and the gas line is sized correctly. Check if the burner is burning the gas with the clear, light blue flame. Keep in mind that some unusual activities are normal; such as when the fan motor is still spinning after the water heating operation stopped. Ensure there are no obstructions in the plumbing, fixtures or water filter. Copyright 2021, Rinnai America Corporation. 3. It doesn't happen often but just in case you have trouble with your Rinnai INFINITY gas hot water appliance, here are some handy go-to tips. The first things you should check are the correct supply of electricity, water, and gas to the water heater. Rinnai US sells a “ Control-R Wi-Fi ” module (model “RWM101”) which is an official product that you connect to your heater so you can control it over the network with an app. Immediate code 12 or 19 no flame visible in burner box; This code appears when you first turn on the water supply. Rinnai takes great pride in providing our customers and business partners with world class customer service. The time it takes to deliver hot water from the heater to the fixture depends on the pipe length between these two points, unless the recirculation system is in place. Water temperature is set too low. Is the gas line sized correctly? …, gas does not ignite Hello, Here you can access some questions and inquiries that we commonly receive. Does the gas control valve open at all or there is a short circuit? Learn more, Because our customers' safety is our first priority, we disclose any problems that have occurred related to our products. Hot water is a staple in your daily life, and it’s often taken for granted—until something goes wrong. Check if the flame rod and wiring harness are operational, not loose, not in a right spot or damaged. Most tankless water heaters are equipped with a diagnostic system that incorporate the microprocessor and LCD screen, which displays an error code if the problem occurs. Make sure that the tap is open enough to ensure the required flow rate, and there are no obstructions in the piping line. See how a Rinnai tankless system heats water only when it is needed. If a controller is fitted check that it is on also) Check gas supply (Turn gas stove top on then turn hot water tap on. With the lower gas pressure, the water heater will reduce the water flow so it can meet the selected output temperature. Gas valve does not provide enough pressure; either due to the low gas pressure or if it is not open fully. See if there is an error code on the unit's control panel, which blocks the heater from running before the previous issue has been solved and system reset. The Rinnai INFINITY N-Series are condensing gas continuous flow water heaters designed for commercial applications and high hot water demand residential installations. It is ether too hot or too cold. View our resources. The temperature is set too high. Reduce the temperature to avoid the problem with the scalding hot water, energy waste, and high operating costs. Check the gas burner and does the flame rod generate sparks when the unit is turned on. One of the most frequent complaints I have seen in many reviews and forums, is: "I didn't get hot water instantly." Note: If the temperature of hot water fluctuates during the shower, for example, it is recommended to combine your tankless with the “buffer” mini tank. The water heater will go straight into a code 12 or 19 depending on model number of water heater. Is the flow rate over its recommended minimum? Let's find one nearby. Shop rinnai tankless gas plastic water heater controller in the water heater accessories section of Lowes.com All rights Checkpower supply (Plug another appliance (ie hairdryer) into power point and test. Sediment and limescale build-up inside the heat exchanger. The trapped water is now gone, but the heater still didn’t heat water that fast, so you were exposed to cold water. Explore common tankless water heater problems; causes, symptoms and troubleshooting tips. Check out the output temperature sensor; it might be broken. 2517 items. ... Rinnai Tankless Water Heater Parts. Increase the temperature to approximately 125-130 F, or higher if needed. The scale deposits act as an insulator preventing the heat exchanger to transfer the heat to water. sites, tankless heaters equipped with the recirculation pump, Cold water sandwich or hot water temperature fluctuates, Does my tankless water heater need a filter. Many of our customers choose to have an annual scheduled maintenance to ensure their Rinnai boiler or tankless water heater is always running at maximum efficiency. provide a means for us to earn fees by linking to Amazon.com and affiliated 3/4" Hot Water Supply Line For Building Fixtures This is not an engineered drawing. my tank less gas water heater was working fine, this one works on the water flow principle, if the water flow and pressure is sufficient, the …, When We First Turn On Hot Water We Hear This Loud Noise Outside We have an external Hot Noritz tankless water heater that was installed in May of 2008. Tankless water heaters are durable and long lasting units that do not require much maintenance. See if the electricity, gas, and water are turned ON and delivered to a tankless unit with no disruptions. It did not blow the new fuses. Tankless water heaters have a built-in PC board and digital remote that need electricity to operate the water heater. Energy Efficient Promise Tankless water heaters avoid the need to keep a large amount of reserve water heated at all times. Download 597 Rinnai Water Heater PDF manuals. Since Rinnai water heaters are one of the most advanced tankless water heaters available, we recommend to contact a service technician that’s authorized to work on Rinnai water heaters. Have the gas technician check if there is a problem with gas supply or elements. To generate hot water remained from previous use – and that is what you felt a! Descaling and flush all the exposed pipes, further the water filter ready and deliver it the... 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