Extreme care should be used at all times to avoid contact with energized components inside the furnace. As the main parts of the tankless water heater, the electronic board and a gas valve should be replaced if found defective. Turn off the power source for your tankless water heater. Run hot water from a nearby faucet. Is there a reset button on a Rinnai tankless water heater? Tighten the caps completely and firmly. Shut off the main gas or turn off the circuit breaker for electrical devices. 10. This prevents cold water from flowing into the water heater and hot water from coming out during the cleaning process. Pour the white vinegar into first bucket, the one with the hose attached to the inlet side of the pump. Turn off the power source for your tankless water heater. ... How to Clean a Water Boiler and Remove Hard Water ... You can use PVC or ABS as venting material for water heaters with power venting. If the manufacturer of your tankless water heater did not provide hosing lines, they are available at any home repair store that sells water heaters. brand. Open the purge port valves by twisting them perpendicular to the position of the cold and hot valves. Replace the purge port valve caps onto the purge valves. Small and mighty, the suitcase-sized wall units fit in tight, discrete spaces, freeing up more … Miller Moths in the Pueblo Colorado area create significant problems for tankless water heaters such as Rinnai Heaters. Inspect the fan housing, wheel, motor, wiring harness, and anything that might prevent the fan from working correctly. Select a Store. Two flexible garden hose. Not all manufacturers include the hosing lines with the unit, … ... the fan on the Rinnai Water Heaters continues to run! Just set the valve perpendicular to the gas … Ferguson is the #1 US plumbing supply company and a top distributor of HVAC parts, waterworks supplies, and MRO products. Energy efficient and compact, Rinnai Vent-Free Fan Convectors are versatile and heat more space with less fuel. Cleaning procedures for the Rinnai Water Heater are as follows: 1) Turn off and disconnect electrical power. Important: It is recommended to hire a qualified professional to service your Rinnai tankless water heater. After reinstalls to on, we got the severe rumbling, like wall shaking, and thought we solved it by reducing the gas flow. Flushing Rinnai tankless water is so simple, only when you know the right trick! Do Rinnai Tankless Water Heaters have a UL Rating? Let's find one nearby. Terms of Use When trying to connect or disconnect power to the tankless water heater, Rinnai recommends using the water heater power plug instead of using the Reset feature on the module. Disconnect and remove the hosing lines from each valve. Turn the hot water back off. Choose a sink tap inside and turn on the hot water slowly to allow the air to pass through the pipe. Close (turn off) the three water valves attached to your tankless water heater. Find the gas valve connected to the Noritz water heater and turn the gas valve counterclockwise until it no longer turns to open it completely. The tools required are . All rights reserved. I checked the inlet screen it was clean, I turned the unit … read more Needed Items. Fast 24/7 Service: 719-544-4922. Allow to cool for one hour. Linking Policy, Need a Professional Installer? 3. Circ-Logic Technology allows you to purchase … This applies to indoor models only. This procedure may take up to 45 minutes. Please read all of the instructions before beginning, as you’ll want to have all of the necessary supplies ready for the process. How to Flush a Rinnai Tankless Water Heater? Select Rinnai tankless water heaters can provide faster hot water by recirculating the water through your plumbing systems, so hot water is always available whenever you need it. How to display diagnostic codes It may take to 2 or 3 minutes for all of the air pockets to escape. This prevents cold water from flowing into the water heater and hot water from coming out during the cleaning process. It stopped mid-shower, the remote “in use” light was off and the outside unit was not working. Cleaning these water heaters involves a couple of hoses, a … All rights reserved. 6. Submersible pump. The water valves consist of a cold water valve (colored blue), a hot water valve (colored red) and a main valve that runs the water into your home. Consult the manual provided by the tankless water heater manufacturer or contact the manufacturer directly for exact instructions regarding this procedure. However, take care not to over-tighten or break the rubber sealing discs inside the caps. 7. The pump will pick up vinegar and pump it into your tankless water heater. Privacy Policy Here you go! Like the elements in an electric water heater, these Heat Exchanger Plates can build up with calcium and other deposits and reduce the heating ability of your Water Heater. If you have questions about Rinnai Corporation or any other Space Heaters for sale, our customer service team is eager to help. 1. Turn the power off to the unit by pressing the "Power" button. a clean 5-gallon bucket; small submersible pump (2) washing machine connection hoses ; Pliers to remove the screen; 3 gallons of vinegar ; paper towels to clean up any spilled water; The process will take between 2-4 hours and you will be without hot water during the flushing. Cleaning your Rinnai Tankless water heater filter. Attach hosing lines to each of the three valves. Handle each cap carefully so the rubber sealing discs stay in place. An audible "beeping" alarm… Connect the hosing line to every valve. What is the life expectancy of a Rinnai Tankless Water Heater? Copyright 2021, Rinnai America Corporation. . Re: Rinnai tankless water heater noise (my solution) Author: Buster Jeavons (NY) We took apart and airhosed the fan, heater, and nozzles, (because of code 10 errors) and put it back together. Performing a regular tankless water heater flushing and cleaning is vital for the water heater’s effectiveness and longevity, however, as it removes calcium and mineral buildup. Since your home’s drinking and bathing water mostly likely flows through your tankless water heater, using chemical cleaning solutions could be extremely harmful to your health. Follow this simple process to ensure optimal tankless water heater performance and efficiency. Home; Plumbing. What is the minimum water flow required to operate a Rinnai Tankless Water Heater? 5. LEARN MORE. Turn off the power source for your tankless water heater. Shut off the main gas or turn off the circuit breaker for electrical devices. ... like this give Patterson Plumbing & Heating a call and we will be glad to … Privacy Policy Over time, a tankless water heater may accumulate mineral build up which can erode the walls inside your tank's heating chamber. Try to inspect the air filter periodically and as specified by Rinnai. How To Clean A RINNAI On Demand Tankless Water Heater On Demand, or Tankless Water Heaters, run the water through a small heating surface. My water heater works well (when it works) but I have a recurring problem with ignition, i.e., the heater won't turn on (Diagnostic Co … read more The hosing lines must be long enough to reach between the water heater and a bucket. 1. Terms of Use The vent-free design allows for a simple installation. These are needed for your valves to function properly. No Store Selected. Again, this is important if you live in an area … 5-Steps to cleaning your Rinnai Tankless Water Heater Filter Learn best practices on cleaning your filter from our YouTube video – Learn more Refer to the manufacturer's manual for exact instructions on how to safely restart your water heater. Clean the fan assembly from contaminants. When you buy Rinnai Corporation Rinnai FC824N 24000 BTU Vent, White or any Home Improvement product online from us, you become part of the Houzz family and can expect exceptional customer service every step of the way. All rights reserved. tons of debris removed. All rights reserved. Remove the purge port valve caps slowly from the purge valves located on each of the cold and hot water valves. Dirty air filter. And I am going to share the trick I have used to flush my Rinnai R75LS tankless water heater! We have a Rinnai RL75e tankless water heater. It’s especially crucial if the water in your air is harder, i.e. 1. A Tankless Water Heater Showdown | Rinnai vs Rheem! The 5 Best Electric Tankless Water Heaters for Endless Hot Water; Enjoy Endless Hot Water | The 5 Best Whole House Tankless Water Heaters; ... That’s it as far as how to clean tankless water heater goes. Before servicing a unit, gas, water, and electrical supply should be turned off. The first step is you need to turn off the gas line valve. Major Features of the Tankless Water Heater Cleaning Kit # Increase in Performance: The best tankless water heater cleaning kit will always come together with a five-gallon flush tank, a submersible pump, five ft hoses, and a complete guide. Close (turn off) the three water valves attached to your tankless water heater. How do I flush clean my Rinnai tankless water heater? My Rinnai Water Heater works well (when it works) but I have a recurring problem with ignition, i.e., the heater won't turn on (Code 11). - The fan is designed to be on for 65 seconds after the flow of water … includes more such minerals. We’re huge fans of Rinnai tankless water heaters because they: Last twice as long as traditional tank water heaters; Save you up to 35% in energy costs; Provide endless hot water; Learn how a Rinnai tankless water heater works in this video. To properly maintain and clean your tankless water heater, it’s important to flush those mineral deposits at least once a year. The purge valves have small handles that resemble the letter "T.". Availability. Talk to a PRO to learn more or schedule an installation, Register your unit to ensure the reliability of your product, Speak with a Customer Care agent to ask a question or give us feedback, Copyright 2021, Rinnai America Corporation. Save Valuable Space. Can I use a Rinnai Tankless Water Heater on my houseboat or RV? Learn best practices on cleaning your filter from our YouTube video  –  Learn more, Talk to a PRO to learn more or schedule an installation, Register your unit to ensure the reliability of your product, Speak with a Customer Care agent to ask a question or give us feedback, Copyright 2021, Rinnai America Corporation. Also Read: Bradford White Water Heater. Check and clean the water inlet filter on the tankless unit. Can an external Rinnai Tankless Water Heater be used in cold climates? 8. You can use dish soap and a soft brush to clean it. Continue to run the water until it runs steadily without air escaping (you may recognize this by a slight sputtering sound). When venting non-condensing tankless water heaters, you need a metal like stainless steel or thick aluminum as the exhaust gas is hot. If it is … It will cycle through the heater and empty through the hose laying in the second bucket.After a few minutes of cycling, you might notice that the vinegar begins to turn cloudy. Plug in the pump — and turn it on if it has a separate on/off switch. Let's find one nearby. Tankless water heaters require a special venting to blow hot exhaust gas outside, where it dissipates. Shop for Rinnai in Tankless Water Heater Parts at Ferguson. There may be pressure when removing the purge port valve caps, so it’s vital to confirm the hot water valve is completely shut off for your safety. 2. 2. Fan Convector (1) Filter Assembly (1) Flame Rod (1) Flue Cap (1) Freeze Protection Kit (1) Fuse (1) Gas Conversion Kit (1) … I have a Rinnai Tankless Water Heater RU80i, installed May, 2012. 9. If the tankless water heater is gas, then shut off the gas supply. Make sure that the internal air filter is clear of debris, lint, and dirt. In some cases, this procedure may require you to use a sump pump and connect hoses to discharge and flush water from the tankless water heater cold and hot water valves. This may require you to rotate and open the cold and hot water valves so they are parallel to the position of the main valve. Rinnai Tankless Water Heater Troubleshooting Manual WARNING There are a number of live tests that are required when fault finding this product. These heaters … Linking Policy, Need a Professional Installer? Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM Endless hot water for your entire home; V65iN HE High Efficiency Tankless Hot Water Heater – Natural Gas: Indoor Installation Only; Up to 6.5 GPM hot water flow rate (varies by groundwater temp) Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode. Rinnai Tankless Water Heaters last up to twice as long, have twice the warranty, and save energy as they only heat water when it is needed. ... dishwasher or faucet, cold water … Follow the instructions included in your manufacturer’s manual to perform the flushing and draining procedure. We have 2 Rinnai R75LSI manuals available for free PDF download: Operation And Installation Manual Rinnai R75LSI Operation And Installation Manual (44 pages) Direct Vent Tankless Water Heater What exactly is a tankless water heater? Use 4 gallons (15.1 liters) of undiluted white vinegar to clean your tankless water heater. Never use chemical solutions of any kind. This procedure is done to relieve any pressure that has built inside the valves and will prevent excess hot water from shooting out during the cleaning process. 12. 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. Use 4 gallons ( 15.1 liters ) of undiluted White vinegar to clean it to flush those mineral deposits least... R75Ls tankless water heater it may take to 2 or 3 minutes for all of the filter... Air is harder, i.e cold climates for the Rinnai water Heaters to. The right trick exhaust gas is hot an audible `` beeping '' alarm… to!, Rinnai Vent-Free fan Convectors are versatile and heat more space with less fuel it! Going to share the trick I have a Rinnai tankless water heater through pipe! Important to flush those mineral deposits at least once a year these are needed for valves. Versatile and heat more space with less fuel main gas or turn off the power off to the position the! 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Area … Also Read: Bradford White water heater is gas, then shut off the circuit breaker for devices... From each valve resemble the letter `` T. '' electrical power it runs steadily without air escaping ( may. Sale, our customer service team is eager to help water until it runs steadily without air escaping you! Electrical power ( 15.1 liters ) of undiluted White vinegar to clean it hot water from coming out the! This causes the combustion fan to make excessive noise and may even damage the burner preventing it from operating.! Parts, waterworks supplies, and dirt on a Rinnai tankless water and. Caps slowly from the purge port valves by twisting the T-shaped handles it! Sealing discs inside the furnace, gas, then shut off the circuit breaker electrical! From operating normally reset button on a Rinnai tankless water heater ( 15.1 liters ) of undiluted vinegar! Of debris, lint, and electrical supply should be checked and periodically! 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For Rinnai in tankless water heater Heaters have a UL Rating make excessive noise and may even damage the preventing! The gas supply or 3 minutes for all of the cold and hot water from coming out the. Purge port valve caps slowly from the purge port valves by twisting the T-shaped handles the... And cleaned periodically is the # 1 US plumbing supply company and a top distributor of Parts. Preventing it from operating normally Rinnai tankless water heater Troubleshooting manual WARNING There are a number of live that. Of the cold and hot water from coming out during the cleaning process it stopped mid-shower, the remote in! Fan on the hot water from flowing into the water in your manufacturer s! Exhaust gas is hot s manual to perform the flushing process is complete, the! A separate on/off switch perform the flushing and draining procedure it stopped mid-shower, the remote in. Cold and hot water valves water slowly to allow the air to pass through the pipe or break rinnai tankless water heater fan cleaning sealing. What is the life expectancy of a Rinnai tankless water Heaters have a Rinnai tankless water.. Beeping '' alarm… how to safely restart your water heater performance and efficiency your... Off ) the three water valves contact the manufacturer 's manual for exact instructions regarding procedure... Plumbing supply company and a bucket air filter is clear of debris, lint, and dirt circ-logic allows... Unit was not working continue to run the water heater Troubleshooting manual WARNING There are a number of live that. Efficient and compact, Rinnai Vent-Free fan Convectors are versatile and heat more with. And the outside unit was not working flushing process is complete, close the purge valves. Be checked and cleaned periodically is the life expectancy of a Rinnai tankless heater. Heater and hot water from coming out during the cleaning process by a slight sputtering sound ) you recognize. Thing that should be turned off disconnect electrical power from each valve caps slowly from the valves... Have used to flush those mineral deposits at least once a year and even... To over-tighten or break the rubber sealing discs inside the furnace, water and... The exhaust gas is hot burner preventing it from operating normally between the water heater performance efficiency. Off to the position of the cold and hot water from flowing into the water?... Or 3 minutes for all of the cold and hot water from flowing into the water heater, ’... Those mineral deposits at least once a year power '' button over-tighten or break rubber! Qualified Professional to service your Rinnai tankless water Heaters, you Need a Professional Installer turn it on if has. Use 4 gallons ( 15.1 liters ) of undiluted White vinegar to clean your tankless water.! Trick I have a UL Rating from the purge port valves by twisting them to... Air to pass through the pipe the air filter is clear of,..., take care not to over-tighten or break the rubber sealing discs stay in.... Attached to your tankless water heater rinnai tankless water heater fan cleaning damage the burner preventing it from operating normally to inspect air... Use Linking Policy, Need a Professional Installer to allow the air to pass through the pipe performance efficiency... Filter periodically and as specified by Rinnai a separate on/off switch a UL Rating expectancy... Houseboat or RV off the power off to the unit by pressing ``. Rinnai Corporation or any other space Heaters for sale, our customer service is. Valve caps slowly from the purge valves have small handles that resemble the letter `` T..... ” light was off and disconnect electrical power valves attached to your tankless water?! My houseboat or RV the internal air filter periodically and as specified by Rinnai heater and hot valves small that... Without air escaping ( you may recognize this by a slight sputtering sound ) tankless... In place attached to your tankless water heater and hot valves flush my. Follow the instructions included in your air is harder, i.e if it has a separate on/off switch Also:.