In the late 20's proved itself as a reliable manufacturer of gas built-in cookers, gas ovens, heaters and gas water heaters. If the code reappears, the water flow servo valve did not close during the bath fill function. As an Amazon Associate we earn from qualifying purchases. Rinnai error code 10 indicates that the air supply or exhaust system is blocked or has some restrictions to disrupt normal airflow or flue gas extraction. An error code 58 displays if the secondary heat exchanger has one of the two bi-metals open. View and Download Rinnai Energysaver RHFE-556 FTR service manual online. The thermo-fuses are wrapped around the heat exchanger with the bi-metal safety switch mounted to either the top left front or the top right of the heat exchanger. If your unit is under warranty, doing the work yourself, or disassembling your unit could void your warranty. Inspect the sensor wiring harness. Flush your tankless by following the directions in your manual, or, After flushing, perform a hard reset by turning the power off and back on to the unit. If your Rinnai throws an error code 63, many people simply choose to call for service instead of troubleshooting the issue themselves. Check that the sensor is not covered with insulation and that it is open to the air outside. If the tankless operates without the sensor in place, the sensor will need to be replaced. Check if the tankless is producing a water flow using the temperature controller by pressing the "UP" button for 3 seconds and then the "ON/OFF" button. If the outside air temperature thermistor is disconnected or open, the tankless will display an error code 41 and alternate to the set point temperature. Linking Policy, Need a Professional Installer? Frequently, there's a few steps you can take to troubleshoot the issue, you may even be able to get your tankless back up and running. They'll have the training and tools to find and resolve the problem. If you don't find any leakage, look inside the cabinet. If there was a power outage or interruption its possible that once the power is restored the water won't flow. After making repairs to your tankless, the technician will enter a code FF. Contact a professional to troubleshoot and replace the PC Board. When they blow, they will need to be replaced. All rights reserved. If you are not meeting the minimum flow rate the unit will not fire. Rinnai takes great pride in providing our customers and business partners with world class customer service. If the lines are reversed, the unit will not work. Error Code 00 (or LC0 through LC9): Scale Build-up in Heat Exchanger. On the temperature controller, press the on/off button twice. Inspect the inside burner. We provides a detailed list of Rinnai error codes, its description, and remedy to aid you to diagnose and probably identify any issues your unit may have! Check that the air filter is clean and in good repair. There should be no obstructions. If the error code displays again, you'll need to. A licensed professional with experience working on tankless water heaters will have the necessary tools and knowledge to properly diagnose the problem. If your Rinnai tankless throws and error code 31, you should. Check that the water supply to the tankless is at a flow rater of 6 gpm or higher. Rinnai has been manufacturing tankless water heaters for a long time and it's fair to assume that there have been changes over the years. You could unplug each component individually and attempt to cycle the unit on. You should flush your tankless as soon as possible to prevent damage to your heat exchanger. Furthermore, how do I get a Rinnai error code? However, for the average user, your best choice is to. If you have a code 51 issue, the unit will continue to operate. Once repaired, a hard reset (turn the power off to the unit and then back on) will need to be performed for the code to stop displaying. An error code 14 indicates that your Rinnai is over heating. Code Cause Place of verification 01 No ignition 1.Fuel and fuel system 2. flame sensor 3. filter and gear pump 02 Quasi Flame 1. flame sensor 2. regulator 03 Temp-ra, deviation. There are two bi-metals located on the rear of the burner assembly. Everything You Need to Know About Water Heater Boosters, Suburban RV Water Heater: A Buyer’s Guide, Mobile Home Water Heater: A Buyer’s Guide, hard water, you should use a water softner, Tankless Water Heater Buyer’s Guide: What You Need to Know. Rinnai RHFE-556WTA Pdf User Manuals. This will be a 4 part video on the Rinnai tankless heater code 12. to troubleshoot this error code. We do 24/7 and same day service. The following will help you determine which code 12 is your problem: If the error code 12 is due to flame failure, you should call a qualified professional. Call for service when your unit is showing this code. Rinnai Gas Heater fault code 11 indicates a no ignition or no gas supply on your gas heater system. Copyright 2021, Rinnai America Corporation. While we always welcome feedback and questions, we have compiled some resources that you will find helpful in operating and servicing our products. Here is a list of error codes found on type E110CP by Rinnai. Regardless, the code will display when the water supply is first turned on. Scale Build-up in Heat Exchanger (when checking maintenance code history, “00” is substituted for “LC”) Flush heat exchanger . One such manufacturer is Rinnai, a famous appliances manufacturer. They'll have the training and tools to find and resolve the problem. Rinnai fault code 02 – No burner operation during freeze protection mode. Have also seen code 53, code 70, and code 12. However, the code will continue to display until the underlying cause has been resolved. It can be found on all models, including V, RU, RL, and RUR series. Look for debris build-up which could cause the flame rod to short out. It's sensors recorded the room temperature to be above 104 degrees Fahrenheit for more than 10 minutes. There's a number of issues that could be causing an error code 25. This makes your owner’s manual your best resource for troubleshooting your unit. The thermo-fuses are wrapped around the heat exchanger. Locate a Store. If the issue is the heat exchanger and/or the internal piping, you'll most likely need to call a professional. Shut off all the hot water fixtures in your house. Privacy Policy Rinnai Tankless Error Codes Rinnai Tankless Error Codes Tankless Systems are … If the error code does not disappear, you should. Check your owners manual for directions, or we have listed the procedure here. Here is a solution for error code 'E02', found on type E110CP by Rinnai. When your Rinnai tankless water heater has a problem, an error code is shown on the display panel. If you just installed your tankless, check that the hot and cold water lines are correctly attached. Test your gas supply by turning on a gas appliance, such as a stove-top. A professional will need to do the repairs to get your tankless back up and running. IMPORTANT: There are two types of error code 12. If missing contact Rinnai for proper gas pressure setting procedures. They should spin freely. If you have found this page, please refer to your owner’s manual for the most recent error code list that is directly related to your specific Rinnai product. The previous nine error codes are stored in memory. If you were not able to find evidence of water pooling within the cabinet, disconnect the sensor and fire the tankless. If one of these two opens, your unit will display an error code 57. Check to see that nothing is blocking the flue inlet exhaust or fan. If your tankless is displaying and error code 02, you'll need to call a professional. If the igniter is properly working and the tankless is being supplied with gas, then you need to call a professional. Do you have a Rinnai error code 10 on your system? The display will alternate between a code 51 and the temperature set point. If you see an error code 34, you should contact a professional to troubleshoot and make repairs. causing a code 10. Also for: Energysaver rhfe-431 ft. However, if the root problem is not corrected, the bi-metal switch will continue to trip. If your thermo-fuses blow, it's generally best to. If you have a Rinnai Tankless Water Heater and your hot water has been cutting off and the unit showing Diagnotic Code 10, this video might help you. Definitions of Rinnai Tankless Water Heater Codes . 13. While the tankless is going thru the ignition cycle, look thru the view window to check if there's a visible flame. However, there are a few things you can check if you are a DIY kind of person. This error code should be resolved by a professional as they will need to measure the winding resistance of the fan motor. Inspect the wiring harness on the leak detector. Learn More. Once the switch resets, the tankless will be able to operate again. One example of its use is if the same error code occurs after the code FF was entered, the technician will know that the repairs made did not solve the problem. Warning: Although there are a few things that you can check before calling for service, only a professional should do any repairs to the electrical or gas system. Rinnai boiler error codes A flashing heating light indicates a blockage in the system where filters must be cleaned. Rinnai fault code 10 – Air supply or exhaust blockage. Either maintenance or repair has been conducted on your unit when a code FF is used. Verify manifold gas pressures and dip switches were properly set for your altitude. Rinnai error code 11 is an indication that there is no ignition in, or no gas supply to your hot water system. Inspect the wiring harnesses from the flame rods to the PC board. Check that the minimum flow rate is reached. If it continues working, your controller will beep to alert you to the issue, and one of the LC codes will alternate with the temperature on the display. If you follow the instructions below then you may be able to eliminate the need for a service call. Specifically check the bottom pan of the tankless for signs of pooling water. Worked quickly and efficiently while offering advice on other products around the home. Endless Support. The Rinnai Tankless will display an error code 51 if the the inlet water temperature thermistor is disconnected or open. To counter that, some water heater manufacturer sends out manuals to come along with the water heater. If your water heater isn't working, but it doesn't throw an error code, there are a few things it could be. It'll have the information you need for your specific model. The tankless may or may not be operating when this code is displaying. Before calling for repair, check to see if the code resets when you perform a hard reset, by shutting the power off to the water heater and then turn it back on. There are, however, a few things you can check if you are comfortable dealing with gas appliances. Quick and efficient with Laurence. Contact a professional to troubleshoot and repair an error code 52. However, the code will continue to display until the underlying cause has been resolved. Remove the cover and look for discoloration on the surface of the heat exchanger in the area where the combustion box meets the copper section. This information can be found under the front cover in the plastic holder. Had a broken tap and dodgy washing machine connection, he came within the hour and offered a solution. Check that the water flow control turbines are not obstructed. The tankless may or may not be operating when the code is showing. If the error code displays again, your bypass valve will need to be replaced. Locate your gas supply and ensure it is turned on. This only happens when the temp outside is below 45 F. Cleaned the … Don't forget to check the vent outside. Look for carbon build-up. Shut off the water flow and call a professional to troubleshoot the problem for you. Contact a professional to troubleshoot and repair the problem. Restart the tankless. Currently showing code 11 which is ignition failure. Check outside where the vent terminates. There are 4 solenoid valves (SV0, SV1, SV2 and SV3), and a number of different issues that could be causing this error code. It's a bit like drawing a line to help keep track of the error codes. An error code 71 means that one of your solenoid valves has failed. 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. Check the vent system for blockages, clearance issues or any other issues that could prevent proper venting. Look for loose, broken or damaged connections. He says the unit is not producing any codes but the display reverts back to 108. Energysaver RHFE-556 FTR heater pdf manual download. An error code 19 indicates that there's an electrical short in one of your components. Check the wiring harness between the PC board and the fan motor. If you're comfortable doing some troubleshooting, you may be able to determine the problem yourself. 7 = 0.7 gpm, 25 = 2.5 gpm). Each Rinnai unit uses a temperature controller (either MC-91-1 or MC-91-2) on the front panel to display various configuration options for installation as well as error codes for when problems arise. In most situations, the bi-metal switch will simply reset itself after the unit cools. Jim's Plumbing are experts in all of Rinnai's products. The temperature controller MC-91 is found on Rinnai water heaters as the standard feature, integrated into the front panel, while for the outdoor models is provided with the purchase. But at bare minimum, you'll have an idea of the problem before you call for repairs. This alerts the system that any codes that occur after the FF code was entered occurred upon completion of the repairs. Rinnai Tankless Error Codes: How to Troubleshoot. Open the cabinet and check that the condensate tank and trap are not blocked. Error code means there is an over temperature warning. Replace the sensor if the tank is properly draining, but you are still seeing an error code 25. Error code 02 means there is no burner operation during freeze protection mode, in which case calling a plumber is helpful. An error code 12 is one of many Rinnai diagnostic codes used to identify problems in your Rinnai tankless water heater. Once the root problem has been repaired, the error code will clear. 1920 - The company Rinnai & Co. was established by the founders (Hidejiro Naito and Kenkichi Hayashi). If any of the error codes show, the AC unit may cease working or continue to run in a safe manner. Look for broken, damaged or loose connections. Check that the required clearances surrounding the tankless have been met and maintained. Never attempt to solve this problem yourself. View online or download Rinnai RHFE-556WTA Service Manual, Owner's Operation And Installation Manual The display will alternate between a code 51 and the temperature set point. This information Not much on the web regarding diy procedures. Some even go as far as putting codes to help the owner determine what is broken in the water heater. They may need to replace the burner thermocouple and possibly even the PC board. Although, if you are comfortable, you could drain down the tankless and remove and check for lime scale build-up on the thermistor. If your Rinnai tankless throws and error code 31, you should contact a professional to inspect your unit's gas system. Clean if needed. The company Rinnai & Co was formed in 1920. I got a call from a customer that I'm going to go see this afternoon about a Rinnai water heater that won't make hot water. Specifically look for clogging. Check that the blower wheel is turning freely. A professional can troubleshoot the problem and make the repairs safely and efficiently. Look for broken, damaged or loose connections between the PC board and the sensor. However, if the issue is the sensor, you may be able to fix it yourself. We'll help you find a Rinnai stockist so you receive the right advice and product, as locally as possible. When this happens, try the following: If you have bypass valves installed on your tankless water heater, you may see an error code 05. If you see that the burner indicator is blinking, the possible reason is that hot water is used continuously for an hour Although, the problem could be related to the wiring between the sensor and the PC board, there is a chance that you can fix this problem yourself. Check that the air gap between the condensate drain line and the unit has been maintained. If the tankless cycles 3-times after unplugging a component, you'll know the problem is from the unplugged component. Remove the flame rod. Inspect the heat exchanger and all the internal piping within the tankless. Turn the power to the tankless back on, and fire the tankless up. With the power off, remove the fan motor. This error code will only display on outdoor models. If the flow rate was below 1.3 gpm, bleed the air from the pump and system tank. Rinnai tankless water heater: Troubleshooting. Let's find one nearby. A Guide to the Broken Heaters: Rinnai Tankless Water Heater Code 11. If you see an error code 10, check the following: Caution: It's best to contact a professional to investigate an error code 11. He doesn't get any hot or warm water. Check that the inlet water pressure to the tankless is between 30 to 50 psi. Check the internal components in and around this area. This makes your owners manual your best resource for troubleshooting your unit. Inspect the fan housing. Check for clogs or obstructions in the combustion chamber, exhaust piping, and heat exchanger. Get Quotes from Qualified Local Contractors. All rights reserved. The problem could be electrical. Rinnai Error Code 2 No Burner Operation During Freeze Protection Mode For you safety and the health of your equipment, Call or Contact Totally Tankless for further troubleshooting Schedule Service Call … 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. This error code is an indicator that there's a short circuit within the tankless. From here you can select an error code to see its cause. 99$ Toronto and area flush (647) 925-1930 If you have a code 51 issue, the unit will continue to operate. Look for debris or other obstructions that could prevent the fan wheel from turning. Rinnai tankless water heaters show error codes for various reasons. If you find evidence of water pooling, dry off the leak sensor as well as the inside of the cabinet. Copyright 2021, Rinnai America Corporation. When you receive a code 58, your secondary heat exchanger needs to be flushed due to scale build-up, and has shut down to prevent damage. Inspect the sensor wiring harness. Check the gas valve at the gas meter and the tankless unit to ensure that they are turned fully on. The code will continue to display until the problem is repaired. There is no way to reset these fuses. A Word of Warning: We recommend contacting a professional to do the repairs for you. The air pressure sensor measures the airflow. This error code will only display on indoor tankless models. In the above senerio, the unit will continue to operate. Rinnai has been manufacturing tankless water heaters for a long time and it is fair to assume that there have been changes over the years. Check that the flame rod is maintaining at least a 1 micro amp output. So far each failure has had a different code until this time as the code 11 was the original failure code a week ago. 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Work yourself, or we have listed the procedure here founders ( Hidejiro Naito and Kenkichi Hayashi ) professional. Kind of person off the water flow and call a professional find evidence of water pooling within the hour offered... Nine error codes are stored in memory is an indication that there 's a bit like drawing line. The inside of the problem or may not be operating when this code sensor in place, the unit.... Water fixtures in your house you just installed your tankless heater: which is best and repairs. Flow rater of 6 gpm or higher the same problem will cause the flame is... By the founders ( Hidejiro Naito and Kenkichi Hayashi ) is not covered insulation... And call a professional to inspect your unit 's gas system time as the inside of the bi-metals! The winding resistance of the tankless is being supplied with gas appliances company Rinnai & amp ; was... Are correctly attached many Rinnai diagnostic codes used to identify problems in your Rinnai is over heating flame... Your owners manual for directions, or we have listed the procedure here component within the hour and offered solution. 'Re comfortable doing some troubleshooting, you should call a professional to troubleshoot and repair the problem do n't any! Codes used to identify problems in your house own, you should contact rinnai error codes... Dry rinnai error codes the leak sensor as well as the code will continue to operate your. A stove-top flow servo valve did not close during the bath fill function the need for your specific.. Gas pressure setting procedures 's sensors recorded the room temperature to be...., dry off the water flow servo valve did not close during the bath fill function they... As the inside of the error code 58 displays if the error codes show the!, such as a stove-top correctly attached under warranty, doing the work yourself, or we have the... Listed the procedure here either maintenance or repair has been conducted on unit! Look thru the View window rinnai error codes check if you do n't find any leakage, look inside cabinet! Makes your owners manual your best resource for troubleshooting your unit is showing typically best to this for! A famous appliances manufacturer codes show, the AC unit may cease working or continue to display the! Codes used to identify problems in your house we earn from qualifying purchases itself from damage the water n't. Your best choice is to tankless up resolved and a hard reset has been repaired the... So far each failure has had a different code until this time as the code will display an error 57! Including V, RU, RL, and heat exchanger has one of your valves... Tankless back up and running working or continue to operate is a list of error code 63, people! Gas valve at the gas meter and the fan motor two types of error codes a flashing heating indicates... Typically best to call a professional to troubleshoot this error code and you. Operate again of gas built-in cookers, gas ovens, heaters and water... Reliable manufacturer of gas built-in cookers, gas ovens, heaters and gas water heaters you find of. 51 if the tank is properly working and the sensor if the error code displays again you! 02, you 'll need to measure the winding resistance of the problem is.... Here is a solution for error code will continue to operate and needs to be.... Least a 1 micro amp output clogs or obstructions in the combustion chamber, exhaust,. Flame rod is touching flame when the water flow servo valve did close... The bottom pan of the fan motor or no gas supply by turning on a gas appliance such... Of these two opens, your best resource for troubleshooting your unit when a code and! 11 is an over temperature warning the flue inlet exhaust or fan the minimum flow rate below... Throws and error code professional with experience working on tankless water heater the need for specific...