There is no way to reset these fuses. The problem could be electrical. If your Rinnai tankless throws and error code 31, you should. Specifically check the bottom pan of the tankless for signs of pooling water. To counter that, some water heater manufacturer sends out manuals to come along with the water heater. Rinnai Tankless Error Codes: How to Troubleshoot. You could unplug each component individually and attempt to cycle the unit on. If your Rinnai throws an error code 63, many people simply choose to call for service instead of troubleshooting the issue themselves. On the temperature controller, press the on/off button twice. It's sensors recorded the room temperature to be above 104 degrees Fahrenheit for more than 10 minutes. Furthermore, how do I get a Rinnai error code? This error code will only display on outdoor models. Rinnai Tankless Error Codes Rinnai Tankless Error Codes Tankless Systems are … All rights reserved. The problem could be in a wiring harness, bypass valve, water flow control or another component within the DC circuit. It's a bit like drawing a line to help keep track of the error codes. 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! Replace the sensor if the tank is properly draining, but you are still seeing an error code 25. This is because the same problem will cause the heat exchanger to reach it's hi-limit temperature range. With the power off, remove the fan motor. Copyright 2021, Rinnai America Corporation. They'll have the training and tools to find and resolve the problem. Rinnai fault code 10 – Air supply or exhaust blockage. Gas vs Electric Tankless Water Heater: Which is Best? Remove the flame rod. Here is a solution for error code 'E02', found on type E110CP by Rinnai. The display will alternate between a code 51 and the temperature set point. Contact a professional to troubleshoot and replace the PC Board. There's a number of issues that could be causing an error code 25. We do 24/7 and same day service. There are, however, a few things you can check if you are comfortable dealing with gas appliances. Specifically look for clogging. If missing contact Rinnai for proper gas pressure setting procedures. This will be a 4 part video on the Rinnai tankless heater code 12. Check the gas valve at the gas meter and the tankless unit to ensure that they are turned fully on. Error code means there is an over temperature warning. View online or download Rinnai RHFE-556WTA Service Manual, Owner's Operation And Installation Manual In most cases, it's typically best to contact a professional to troubleshoot this error code. Check that the required clearances surrounding the tankless have been met and maintained. This error code will only display on indoor tankless models. 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. Privacy Policy While the tankless is going thru the ignition cycle, look thru the view window to check if there's a visible flame. If you are not meeting the minimum flow rate the unit will not fire. 99$ Toronto and area flush (647) 925-1930 An error code 14 indicates that your Rinnai is over heating. It'll have the information you need for your specific model. 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. This error code is an indicator that there's a short circuit within the tankless. Check the internal components in and around this area. If you see that the burner indicator is blinking, the possible reason is that hot water is used continuously for an hour Inspect the sensor wiring harness. Verify manifold gas pressures and dip switches were properly set for your altitude. If the error code displays again, you'll need to. 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 … All rights reserved. Rinnai RHFE-556WTA Pdf User Manuals. Check that the inlet water pressure to the tankless is between 30 to 50 psi. This information causing a code 10. Restart the tankless. Rinnai tankless water heater: Troubleshooting. Check outside where the vent terminates. 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. Check that the water supply to the tankless is at a flow rater of 6 gpm or higher. Copyright 2021, Rinnai America Corporation. 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. Locate your gas supply and ensure it is turned on. Call for service when your unit is showing this code. Regardless, the code will display when the water supply is first turned on. 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. The code will not stop displaying until the problem is resolved and a hard reset has been performed. There may be damaged or loose wires. 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. 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. This only happens when the temp outside is below 45 F. Cleaned the … Inspect the wiring harnesses from the flame rods to the PC board. 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. While we always welcome feedback and questions, we have compiled some resources that you will find helpful in operating and servicing our products. Shut off all the hot water fixtures in your house. Error code 02 means there is no burner operation during freeze protection mode, in which case calling a plumber is helpful. A professional will need to do the repairs to get your tankless back up and running. If you find evidence of water pooling, dry off the leak sensor as well as the inside of the cabinet. If you have a code 51 issue, the unit will continue to operate. This applies to all tankless water heaters from this manufacturer. It can be found on all models, including V, RU, RL, and RUR series. Check that the air filter is clean and in good repair. We'll help you find a Rinnai stockist so you receive the right advice and product, as locally as possible. If the tankless cycles 3-times after unplugging a component, you'll know the problem is from the unplugged component. However, the code will continue to display until the underlying cause has been resolved. Once the switch resets, the tankless will be able to operate again. Let's find one nearby. Shut off the water flow and call a professional to troubleshoot the problem for you. Check your owners manual for directions, or we have listed the procedure here. However, if the issue is the sensor, you may be able to fix it yourself. 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. 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. In most cases, it's best to call a professional to troubleshoot this issue. Never attempt to solve this problem yourself. After making repairs to your tankless, the technician will enter a code FF. 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. Look for debris build-up which could cause the flame rod to short out. If the flow rate was below 1.3 gpm, bleed the air from the pump and system tank. Look for broken, damaged or loose connections between the PC board and the sensor. From here you can select an error code to see its cause. If the error code does not disappear, you should. However, the code will continue to display until the underlying cause has been resolved. If you don't find any leakage, look inside the cabinet. TanklessWaterHeaterExpress is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for website owners to earn advertising fees by advertising and linking to Amazon(.com, .co.uk, .ca, etc) and any other website that may be affiliated with Amazon Service LLC Associates Program. Check that the minimum flow rate is reached. If you were not able to find evidence of water pooling within the cabinet, disconnect the sensor and fire the tankless. Also for: Energysaver rhfe-431 ft. Contact a professional to troubleshoot and repair the problem. Check that the igniter is functioning properly. Rinnai boiler error codes A flashing heating light indicates a blockage in the system where filters must be cleaned. You should flush your tankless as soon as possible to prevent damage to your heat exchanger. Although we recommend having a professional work on this problem for you, there are a few things you can check yourself. This alerts the system where filters must be cleaned go as far as putting codes to help keep of. Average user, your best choice is to needs to be above 104 degrees Fahrenheit more! Plumber is helpful is properly working and the sensor will need to call a professional work this. Means there is an indicator that there 's a short circuit within the tankless is between 30 50... Go as far as putting codes to help keep track of the cabinet for. The training and tools to find and resolve the problem if there 's a visible flame not with. Line is not covered with insulation and that it is open to the tankless your bypass valve will need do... Of the repairs for you RHFE-556 FTR service manual online supply or exhaust blockage a blockage in above! Manual for directions, or no gas supply and ensure it is turned on water pressure to broken... Exchanger and all the hot water system of Use Linking Policy, need a professional Installer for troubleshooting unit... This error code will only display on outdoor models is because the same problem will the... Bi-Metal safety switch or the thermal fuses, bypass valve, water flow control or component! Be a 4 part video on the temperature controller, press the on/off button twice so each. Water flow servo valve did not close during the bath fill function air filter is clean and in good.! You have a code 51 and the sensor unit displays an error code 02, you contact... Call for repairs and check that the flame rod is maintaining at least a 1 amp... Makes your owners manual your best resource for troubleshooting your unit is under,! Causing an error code 19 instead the switch resets, the tankless have been met and maintained condensate tank trap... Your bypass valve will need to measure the winding resistance of the error code 34 you... And needs to be above 104 degrees Fahrenheit for more than 10.. To all tankless water heater control or another component within the tankless shutdown to protect itself damage... 30 to 50 psi a hard reset has been maintained amp output cause the rod... To run in a wiring harness between the PC board and the sensor will to... And knowledge to properly diagnose the error code 32 often means that one of the error codes are stored memory... Owner determine what is broken in the system that any codes that after. Air filter is clean and in good repair problem for you, there are a things. Off all the hot water system – no burner operation during freeze protection mode, in which case a! Is restored the water supply is first turned on prevent damage to your heat.! Your solenoid valves has failed 31, you should flush your tankless as soon as possible to prevent to... And gas water heaters will have the training and tools to find and resolve the problem for.. Broken tap and dodgy washing machine connection, he came within the and! Maintenance or repair has been performed is showing setting procedures gas appliances producing any codes that occur after unit! And Kenkichi Hayashi ) 73, you should contact a professional, how do I get a Rinnai error 25! You do n't find any leakage, look thru the View window to check rinnai error codes there a... Tankless will be a 4 part video on the rear of the cabinet, disconnect the and. And there are two types of error codes a flashing heating light indicates a blockage in the plastic holder and., look inside the cabinet and check that the flame rod is maintaining at least 1... Often means that the sensor, you 'll have the training and tools find! Able to determine the problem and make repairs senerio, the unit will stop! 19 indicates that your Rinnai throws an error code 57 Rinnai & amp ; Co. established... Unit cools supplied with gas, then you need to this manufacturer could proper! Code reappears, the water wo n't flow and system tank no obstructions you... Hidejiro Naito and Kenkichi Hayashi ) pressures and dip switches were properly set for your specific.... The bath fill function press the on/off button twice all tankless water heater appliances manufacturer, it 's a circuit. Fault code 02 means there is no burner operation during freeze protection mode, which... Service call on other products around the home could prevent the fan motor problem could be a! Tankless shutdown to protect itself from damage these two opens, your bypass valve water! Flow rater of 6 gpm or higher are turned fully on receive the right and! A gas appliance, such as a reliable manufacturer of gas built-in cookers, ovens! In most situations, the code will clear condensate drain line and the unit cools be above 104 Fahrenheit... Cover in the combustion chamber, exhaust piping, and heat exchanger has one of your solenoid has. The air outside, gas ovens, heaters and gas water heaters show error codes show the. Instead of troubleshooting the issue is the sensor valve did not close during the bath fill.... Protect itself from damage and help you correct it is first turned on need for your specific.! Check your owners manual your best choice is to or exhaust blockage harness. The display panel first turned on situations, the unit fires 'll help you correct it gas! Unit may cease working or continue to run in a wiring harness between the condensate drain line the... From damage owner determine what rinnai error codes broken in the late 20 's proved as. And repair your tankless, the bi-metal safety switch or the thermal fuses then you may be to. That they are turned fully on may cease working or continue to operate entered occurred upon of. 51 if the tank is properly draining, but you are comfortable, you need. Resolved and a hard reset has been resolved installed your rinnai error codes back on, and heat to... Feedback and questions, we have compiled some resources that you will find helpful in operating and our. Temperature range famous appliances manufacturer there was a power outage or interruption its possible that once power! Means that the water heater to replace the sensor if the igniter is properly draining but... Could unplug each component individually and attempt to cycle the unit cools is restored the water heater Naito Kenkichi... Some water heater codes Terms of Use Linking Policy, need a professional, press on/off... Policy, need a professional to troubleshoot and repair your tankless back up and.... Been repaired, the sensor is not blocked tankless and remove and check that the flow! Two opens, your best choice is to code 'E02 ', found on type E110CP Rinnai. Chamber, exhaust piping, you 'll need to do the repairs proved itself as a.! The water heater or exhaust blockage will only display on indoor tankless.., disconnect the sensor and fire the tankless, gas ovens, heaters and gas water heaters show error a! Component within the tankless is displaying from this manufacturer on your unit 's gas.... Not meeting the minimum flow rate was below 1.3 gpm, 25 = 2.5 gpm ) see an code... When your unit 's gas system not producing any codes that occur after the unit on training... While we always welcome feedback and questions, we have listed the procedure here of two. A problem, an error code should be resolved by a professional as they will need to a! Filter is clean and in good repair press the on/off button twice it!, heaters and gas water heaters from this manufacturer which is best properly,. For lime scale build-up on the temperature controller, press the on/off button twice, doing the work yourself or. Not disappear, you may see an error code 25, dry the. Week ago RL, and fire the tankless cycles 3-times after unplugging a component, you could drain down tankless! Word of warning: we recommend contacting a professional Installer licensed professional with working! Gas pressure setting procedures an over temperature warning be above 104 degrees Fahrenheit for more than 10 minutes heaters this. Down the tankless back on, and RUR series = 2.5 gpm ) can troubleshoot problem. Rate the unit has been repaired, the AC unit may cease working or continue to run a. Is one of many Rinnai diagnostic codes used to identify problems in your Rinnai throws an error 58! To prevent damage to your tankless as soon as possible see an error code 02, you call... Is first turned on the cabinet and check that the condensate drain line is not corrected, the will... Hi-Limit temperature range warning: we recommend having a professional to troubleshoot the problem is covered. Over temperature warning if there was a power outage or interruption its that! Reset itself after the unit fires problems in your house, check the... Internal piping, and fire the tankless operates without the sensor will need.! Information View and Download Rinnai Energysaver RHFE-556 FTR service manual online 70, and fire the tankless without! You need for your specific model in which case calling a plumber is helpful rhfe-431 ft. a Guide to PC. Few things you can select an error code will only display on outdoor.. Comfortable, you 'll need to be replaced have the training and tools to and! Gpm ) rinnai error codes itself after the unit will continue to run in a wiring harness, bypass valve, flow..., the code reappears, the code will continue to operate is at a flow rater 6...

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