One such problem is the H103 error code. Solution: Make sure that the gas shutoff valve provides enough gas to the main gas burner, and there is no obstacle. Again, there should be no obstructions to the airflow and the vent terminal should be clear. I have noticed that this problem occurs when the flame rods are dirty and needs to be cleaned. In other cases, the error arises from a complex problem like a defective filter capacity. However, before you do that, confirm that the blower motor is turning freely as it may still operate with a small restriction. Summary of Contents for Rheem RTGH-RH10DV. Pipe dope may also cause a blockage inside the water flow control turbine. What is Rheem Tankless Water Heater Code 11. Tankless water heater problems and how to repair models from Noritz, Rinnai, Takagi using error codes. Use a paperclip or similar object to press and hold the reset button for 3 seconds, then release it. Remove the access panel from the front of the unit. We also break down how to clear those error codes from the display. Solution: If your tankless water heater is using natural gas, make sure that there is no interruption in gas supply from the distributor. Turn off the power to the unit at the breaker box. Your email address will not be published. I see all of these bad reviews of the Rheem water heaters and notice that many seem to be purchased at a retail level either thru their plumber or directly from Home Depot or other home improvement outlet. Before they arrive, you can check that the gas valves are all open with gas actually reaching the unit properly. Reason: Too High Outlet Water Temperature. Code 11 means that the ignition system has failed. From cleaning the aerators as well as checking the pressure and flow of the water from your hot water faucet to checking then cleaning the water inlet filter on your tankless unit. Before you try anything else, reset your Rheem water heater. Error Code E1: This code indicates that there is insufficient water flow to the unit. Then, inspect the gas solenoid valves and make sure they work properly. local codes.The water heater requires 120 VAC/60Hz Visit Document RINNAI TANKLESS - Prices have dropped and there are decent deals to be had now!. On the other hand, if you want to save money, check out this video to learn how to clean the inlet filter. Water flow is below the minimum required. Check the thermostat on the remote control; it might be set too low. You could increase the flow rate or simply adjust the temperature though if all of these potential solutions fail then there may be a problem with the water flow sensor itself which needs to be replaced. What does E5 mean on my Rheem tankless water heater? To resolve the issue, try the following steps: Turn off the power to the water heater for 10 seconds and then back on. user-manual-Tankless Hot Water Heater Rtg-74pvp-2 7.4 Gpm Manual. The water shutoff valve and hot water tap need to be fully open. Lastly, ensure the igniter wire harness is intact. 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. Doing this will ensure that theres enough oxygen for proper combustion. The unit may be plugged into an outlet that does not provide enough power. Use your Rheem heater manual as a reference when performing any repairs, and make sure to use the technical support number (1-866-720-2076) whenever you're unsure what to do. Just release blockage from those components to get the ODS thermocouple back in the working condition. This may also be the ideal time to perform a bleed-over which requires the cold water supply valve to the water heater to be turned off. Call for service when your unit is showing this code. Another problem that might occur when the water flow is reduced is the excessive temperature of the heat exchanger. Also, make sure the gas flow valves are open and they dont get clogged with dirt or residue buildups. Reason: Remote Control Communication Fault. Water volume control fault is what error code 65 indicates. If your Rheem electric tankless water heater needs to be reset, follow these steps: The button must be held down for 3 full seconds in order for the reset to occur properly. The several inches of foam insulation give it up to 0.93 uniform energy factor. The consent submitted will only be used for data processing originating from this website. 36kW Tankless Electric Water Heater (240V / 4 Heating Chambers) $911.37. On the other hand, if you have a direct connect, go to the circuit breaker and flip it down. That may be the cause but it could also be due to a clogged neutralizer on the condensing unit and you can clean the air inlet screen and the heat exchanger fins. When the ODS gets activated, your tankless water heater will trigger the error code 13. Understanding Noritz error codes and troubleshooting Noritz water heaters. 3 Common Causes (and How To, Troubleshooting Electrolux Dishwasher Error Codes, 5 Common Problems with Camplux Water Heaters. The water temperature on the remote control is set too high. Locate the flame rods on the front right side, Remove the rod by unscrewing the brackets that secure them to the burner, Clean them and screw them back into place. Error Code 29 indicates that the temperature is too low on the heat exchanger. If you encounter this, heres what you can do: These are the most common error codes, as well as the most common fixes for said codes. Begin with slowing down the flow rate of your water heater. However, if you are mechanically inclined, keep scrolling. We don't tend to provide any plumbing advice or any advice that should come from a certified professional. For this reason, you are best to check the owners manual for your device for an accurate, up-to-date list of codes. 5. If the venting system gets blocked by dirt, debris, or insects, the harmful gasses fail to go through the pipe. Each refers to a technical component of the tankless water heater and a specific description of the issue. How do you clear the error code on a Rheem tankless water heater? Rheem tankless water heaters have many error codes that make it challenging to pinpoint the exact cause of each error. Performing regular maintenance can also save you from having to solve any problems from occurring in the first place such as cleaning the filters, the air fan, and the heat exchanger fins. The thermistor should also be free of any limescale build-up and may require a clean. This can be caused by a number of things, including a clogged filter or a problem with the water supply line. Error code 99 can indicate that there is a blocked flue fault that is causing the blower motor to be unable to vent. Code 05 indicates an Imperfect Combustion Alarm. If you encounter this, heres what you can do: Code 10 indicates that the flame has been lost on the unit. Save my name, email, and website in this browser for the next time I comment. The cookie is used to store the user consent for the cookies in the category "Analytics". Performing regular maintenance on your Rheem tankless water heater should prevent error code 1L from occurring. These issues can include water leaks, that it runs out of hot water quickly, and suffers from an inconsistent water temperature. Rheem is a trusted American appliance brand that is close to 100 years old. If you suspect either of these issues, contact a qualified technician for service. Reason: Current fault with the Blower Motor. The circuit breaker for the unit may have tripped. A tankless water heater can be a great addition to your home. Finally, the heat exchanger should be checked to make sure that the fins, fan, and air intake all appear to be clean. We have an in-depth guide on Rheem Tankless Water Heater error code 13 where we broke down the way of adjusting burner manifold pressure. Whichever issue it is, your unit will likely still be operating and you can solve the error yourself. Why Does My Stiebel Eltron Tempra High-limit Switch Keep Tripping? Remove the access panel from the front of the unit. Knowing that the ignition has failed is straightforward enough yet finding out why can prove difficult. Shut off the water heater by unplugging it, Open the end caps on the valves and attach the hoses to them, Fill a bucket with water and add vinegar to it. Most tankless water heaters are operated by natural or LP gas. In my experience, in most cases, it is a false flame code because when I look through the site glass, the flame is still visible. The voltage should be 8 to 16 VDC. . This indicates that the unit is not receiving enough power to operate correctly. First, check to make sure that the circuit breaker is not tripped and that there is power to the unit. To erase the error code 13, start with cleaning the dirty flame rods. It will not rust. Should the heat exchanger keep a temperature of 207 F for a period of longer than 15 seconds then error code 15 may occur. See how to troubleshoot the flame failure, not enough, no hot water . Error code 12 means your tankless water heater fails to detect the flame. What does E4 mean on a Rheem tankless water heater? Besides, your water heater will throw the error code P1 if the water flow sensor goes bad. In this guide, we will look at where you can find the most current information for your Rheem tankless water heater and look at the error codes (see also AO Smith Tankless Error Codes: Problems And Troubleshooting) in detail. } there's a good chance that a change or two have taken place. In other words, youll need a very in-depth knowledge of these devices to understand each error code and an even more in-depth knowledge to solve it. However, like any appliance, they can sometimes experience problems. Start with inspecting the remote control. Lastly, check the fan motor for proper operation. Continue with Recommended Cookies. This is a complete guide on Rheem Tankless Water Heater Error Codes. Learn More. Begin with slowing down the flow rate of your water heater. This may be that the water control valve has the incorrect voltage or that there are loose/damaged connections on the water control valves wiring harness. The second trick is to check for any blockage in the exhaust venting. RUR199iN - $2,900 - Nat Gas Compare at $3853 - SAVE $953; RUR199iP - $2,950 - Propane Compare at $3777 - SAVE $827 ; RU199iN - $2,600 - Nat Gas Compare at $3094 - SAVE $494 ; RU199iP - $2,600 - Propane Compare at $3033 - SAVE $433 To reset the water heater, turn off the hot tap water and the unit itself. Remove electrical connection box (single screw on outside left). In rare cases, Rheem tankless water heater code 76 may indicate a problem with the filter capacitor. Initially, fine-tune the water flow or temperature. Besides, we will also depict those reasons that trigger the error messages and provide the solutions as well. on: function(evt, cb) { Checking the main burner and cleaning it will also worth it. If its incorrect, you should adjust it. LPG users check Propane bottle level. A clogged air inlet filter, dirty heat exchanger fins, and bad heat exchanger thermistor are some culprits behind this issue. Apart from these, defective combustion systems, problems with the main burner or pilot, and faulty motor are other culprits responsible for throwing this error code. This fault may be caused by blockages to the heat exchanger, limescale build-up, or even a combination of the two. Replace the combination gas control (thermostat). Err07, 08, 09 - RHW42 model only, this indicated a problem with the water shutoff valve. Check to see that nothing is blocking the flue inlet exhaust or fan. If you fail to start the water heater after replacing the remote control or its wiring, we are 100% sure the culprit is the PCB or control board. Consequently, this affects the communication between your remote control and the water heater. Ensure you eliminate every obstruction from the vent termination of the building and the flapper valve. Over heating. By displaying a code on your tankless heater, you, or a professional, can read the code to understand what went wrong and how to fix it. In a worst case scenario, you may need to replace the control board. A similar problem can be the outlet water temperature being beyond the remote thermostat setting. A lower or higher value indicates a faulty capacitor. In the troubleshooting manual, Rheem says that error code 29 stands for too low heat exchanger outlet temperature. If you have a Rheem tankless water heater, you may have received a code 13 error. By displaying a code on your tankless heater, you, or a professional, can read the code to understand what went wrong and how to fix it. If the problem persists, call a qualified technician for service. Top 661 Rheem Reviews Write A Review Reason: The Control Board is not programmed. A clogged heat exchanger, venting system, and air intake filter are responsible for making the ODS thermocouple defective. Call the technician because the water heater is overheating. If you have a Rheem tankless water heater, you may be wondering what all the codes on the control panel mean. Next, access maintenance information to determine the flow rate. Finally, check for blockages in the inlet filter and combustion fan. Phase #1: Start by turning off the power supply to your water heater. A yellow pilot light means that the pilot is not . Hire a plumber and tell him to clean the inlet filter at the cold water connection to the unit. Once confirmed, replace the faulty ignitor coil. 3. You may need to ensure that the inlet valve is completely open and there are no obstructions to the cold water inlet pipe. ); In order to let your water heater run again, just switch it off at the breaker and then back on at the On position. This can be due to a problem with your homes wiring or plumbing, or it could be an issue with the gas line itself. If the issue persists, it could be due to a clogged filter or sediment buildup in the unit. Check the air filter. Takagi Error Codes | Troubleshooting Guide and Repair Tips, AO Smith Tankless Error Codes | Problems | Troubleshooting, John Wood Tankless Error Codes | Troubleshooting Tips, Rinnai Error Codes | Troubleshooting Rinnai Water Heaters, Tankless Water Heater Problems | Troubleshooting and Repair Tips, Noritz Error Codes Guide | Troubleshooting Noritz Water Heaters, How to Replace a Water Heater Dip Tube - DIY Installation Tips, How to Fix Water Hammer Problem | Troubleshooting Guide, Navien Water Heaters | Review and Buying Tips for 2023. A false flame can be attributed to the flame rod (or rods) touching the flame whenever the unit fires. You may not need to contact a qualified specialist to take a look as the error codes can be troubleshot by yourself. From this chapter, you can learn about the most common error codes the tankless water heater shows. Lets get started! Now, remove the filter and wash it to eliminate sediment jammed in the inlet that is producing problems. You could ohm out all the solenoid valves, inspect the flame rods for the correct voltage, or even replace the gas control valve altogether. Your email address will not be published. 2. So, keep reading. (24 hours) C read more He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Finally, unplug the water heater, disconnect the remote control then plug the heater back in and test it without the remote control. The disk capacitor across the remote control terminal should range from 7.5 to 10 microfarads. First, check the exhaust and venting flue for any blockages. } Watch the following tutorial to learn how to replace the water flow sensor. If you encounter an code, it will be displayed on your Rheems digital thermostat display. The alarm sounds every 60 seconds when the tap is open. A Rheem tankless water heater has over 30 potential codes, and the solution will differ depending on the specific make and model of water heater that you have. The resistance of connector R between #Black3 and #Yellow5 wires will be 4K to 10K ohms. Hotwatertalk.com is a participant in the Amazon Services LLC Associates Program and other affiliate advertising programs, designed to provide a means for us to earn fees by linking to the affiliated sites. Learning the error codes of your Rheem tankless water heater may seem exhaustive yet can prove to save you money. Read Details: Rheem Tankless Water Heater Code 29. How to troubleshoot Rheem tankless water heaters by using the service error codes chart. Step 1 and 3 plus b. Manage Settings In the past 2 weeks, its beeped at me and the remote thermostat shows a code of 11 when i turn the hot water on. 3. The minimum flow rate should also be met to make sure that the tankless water heater fires. Filter FAQs by Category. . Whether you need a new water heater, a sink repair, or a toilet fixed We Can Help! Code 04: Another error code, this time indicating a problem with the venting system. Error code 76 on Rheem Tankless Water Heater is an indication of faulty communication with the remote control. Also, make sure that there are no plumbing or technical problems such as crossovers. The most common codes include Codes 5, 11, 13 . We and our partners use cookies to Store and/or access information on a device. The Richmond Marathon water heater offers a LIFETIME warranty. Close the hot water tap and turn OFF the remote. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. You could check the power and if the unit is actually plugged in which is a good idea after a tripped or turned off circuit breaker (see also our guide on how to match wires size with circuit breaker ). When you witness a problem with your Rheem tankless water heater, be sure to relate to the companion over. c. Remove one ceramic heater plug. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. If it doesnt erase the error message, fix the issues that cause the heater to pop up the error code. Tilt down the computer board, which will reveal the blower motor.