Some of our partners may process your data as a part of their legitimate business interest without asking for consent. How to use a diagnostic system to repair a faulty heater. And lastly, check out the burner manifold pressure. Error code 79 should indicate that there is a problem with the current heading to the blower motor and you may want to do a service call. 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. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. Your Rheem Water Heater will pop up this warning message due to the following reasons: Addressing and fixing those issues we mentioned will help you eliminate the error code from the display of the unit. Error code 14 on tankless water heater means the Overheat Film Wrap sensor has activated. If not, you should replace the flow meter sensor or the flow control valve of your Rheem Tankless Water Heater. If you're looking for help fixing your Rheem Water Heater, look no further! The Richmond Marathon water heater offers a LIFETIME warranty. Use the error code guideline below to identify the problem, or. If its incorrect, you should adjust it. I am glad to help. There may also be loose or damaged connections attributed to the motor wiring harness that could be the true cause of the error code. Error Code E4: This code signals that there is a problem with ignition or flame detection. Copyright. However, Its essential to use an authentic Rheem replacement remote control for proper functioning. If it has flipped off, flip it on. However, there is also another meaning of the error code 29. Recalled Tankless Water Heaters - WebForm1 Recalled Tankless Water Heaters Paloma Rheem, Ruud, Rheem-Ruud and Richmond Brands Only the indoor power vent 199,900 BTU models are affected. The repair guide provides info on how to deal with the heating problems. However, these quick fixes will notalways fix your problem. Features and error codes may have changed over the years so finding an updated resource is vital to ensure that you know what to do when a fault looks to have occurred. Turn on the power to the unit at the breaker box, and wait a few minutes for it to heat up before using it again. e. We recommend you read our in-depth guide on Rheem Tankless Water Heater Code 12. Close hot tap, cycle power on and off at GPO and open hot tap again. 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. This could be due to a faulty thermostat or an obstruction in the exhaust vent pipe. These codes can be confusing, but they usually indicate a simple problem that can be easily fixed. A faulty capacitor is usually the problem if the error code 76 flash persists after fixing the above two issues. If the gas valve was disconnected, reconnect it. 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. Begin with slowing down the flow rate of your water heater. Why is my Rheem tankless water heater beeping? Again, there should be no obstructions to the airflow and the vent terminal should be clear. Alternatively, you can test each potential error and devise a suitable solution. These can include checking for damage to the thermistor wiring and to check the thermistor for the right number of ohms. The unit will throw the error code e51 if the gas inlet solenoid valve is at fault. There are a few things that could be causing this problem. Info about all performed services, including dates. 3. Bath. 7 Awesome Tips For Sewer And Drainage Line Cleaning, how to match wires size with circuit breaker, Hybrid Water Heaters: Everything You Need to Know. Start with inspecting the remote control. Over heating. Shows hot to verify blue flame by removing panel cover. First off, make sure there is enough fuel in your gas tank. However, even the best tankless water heaters sooner or later may stop working or be affected by other A clogged air inlet filter, dirty heat exchanger fins, and bad heat exchanger thermistor are some culprits behind this issue. 1. Error code 93 should show when the unit has shown down and is a further warning to replace the neutralizer. There should also be gas to the unit with the valves fully turned on and the unit itself should have the correct gas volume and pressure which can be checked by a specialist. Before you try anything else, reset your Rheem water heater. You can only use an electrolytic capacitor if you know its polarity. Open the hot water faucets in your home and if there is a steady flow of water from those faucets then you may have a bleed-over problem which would require a service call. Aside from a defective remote control, faulty wiring may also lead to the Rheem tankless water heater code 76 error. From top to bottom of this guide, we broke down every error code our tankless water heater displays. Unless you have an in-depth knowledge of water heaters, youre best to not risk making the situation worse. However, if you are mechanically inclined, keep scrolling. Before testing a hot water source, you must ensure that all connections are properly secured. 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. Thats all there is to it! 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 ). Never had a problem or leak. It helps us diagnose and determine the exact problem with the water heater. Installing the kit on the water heater, will treat the condensate properly for safe disposal into the drain. Also, make sure you tidy up the air inlet filter, combustion air fan, and heat exchanger fan. If done correctly, you should hear a click when you release the button. The neutralizer may need to be replaced and if it does then error codes 92 and 93 may be set off. In that article, we described everything that causes your water heater to trigger the error message 12. No spam, we promise. If you are having trouble with your Rheem water heater, it is best to consult the owners manual for troubleshooting tips, or to contact a qualified technician for assistance. Read reviews and complaints about Rheem Water Heaters, detailing commercial services, tankless heaters and more. Error code 05 could be triggered by an issue with the air intake or a blockage leading to the vent exhaust. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. Check to make sure all gas connections are tight and there are no leaks. I called the helpline and that's where the B.S. A false flame can be attributed to the flame rod (or rods) touching the flame whenever the unit fires. 3. . Why Do You Feel Sticky After Swimming? Summary of Contents for Rheem RTGH-RH10DV. What does E5 mean on my Rheem tankless water heater? Turn off you recirculation pump if your unit is connected to one. If yes, clean the heat exchanger. Knowing that the ignition has failed is straightforward enough yet finding out why can prove difficult. (24 hours) C read more The minimum flow rate should also be met to make sure that the tankless water heater fires. Check that the gas supply is working properly and that the gas pressure is ideal, as per the manufacturers recommendations. Other codes include F3 (for a problem with the thermostat), and P1 (for a pressure relief valve issue). If the flow meter sensor gets defective, the unit fails to send a signal to the computer that is responsible for starting the device. Then, check all the pipelines for both the hot and warm water and confirm the lines don't cross. Symptoms, causes, and step-by-step troubleshooting guide to fix the most common problems on Rheem on-demand models. From this chapter, you can learn about the most common error codes the tankless water heater shows. Consequently, this affects the communication between your remote control and the water heater. A tankless water heater can be a great addition to your home. My condensing tankless unit has been in service now for about 9 months and I recently got the "1L" code to descale. An error code E4 on your Rheem Tankless Water Heater indicates that the flow meter sensor gets faulty. 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 . 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 vent exhaust can be a little more complicated to solve though you should start by simply checking and removing any obstructions to the exhaust vent. Solution: If you cannot find the problem in the venting system, and cannot remove what is blocking the regular operation, call the service. It will be better if you install the heat tape close to the exit to the main drain to get the best output. For the air intake, remove then clean the air inlet filter and clean both the heat exchanger fins and the combustion air fan. Otherwise, you should replace the remote control with a new one. Turn off the power to the unit at the breaker box. Also, this warning message indicates that the unit has detected a false flame. 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 Check the flame rod itself to see whether there are defects. Consequently, this affects the communication between your remote control and the water heater. Your Rheem tankless water heater will trigger the P1 error codes if there is a lack of sufficient water flow to activate the unit. Check to see if the breaker has been reset. 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. Next, check the resistance of the heat exchanger thermistor. You should consult with a licensed professional and check local permit requirements before starting any project. If its too low, the unit wont work properly. To erase the error code 13, start with cleaning the dirty flame rods. Any help you could provide or resource you can point me to would be greatly appreciated. Check the air filter. Check to see that nothing is blocking the flue inlet exhaust or fan. need to install plumbing. Dont forget to release the blockage if needed. To resolve this false flame issue, start by resetting the unit. 5. When you witness a problem with your Rheem tankless water heater, be sure to relate to the companion over. Lastly, ensure the igniter wire harness is intact. Before developing Water Heater Hub, Anthony Barnes was a full-time plumber, and he has undertaken a wide variety of projects over the decades. It may be the case that both the fan motor and the control board need to be replaced. A clogged heat exchanger, venting system, and air intake filter are responsible for making the ODS thermocouple defective. The most common Rheem codes are found here on Rheems official website (click on the first drop-down FAQ section). Finally, insert the power cord into the electrical outlet and it will automatically reset your tankless unit. On top of this, you must ensure the drain will not allow backflow. Again, inspect the thermistor wiring for any damage and this is an ideal time to check then clean the ambient thermistor itself and perform a check for the correct number of ohms. 1. Page 1 CONDENSING TANKLESS GAS WATER HEATER Service Manual Models 199,000Btu / 180,000Btu Natural Gas ( NG ) / Liquid Propane Gas ( LP ) WARNING If the information in these instructions is not followed exactly, a fire or explosion may result, causing property damage, personal injury, or death. Leave the unit for 2o minutes. Required fields are marked *. 12. Rheem ECO-180 LP by: Efren This water heater started to be a problem, 6 months after I bought it. To troubleshoot this error code, confirm that the water bypass solenoid has the right voltage going through it. So, keep reading. If needed, replace it with a new one. Error Code E3: This code indicates that the temperature of the outgoing hot water is too high. 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. Check for an operational igniter and for any damage to the igniter wiring harness. These steps will get fix the fault and restore your water heater back to working condition. It is a significant upgrade to the version that uses tanks and delays water supply till it's hot. Replace the combination gas control (thermostat). If you have a Rheem tankless water heater, you may be wondering what all the codes on the control panel mean. If the water doesnt flow, we recommend you increase the flow rate. The Rheem tankless water heater code means that incomplete combustion is taking place in your heater or it may be that the water flow is too high. See an examplehow to descale a Bosch tankless heater. Next, check the igniter to see if it needs to be replaced. There are further elements that you can check including that the inlet water supply filter is clean. If nothing works for you, I suspect the PCB is the culprit. Take the front cover off.