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. Every water heater venting system uses a duct or pipe. Check the thermostat on the remote control; it might be set too low. Explore More on homedepot.com. Call the technician because the water heater is overheating. If you have a tankless water heater in your home, you may How Much Propane Does A Tankless Water Heater Use, Top 10 Best 80 Gallon Electric Water Heater (2022 Latest Price), Top 10 Best 20 Gallon Electric Water Heater For 2022 (Buying Guide), Best electric tankless water heater for rv. If not, you should replace the flow meter sensor or the flow control valve of your Rheem Tankless Water Heater. If it gets tripped, you can simply reset the unit. The Rheem tankless water heater allows you to access instant hot water. If you can solve a problem or a fault without having to make a service call then, not only will you learn more about how the water heater works, but you will likely save yourself some money. Again, there should be no obstructions to the airflow and the vent terminal should be clear. The most common Rheem codes are found here on Rheems official website (click on the first drop-down FAQ section). To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. An example of data being processed may be a unique identifier stored in a cookie. Close the hot water tap and turn OFF the remote. If you are still having trouble after trying these steps, then you may need to call a professional for help. How to use diagnostic system and fix the problems using the error codes that appear on the remote controller. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); How to Reset Rheem Tankless Water Heaters, How Do You Troubleshoot a Rheem Electric Water Heater Rheem Error Codes, 5 Common Paloma Tankless Water Heater Error Codes, Common Electrolux Dryer Codes (E64, E65, E66, EF1, E91), F5E1 Maytag Washer Error Code? The water heater will trigger the error code E5 if there is too much water flow. See if the air inlet screen is dirty and clean as necessary. Nonetheless, freezing weather can also block up the neutralizer drainage system. To clear this fault, you will need a pump and two hoses. If your Rheem tankless water heater keeps shutting off, there are a few possible reasons why. Every Rheem tankless water heater, either non-condensing or condensing, utilizes the computer board to monitor the heating process, adjust the parameters, and help troubleshoot the potential problems. Next, check the incoming water pressure to make sure it is within . The minimum flow rate should also be met to make sure that the tankless water heater fires. . 90% of the time, this troubleshooting step will help to eliminate the warning message from the control panel. If your Rheem tankless water heater is displaying the P1 code, it means that the unit is not receiving enough power. Water Heater Showing Yellow Light. You may want to do a service call though you can check the wiring on the remote control yourself, specifically for any loose or damaged connections. Once your have your parts together, here are the steps to descale the water heater. Similarly to error code 51, you may want to check that the terminals on the gas solenoid valve wiring harness are not loose or damaged. Unplug the unit from the power outlet on the wall. How do you clear the error code on a Rheem tankless water heater? I followed the instructions to descale using. This can be caused by a number of things, including a clogged filter or a problem with the water supply line. If you dont get the appropriate voltage reading (8 to 16 VDC), you should replace the water control assembly. Please select accurately so we can provide you with the best service providers in your immediate vicinity. Resetting a Rheem Tankless Water Heater: Ultimate Guide, [Fixed] Rheem Tankless Water Heater Code 12, Hot Water Heater Calcium Removal [How to Guide], Samsung Washer SUD Code but no SUDs? Lets get started! All LED lit (1,2,3,A,B,C) This indicates there is a problem with the internal circuit. Reason: Insufficient Heat Exchanger Temperature. It is a significant upgrade to the version that uses tanks and delays water supply till it's hot. As a second-generation plumber, it was easy for Anthony to get used to the technicalities of all from a tender age, Table Shower Ultimate Guide (Must Know Secrets), 3 Ways to REMOVE PVC Pipe From a FITTING (Video Review), AO Smith Tankless Error Codes: Problems And Troubleshooting, Where You Can Find Current Information For Your Rheem Tankless Water Heater, The Error Codes On A Rheem Tankless Water Heater. Resetting your tankless water heater will help you clear the error code from the control panel. This can be caused by a number of things, including a dirty air filter, blockage in the venting system, or a problem with the combustion chamber. Rheem tankless water heaters provide water on demand. This code indicates that the water heater is not able to properly heat the water. If you dont get this reading, you should replace the heat exchanger thermistor. Continue with Recommended Cookies. Tank sizes range from 15 gallons to 105 gallons to fit any household need. Part # 683034. If your Rheem tankless water heater is displaying error code 11, it means that the unit is not getting enough air. In plain words, the water heater error code 13 stands for a defective combustion system. Error Code 11indicates an ignition failure. Unfortunately, many things can cause an ignition failure. If you need to reset the code on your Rheem tankless water heater, follow these steps: 1. Troubleshooting for a switch malfunction could mean turning it off and on again by forcing a reset on the control board, all you need to do for that is press the MIN and MAX button. Smith Water Heater Troubleshooting Guide, 5 Common Problems with Camplux Water Heaters, Rheem Tankless Water Heater Code 29 (How to Troubleshoot), Rheem Gladiator Leak Sensor Reset Fixed, Rheem Water Heater Pilot Light Wont Light, water heater produces harmful gasses like, [Fixed] Rheem Tankless Water Heater Code 12, Hot Water Heater Calcium Removal [How to Guide], Samsung Washer SUD Code but no SUDs? Phase #2: Remove the top two screws from the top and bottom of the front cover. If your water heater is in a cold basement or garage, it may not reach this temperature unless you use a recirculating pump to bring warmer water from elsewhere in your home. Check to make sure all gas connections are tight and there are no leaks. There should definitely be no obstructions for the exhaust termination and flue inlet, check that both have the right amount of clearance space too. If the gas valve was disconnected, reconnect it. As mentioned above, there are several more error codes you can potentially encounter with a Rheem tankless water heater. The neutralizer needs to be replaced soon. Rheem tankless water heaters use a condensing technology to offer continuous hot water without the use of a large water tank. This particular error code could also be triggered due to the wrong altitude setting if you reside in a high-altitude environment. 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. 2. 10 Best Tankless Water Heaters. Also, make sure you tidy up the air inlet filter, combustion air fan, and heat exchanger fan. Your Rheem Tankless Water Heater will beep and show an error code if there is a problem with the unit. 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. If you dont get this reading, you must replace the PCB. If you do think that there are obstructions and foreign objects then they may be in the combustion chamber, the exhaust piping, the vent terminal, or preventing sufficient airflow from coming into the unit itself. If you observe no remaining flame, dont hesitate to check the relay connection of flame rod connector. If needed, clean the inside of this motor. Turn off you recirculation pump if your unit is connected to one. Get FREE quotes from licensed Plumbers in your area today. If it has flipped off, flip it on. Check the igniter itself to ensure it is working, including how it was wired to the device. Head to the electric panel and locate the water heater circuit. . Remove any obstructions and try again. Also, dont forget to check the breather box for debris and use a vacuum cleaner or a lightly damp rag to clean the box. Locate the reset button inside the control panel. 14. Loose connections may still result in the code 76 error. Afterward, remove every speck of dirt, debris, and buildup from the air intake filter. How to troubleshoot Rheem tankless water heaters by using the service error codes chart. And thank you for mentioning your issues. A jumper wire will help you confirm the remote control wiring problem. Filter FAQs by Category. Begin with slowing down the flow rate of your water heater. Solution: Make sure that the hot water tap is open enough to provide at least the minimum required water flow. 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. Code 01: This indicates that the water heater is in standby mode and is not currently heating water. Reason: The Control Board is not programmed. WaterHeater HUB 2021 - All Rights Reserved. To resolve this false flame issue, start by resetting the unit. Tilt down the computer board, which will reveal the blower motor. For every 5 gallons, there should be 2 gallons and 3 gallons of water, Put you pump into the bucket and run it for 30-45 minutes, Make sure that power is turned on to the unit and circuit breaker is powered on, Make sure that the safety device on your unit is not activated resulting in the water heater not operating, Sometimes errors are caused as a result of communication fault instead of any particular issue with a component on the unit. Lastly, check the fan motor for proper operation. 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. Replace the panel cover. LPG users check Propane bottle level. 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. Care Tips for Rheem Tankless Water Heaters, Rheem On Demand Water Heater Troubleshooting Quick Fixes, Excel Tankless Water Heater Troubleshooting (Complete Guide), Eternal Tankless Water Heater Troubleshooting (Complete, Furrion Tankless Water Heater Troubleshooting (Complete, Atwood Water Heater Troubleshooting Guide, A.O. } Check that the vents are connected properly with no obstructions, the correct materials should have been used for the installation. If you have a tankless water heater, you may occasionally see an error code displayed on the unit. Often, understanding how to rectify each error code requires an understanding of how the device works as a whole and how each part works together. Next, check the resistance of the heat exchanger thermistor. Loose remote control wiring or the remote control itself gets defective. However, Its essential to use an authentic Rheem replacement remote control for proper functioning. Common symptoms, problems, and fixing tips. Again, check for leaks and blockages and ensure all connections are tight. Why Do You Feel Sticky After Swimming? 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. If youre getting an error code 76 on your Rheem tankless water heater, it means that the unit is not receiving enough water flow. It indicates your water heater fails to solve the combustion issue of the unit. If yes, clean the heat exchanger. Check to see if the breaker has been reset. In a worst case scenario, you may need to replace the control board. This could be due to a faulty thermostat or an obstruction in the exhaust vent pipe. It will usually be red or black, and may be labeled "reset.". 11. There are different reasons for why the water would flow through the water heater, but nothing actually occurs, specifically, that the water is not heated. Remove the access panel from the front of the unit. 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. Ensure the condensate flow is free of dirt, debris, and buildups. E5 on a Rheem Tankless Water Heater means there is a high flow rate. If this drainage system gets clogged, your tankless water heater will flash the error code 29 to prevent the burner from being flooded. There are further elements that you can check including that the inlet water supply filter is clean. This number indicates the you are dealing with. The repair guide provides info on how to deal with the heating problems. The gas supply to the unit may be shut off or interrupted. 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. We broke down everything that will help eliminate the error message from the control panel. Reviewing ultra efficient Navien water heaters utilizing condensing and tankless technology. So, lets get started right here. In most cases, however, this problem can be easily fixed by following the troubleshooting steps above. If its too low, the unit wont work properly. Shows hot to verify blue flame by removing panel cover. During winter & freezing days, we recommend you insulate the drainpipe by using a heat tape. window.mc4wp = window.mc4wp || { Doing this will ensure that theres enough oxygen for proper combustion. Reading through Rheemserror code guide, youll notice the description for each error code is quite specific. To check the remote control, unplug your water heater from electricity and pull out its cover. Ill also cover how to fix each problem to restore your heaters normalcy. That being said, customers have reported a much higher frequency of certain codes, which well cover here. How to troubleshoot Rinnai water heaters successfully using Rinnai error codes guide. If you are calling the manufacturer, make sure to have the following info ready: A list of Takagi error codes for easy troubleshooting of Takagi tankless water heaters. Secondly, take your eyes on the heat exchanger to see whether it gets dirty or not. In the rest of this article, Ill discuss the causes of Rheem tankless water heater code 76. The resistance of connector R between #Black3 and #Yellow5 wires will be 4K to 10K ohms. After cycling the unit if you notice any remaining flame through the view window, I bet the gas control assembly is the culprit. A communication error with the remote control can result in error code 76. There could also be a problem with the outlet thermistor which is the outgoing water temperature sensor. First, check to make sure that the water supply to the unit is turned on and that there is adequate pressure. The most common reason is that the water heater is not getting enough gas or electricity to stay on. CANADIAN DEALS! Now, try to turn on your water heater using the remote control. That being said, here are the most common codes and some potential fixes for each: Code 00 indicates that the water heater has been running without stopping for an hour. Below, we will show you how to fix those issues to clear away the error message. [Fixed], Honeywell Water Heater Gas Valve Reset (How-To Guide), 15 Common Rheem Error Codes [Ultimate Guide], Rheem Tankless Water Heater Code 11 (Fixed), Top 5 Navien Tankless Water Heater Problems [Fixed], Whirlpool Duet Dryer No Power To Control Panel (Causes + Solutions). I am glad to help. However, these quick fixes will notalways fix your problem. Cause: The water heater and its burner doesn't get enough gas. Locate the reset button on the control board inside the unit. The filter capacitor may become clogged and damaged over time, hindering its capacitance capability. 4. There are over 30 codes possible on Rheem devices. Also, check that the vent terminal was installed properly on the device. A faulty capacitor is usually the problem if the . The wiring for the flame rod may also be damaged, and the flame rod needs to have sufficient voltage. From the bottom of the unit, take out two screws that hold the computer bracket in place. This error indicates that there is a problem with the water heaters combustion chamber. Now, remove the three side screws of the blower motor and take out the blower motor. Cause: The gas shutoff valve is not open completely. Cookie Duration Description; cookielawinfo-checkbox-analytics: 11 months: This cookie is set by GDPR Cookie Consent plugin. Also, inspect the flame rod electrodes and clean them. 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 This is largely because the Rheem tankless water heater is not specially designed for continuous running along with a circulation system. What does E5 mean on my Rheem tankless water heater? Performing regular maintenance on your Rheem tankless water heater should prevent error code 1L from occurring. Clogged condensate neutralizer. So, keep reading. good stuff mate i have a rheem gas 871624pfj tankless it comes with code e 51 ,i turn unit off it clears error code and will work and stay working untill you stop using hot water then back to e51,cleaned filters ,still same any help pls. Improper fuel type, rusty or defective heat exchanger, and faulty Molex connector are some caveats responsible for triggering this error code. Nov 16, 2014 Rheem Tankless Hot Water Heater Rtg-74pvp-2 7.4 Gpm Home | Sitemap | Blog| Privacy | Disclaimer | Contact| About. Here are some steps you can take to troubleshoot and fix the problem: You could ohm out all the solenoid valves, inspect the flame rods for the correct voltage, or even replace the gas control valve altogether. Learn how to inspect and replace a water heater dip tube and solve the problems related to not enough hot water or sediment buildup. You can find a full list of error codes here. Heres what you can do: Code 12 signifies that the water heater does not detect a flame. In rare cases, Rheem tankless water heater code 76 may indicate a problem with the filter capacitor. Error code 61 should mean that you should check the fan motor, specifically that it turns freely as even a small restriction could be the problem. It may be the case that both the fan motor and the control board need to be replaced. Error code 12 means your tankless water heater fails to detect the flame. Next, check the igniter to see if it needs to be replaced. Rheem tankless water heaters have many error codes that make it challenging to pinpoint the exact cause of each error. Of course, the internet is likely your go-to resource for any current information relating to your Rheem tankless water heater. These two, if work out of order, can cause improper combustion inside the machine. The Rheem tankless water heater code 76 may be caused by a defective remote control, faulty remote control wiring, or a faulty filter capacity. Remove the panel cover and locate the reset button behind the insulation. One potential reason is a defective remote control. So, follow the troubleshooting steps we mentioned to clear the error message. Heres how to do it: This should allow the device to fully reset itself, and you might find the error code has magically disappeared. I was told to check the flue, gas, is it plugged in, who installed it. See the symptoms of How to fix water hammer problem in pipes. Use a paperclip or similar object to press and hold the reset button for 3 seconds, then release it. If needed, replace it with a new one. Check the pressure and adjust it accordingly. I guess the PA error code is a air conditioner related fault code. However, even the best tankless water heaters sooner or later may stop working or be affected by other What is Rheem Tankless Water Heater Code 11. Replacing the filters capacitor should solve the Rheem tankless water heater code 76 error and restore communication between your remote control and the water heater. There may be something blocking the inlet or outlet of the unit. callback: cb c. Remove one ceramic heater plug. Understanding the symptoms to look for will make it easier to fix the error. One for the hot side and another for the cold side. You will see a number that is flashing on the display, which will be accompanied by a beeping sound. Should the heat exchanger keep a temperature of 207 F for a period of longer than 15 seconds then error code 15 may occur. Make sure all of the above components are properly installed and secured before trying to use your Rheem tankless water heater again. Next, you need to remove some wires that come in the way like the blower motor wire, flame rod wire connectors, over wrap film plug, and others. Before you do ask for extra help, find out what the error code means and you may be able to solve it without making a service call. Check the flame rod itself to see whether there are defects. Another fault could occur with your ambient thermistor which is the combustion air temperature sensor. Error code 35 should require you to inspect each of the thermistor connections to the control board as they should all be securely connected. If the water heater comes on, then the remote controls wiring is at fault. Take the time to remove any obstructions from the venting as well as where the vent terminates outside. If using propane gas, make sure that the propane tank has enough gas. A clogged condensate drain line and incorrect condensate line piping are the common causes to block the drainage system. To fix this issue, you need to slow down the flow rate. RINNAI TANKLESS - Prices have dropped and there are decent deals to be had now!. Once you clean or change the blower motor, follow the steps in reverse to reinstall the blower motor. Err01/Err03 - Control Board not receiving signal from switch, or motor is malfunctioning. Problems with the combustion can also be caused by the flame rod though this should only display on an indoor Rheem tankless water heater system. The flow meter sensor is also referred to as a water temperature sensor. Cause: Most of the time, the water heater doesn't start because the hot water tap is not fully open, so the water flow is low. If done correctly, you should hear a click when you release the button. The unit will throw the error code e51 if the gas inlet solenoid valve is at fault. Call the service if none of the steps taken above works. Check for an operational igniter and for any damage to the igniter wiring harness. Finally, clean or replace the inlet screen if it is dirty or clogged. Obstructions could also result in error code 14 though if you cannot find one then consult a professional to troubleshoot the fault. Manage Settings Tankless water heaters generally last considerably longer than a tank-type heater, as they don't hold corrosive water for prolonged periods. Am I right? You can clean out the chamber yourself, but its best to call a professional to do it for you. The average water heater flood claim is $4,440 1. We and our partners use cookies to Store and/or access information on a device. You should consult with a licensed professional and check local permit requirements before starting any project. 5. Follow the descaling procedure to remove the scale build-up in the heat exchanger (there should be an error code). Step 1 and 3 plus b. As a basic inspection, start with verifying that there is water flow through the unit. There could also be loose or damaged connections on the wiring harness for the gas control valve which could set off error code 71. Why Does My Stiebel Eltron Tempra High-limit Switch Keep Tripping? By understanding these simple codes, you can keep an eye on your Rheem tankless water heater and make sure its always operating properly. Once you repair the damaged wiring, run the hot water tap to see whether the unit works or not. A faulty capacitor is usually the problem if the error code 76 flash persists after fixing the above two issues. There are a few different codes that can be associated with Rheem water heaters. 3 Common Causes (and How To, Troubleshooting Electrolux Dishwasher Error Codes, 5 Common Problems with Camplux Water Heaters. And this is how the blower motor looks like: Inspect the blower motor for broken fins or dirt or debris that gets stuck inside it. This neutralizer is specially designed to keep the drain condensate away from the water heater. Finally, check for blockages in the inlet filter and combustion fan. A tankless water heater can be a great addition to your home. What causes water hammer in a house and what makes pipes to vibrate and make banging, ticking and popping sound? If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. If checking that the fan blade is tightly fitted on the motor shaft and spinning freely does not work then you may want to replace the sensor. Consequently, this affects the communication between your remote control and the water heater. Rheem is a trusted American appliance brand that is close to 100 years old. Why is my Rheem tankless water heater beeping? We recommend you check for a broken wire or poor electrical connection. Check to make sure the gas is turned on at the water heater, gas meter or tank. Connect a jumper wire to the remote terminal on the printer circuit board and try powering on the water heater using the remote control. Otherwise, you need to change the PCB. If your Rheem tankless water heater has been running continuously for over an hour you should look to reset the system. How to use a diagnostic system to repair a faulty heater. If your water heater comes on, we bet the culprit is the remote control itself or the wiring between the remote control and the tankless unit. A defective flow meter sensor, broken wire, and poor connection are the culprits that trigger the error code E4. Before you make a service call for error code 51, check for any loose/damaged terminals on the wiring harness for the gas control valve. If fault re-occurs book service call. Hi there, i am Eugene - an experienced HVAC / appliance technician.