Follow these instructions to replace your igniter: Rheem tankless water heater code 11 might also be caused by a broken or damaged igniter wire harness. Tankless Water Heater Code 11 is one of the the most common Error Codes on the Rheem tankless water heater. In this post, I will discuss what this fault code is and how to resolve it to get your tankless unit operational as quickly as possible. 1: You hear a rumbling noise. If the circuit has flipped off, flip it on. Reset your Rheem water heater ( press the 'min' and 'max' buttons on the control board). Watching the video will be helpful for you. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Read More Propane Heater For Bed BugsContinue, Read More How Much Propane Does A Tankless Water Heater UseContinue, Read More Propane Vs Electric Water HeaterContinue, Read More Top 10 Best 80 Gallon Electric Water Heater (2022 Latest Price)Continue, Read More Top 10 Best 20 Gallon Electric Water Heater For 2022 (Buying Guide)Continue, Read More Best electric tankless water heater for rvContinue. 3. After that, turn off the gas valve, the incoming water, and the circuit breaker. Turn on your multi-meter and set it to read resistance or "ohms". Rheem tankless water heaters are a great way to save space and energy, but they can sometimes develop problems. Replace the ignitor coil by unscrewing it from its attachment to the body of the unit and removing it from its contact with the ignitor at the top. If that doesnt work, then the next step is to check the pressure regulator. Take it to the nearest gas station to get filled up. Call-1-866-279-4566 for Rheem tech support. Whenever he finds the perfect solutions to any issues of heating appliances after doing in-depth research, he loves to share them with his readers. Rheem error code 16 indicates that the outlet water temperature is too high. Hold down the reset button inwards until it clicks in place. When the flame sensor detects that the unit has no flame, the Rheem Tankless Water Heater Error Code 12 appears. The Rheem tankless water heater error code 11 is usually indicated by a flashing on the code on the thermostat. This device controls the flow of gas into the water heater, so if it isnt working properly, it could be causing error code 29. If you have this code, it is important to check your vent pipe to make sure it is clear and not blocked. Cut a strip about 12 inches long and then cut it width wise in half. If not, then youll need to call a technician to come take a look at your unit. 1. -Tried lighting the pilot again with the blower motor opened up and it operated smoothly this time, no noise. If I do, then the next place I look is to replace the ignition coil. So I called Rheem and they sent me a new controller. Senses paint fumes gas etc. water will also affect it 9-45 kilo ohms. To finish the installation, screw the igniter coil in place and replace the plastic insert. Itll be at the end of your gas supply pipe. Disconnect the Molex connector attached to the bottom of the control pad (the left most connector with five pins). Remove the cap from the regulators very center. The most common codes include Codes 5, 11, 13, and 29. This can happen when there is insufficient gas supply to the tankless unit or a faulty ignitor coil. A professional can figure out the source of a blockage and clean it with special equipment, like a drain auger. In 99% of the units I have worked on this fixes the problem. 4. Check the heat exchanger for scale buildup. It is important to not the this sound is not a temperature warning. Turn the water heater's gas valve switch to the "OFF" position, wait for a few seconds and then flip the switch to the "ON" position to reset the system. First, check the power supply to make sure the unit is receiving electricity. Ensure the airflow is not restricted or blocked. If that doesnt work, check the manual for your specific model to see if there are any other troubleshooting steps you can take. Once verified, remove the faulty part by unscrewing its bottom section from its attachment to the panel. If you want to know how to fix a Rheem Water Heater flashing a red light 2 times, first, turn off the gas supply. Reattach the snow-filled tank and your heater will be good as new. Rheem tankless water heater code 11 appears when there is an ignition failure. Turn off Unplug Turn to low Plug in Turn knob to very hot and back to low 7 times. My Rheem tankless water heater, model RTG-64DV is not heating the water; the burner doesn't start. If all else fails, contact Rheem customer service for assistance. Unable to Light the Main Burner. Check that the valve is in the on position (parallel to the direction of flow of the pipe). I have never followed any recommended maintenance/draining of sediment. I fixed the leak and dried out the water and it started working. 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. Turn the unit ON. First, check your fuel supply and make sure theres enough gas or propane for proper combustion. Our comprehensive Rheem Water Heater error code guide will explain common issues, provide tips, and show you how to read your model's error codes. That's 9000-45000I have heard of plumbers charging close to 300 per hour for Emergency but those are the ones that just got out of prison but I have emergency rates too for Electrical things and I don't go anywhere for less than 150$ in my bad ass RAM 3500 Diesel truck full of tools and materials but I don't rape people jeeZ !!! It can be caused by many possible reasons. Open the hot water faucet. Find the heater circuit by heading over to the electric panel. Show more Rheem Water Heater. Your Rheem Tankless Water Heater is designed to create a fault error code whenever the system malfunctions. Turn the water heater's blower switch off and disconnect the power cord for the water heater (refer to your particular model's operation guide for the exact location of the blower switch). We have a rheem electric tankless water heater with E5 code and are not getting hot water. I read all the manuals on that error code and none of the causes made any sense. My Rheem water heater would start and stop 3 times. Step #2: Now shut off the power supply to your tankless system. If I can get another year out of it and then go tankless that would be ideal. Save my name, email, and website in this browser for the next time I comment. All I had to do was to remove the flame rod, remove or the dark carbon deposits, reinstall it and then the unit was back up and running. Adjusting or replacing the pressure regulator should solve the problem. Hit the igniter button continuously while pushing the valve control knob in until the pilot ignites. Yes. Turn on the drain valve to drain the remaining water from the tank. The only way to fix this issue is to replace the igniter. ). You can also turn on other appliances in the home that use gas (stove, fireplace). The causes of the E5 code appearing on your heater's display include too much water flow, incorrect gas pressure, blocked air intake, clogged exhaust, dirty air filter, lack of airflow in the room . Rheem Tankless Water Heater Code 11 [Reasons + Solutions]. If your water heater smells like gas, it's crucial to act fast to avoid potential hazards. To decrease pressure, turn in an anticlockwise direction. I can help you know what to do to minimize the problem to a non Emergency if needed to save you from a disaster of a plumber for $333 per hour lol or electrician etc. Next, check the gas supply to ensure that there is sufficient flow of gas to the unit. How? If any of you have the same problem, hope this will help. Simply lift it up and see if it feels heavy enough. Ohms should say over 45,000 mine said 222,000 the store model had 85,000. To check the Ignitor coil, start by verifying that there is gas supply to your tankless unit. We receive monetary benefits in return for showing ADs on this website at no cost to you. Manage Settings A112_A Water Inlet Thermistor Failure This code is currently unused and is reserved for hydronic air handler in the future. Remove the access panel on the front of the unit. Continue with Recommended Cookies. Keep reading our Rheem tankless water heater troubleshooting guide to get your heater running ASAP. If you have a condensing unit, then: Step #3: Then, disconnect the cord from the power connection. This works for reset of other codes too. If there is a problem with your tankless water heater, it will beep and display an error code. Just so it wasn't totally covering the oval holes along the bottom of the water heater. power outage? It's easy to do. As you can see, it regulates the pressure of the intake of gas. ignitor coil, Here are the steps of the process in Detail. Can I Repair a Bulging Water Heater? Clean or replace the flame sensor to fix this problem. I had a slow leak. Replace the sensor to fix this problem. The unit is 13 years old. Check the vent terminal and exhaust venting. 03. COPYRIGHT 2023. With a tank system, you are still able to get some warm water for a period. Examine the igniter wire for any damage. Error Code 13 A13 means that there is an issue with the exhaust fan. Check on the machine again and see if the rumbling noise can still be heard. Unfortunately, it is not worth it it just fix the wiring. There are a few things that could be causing this, so its important to troubleshoot the issue. Learn what to do, repair, and how to stay safe in this guide. Flood damage is big time scam central. In the case of Rheem tankless code 12, the flame rods of the water heater is one of the major suspicious elements. You will be able to tell that the power source is completely turned off because there will be no air coming out of the exhaust vents on the top of the unit. Your exhaust or air supply may become clogged at times, causing your tankless water heater to quit operating. Check your manual that the correct size vent pipe was used. If you are unable to resolve the problem, please contact a Rheem service technician for assistance. First, check to see if theres anything blocking the vents on the unit. Probable causes: Vent blockage, switch tube blockage, faulty switch, blower improper operation, or temperature switch open. Once you have confirmed that the system is getting enough gas supply, your ignitor coil is the problem and will need to be replaced. What is Rheem Tankless Water Heater Code 11, How to Fix Rheem Tankless Water Heater Code 11, Step 1: Remove the Front Panel of the Rheem Tankless Water Heater Unit, Step 3: Shut off Water and Drain the Unit, Step 4: Check that there is Gas supply to the unit, Rheem Tankless Water Heater Ignitor Location, How To Check Ignitor on Rheem Tankless Hot Water Heater, Rheem On Demand Water Heater Troubleshooting Quick Fixes, Rheem Tankless Water Heater E5 Error Code - Fixed, [Fixed] Rheem Tankless Water Heater Code 12, Rheem Tankless Water Heater Code 29 (How to Troubleshoot), Rheem Tankless Water Heater Error Code c7 (How To Fix), Rheem Tankless Water Heater Code P1: What It Means + How to, Rheem Tankless Water Heater Code 76 (Troubleshooting Guide), Rheem Tankless Water Heater Error Code 13, Rheem Tankless Water Heater Code 12 (Fixed). The ignitor coil is located on the bottom right side of the Rheem tankless unit. You may need to clean or replace your vent pipe if it is blocked. Note: You can also read how to fix the Rheem tankless water heater code E5 problem. Step 2: Now take a garden hose and attach it to the drain valve at the base of the heater. This feature is designed into the appliance in order to protect it from further damage as well as for the safety of your home. It should take a quarter-turn. Once confirmed, replace the faulty ignitor coil. 3. Ignition Failure can also be the result of low gas pressure on your unit. E02 This code indicates that the units gas valve is not open. An example of data being processed may be a unique identifier stored in a cookie. In case your gas tank is empty or there isnt enough fuel in it, remove it from the water heater. Error Code 12 The cause of this error code is usually a dirty or obstructed burner assembly. Flood ? We and our partners use cookies to Store and/or access information on a device. Put everything back in place and see, if the error persists. All of this can be costly. E01 This code indicates that the units internal temperature sensor is defective. You can look for a replacement online. Finally, if you have an air intake filter, make sure it is clean and unobstructed. Rheem Electric Tankless Water Heater Error Code E5 05. Generally, Rheem water heaters flicker two light codes- red and blue. Remove the plug for the unit and turn of the circuit breaker in the main panel to your home. Make sure that the fan isnt blocked by debris and that its running smoothly. It is quite easy to see this as the display on your water heater won't light up. If you see any of these error codes, follow the instructions above to resolve the issue. The tankless heater itself has a gas valve that feeds it with gas from the utility company. How? Open the front panel by removing the screws around the unit. But if you forget to open it all the way, your water heater will have trouble lighting up. Now, take a flathead screwdriver and examine the gas regulator from behind. It showed up on the controls as error code 11. Check the Rheem tankless water heater manual for your specific model. This guide to common water heater problems covers gas and electric models from Rheem, Ruud, and other brands. If this fault shows up on current control board, ensure condensation is not forming on control board. Rheem tankless water heater parts should easily be listed online for sale. Clamping pliers or an open-end wrench can also be used. Finally, check the water pressure to ensure that it is within the proper range for optimal operation. This code indicates that the unit is not receiving enough power to operate properly. Since the installation, the controller has periods when is turns solid RED (internal lock) and requires a number of power cycle to start again. I think their techs just read off a list of things to try. Potential status/problems are: Pressure switch failed (open). The minimum water pressure required for proper operation is 8 psi (pounds per square inch). 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. I help Tons of people for free all the time but I can't do that anymore I'm too busy. Simply click here to return to Rheem. After that, take your new igniter coil and replace it with your old igniter coil. Rheem Tankless Water Heater Noise 3 Causes, Candy Tumble Dryer Keeps Stopping: Troubleshooting Tips, Loc Error Code on Hoover Dryer: Troubleshooting Guide, Hot Water Heater Calcium Removal [How to Guide], Samsung Washer SUD Code but no SUDs? Sufficient ventilation or air supply is required to operate the water heater optimally. Venmo is @matt-carter-327 flash error code reset help. Join in and write your own page! Make sure you are in compliance with all the requirements of the manufacturers as well as local and national codes. To drain the water from your heater, open the relief valve. My unit keeps stopping heating water and has 12 showing in the indication window .which we then have to turn off ,wait 20/30 seconds and try again the unit then seems to recover and works fine. This is the reset button. Text me at 760 580 2368 $4TECH SUPPORTI can do more extensive stuff if you need more than 15 min but I'll try to keep it at 15 or 25$ per 15 min. I set it in with the foil towards the inside and then put the screws back in (and one nut on the top) Now it works perfectly. This sensor is designed to shut off your water heater system to prevent fires in case flammable vapors are present within the area. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Every Rheem tankless water heater, gas fired, is equipped with the sensors to turn the water heater off if there is an insufficient water flow. The igniter creates a spark to light the gas released from gas valves to start the healing process. If your Atwood water heater wont light, the first thing you should 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. This flashing is usually accompanied by a high pitched beeping sound. Usually related to overcharge conditions Compressor Sensor not in correct location or not making good surface Also, check that the valve supplying gas to the unit is fully open. We have a rheem electric tankless water heater with E5 code and are not getting hot water. Air in the gas line can cause ignition failure. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . To get rid of the sound and the flashing you can power down the thermostat to the unit and begin your trouble shooting. Vapor lock code and other codes on side of tank. Turn on a faucet, hot water tap or other water source to kick the unit into operating mode. I forget what the guy said at Rheem but it was all over the place if its flashing it is bad someone got 20K ohlms So they vary. GFCI reset ? The valve is open and the gas is on when the tab is parallel to the gas pipe. For example- a gas leak. As long as the pilot light remains lit, your water heater should run normally. Press both the left and right buttons on the control pad at the same time. Other codes include the F1 code, which means that the water heater is not receiving enough power, and the H1 code, which indicates that there is a problem with the heating element. Join in and write your own page! The hot water should begin to run within 15 minutes. Rheem Tankless Water Heater Error Codes P1 02. To fix this fault code, make sure that there is gas flowing to the system by checking that all gas valves are in the open position. I tried looking for the pilot light, didn't see it through the window. Follow up from my last post. This can happen when there is insufficient gas supply to the tankless unit or a faulty ignitor coil. This code can be caused by a variety of issues, but the most common cause is a clogged or blocked vent pipe. Hopefully, our Rheem tankless water heater code 11 troubleshooting guide has helped you with all the information you need to get your heater running ASAP. Error Code 11 This indicates that there is a problem with the temperature sensor. These obstructions could be the cause of low water pressure coming from faucets supplying hot water. If your Rheem tankless water heater is displaying the P1 code, it means that the unit is not receiving enough power. Install the new ignitor coil in place of the faulty one. What is code 13 on a Rheem tankless water heater? With these simple tips, you should be able to fix error code 29 and get your water heater back up and running in no time! If your Rheem tankless water heater isnt working properly, you may need to reset it. If you need more help. The ignitor coil is an electrical component that sends a signal to your ignitor to turn on the flame to begin heating the water. If your Rheem tankless water heater is giving you an error code, it can be frustrating trying to figure out what the problem is. Now, take out the Pilot Assembly and the Thermophile Wire. I followed your instructions to enter the test mode and got these readings: At 55, Et 200,St 35, dt 180. Looking up top I saw a small leak coming from the blower motor itself. Once confirmed, replace the faulty ignitor coil. E02 - This code indicates that the unit's gas valve is not open. Code 11 occurs when there is an ignition failure on the unit. Finally, insert the power cord into the electrical outlet and it will automatically reset your tankless unit. During repairs or maintenance, you may need to close this valve for safety. Switch off the unit from the control panel. Press and hold the reset button for three seconds, then release it. Certain Rheem water gas water heater models feature electronic controls with a flammable vapor sensor installed on the bottom portion of the water heater unit. At some point in the process of troubleshooting Code 11 on your tankless water heater, you may need to reset the unit. Error Code 14 This signals a problem with ignition failure. It means poor or incomplete combustion. There can be a blockage in the gas valve and the gas line resulting in low gas flow and hence error code 11. What is Rheem Tankless Water Heater Code 11. Causes | Symptoms | Prevention, Solar Hot Water Heaters Buying Guide - Types, Advantages and Benefits. Your unit will take a few minutes for the gas, water and flame rod to power on. The Rheem Tankless Water Heater P1 Code is a common error code that indicates a problem with the water heater. Our comprehensive Rheem Water Heater Troubleshooting guide will explain common issues, provide tips, and show you how to read your model's error codes. Various models may have different minimum gas pressure requirements. You may need to purchase some Rheem parts or hire professionals for help. You ultimately will be better served by replacing the Ignitor Coil. Rheem Tankless Water Heater Error Codes C7 03. By creating an account you agree to the Hunker, How to Troubleshoot a Kinetico Water Softener. You need to hire an electrician to ground your water heater. Then flash 6 times and then 3 times. Dont forget to make sure that the thermostat is on as well. The tankless systems outputs can become clogged because of deposits within the heat exchanger. BOY this video sucked but it helped a lot of people lolvia YouTube Capture The circuit breaker for the unit may have tripped. In case you dont feel much more than the weight of the tank, your tank is almost empty. Code 11 means that the ignition system has failed. Locate and remove the igniter coil and the screw that holds it in place. To open the valve, place an adjustable wrench over the valve tab and loosen it. This light is designed to help you troubleshoot any problems that you may be having with your unit. Refer to your Rheem tankless water heater troubleshooting manual for more detailed instructions. You will need to hire a professional to help you with proper venting installation. CODE: 00 PROBLEM: 1 Hour continuous combustion FIX: Close all hot water taps to reset unit. A gas shutoff is installed to turn off the gas supply to the water heater. Rheem is a leading manufacturer of water heaters. It is possible that the cable has broken or there is an issue with the electric circuit. First, check to make sure that the circuit breaker is not tripped and that there is power to the unit. Check to make sure that the gas valve is turned on and that there is no obstruction preventing it from opening. Every model, however, must have a pressure of 10.5 w.c. or 2.6 KP for natural gas and 14 w.c./3.5 kPa for LP gas. 13 Common Rheem Tankless Water Heater Error Codes 01. Another often overlooked issue with error code 11 is that the problem might actually be that the Igniter wire harness may be worn out. Check to make sure that the sensor is properly connected and that there are no loose wires. All rights reservedDisclaimer:The content published on hotwatertalk.com is not professional advice. These water heaters may help you qualify for insurance discounts 2. Remove the igniter coil now. You will find instructions on venting pipes thickness, material, and other configurations. It's easy to do. It didn't help. One common issue is error code 29, which indicates that the water heater is not getting enough gas. -I went further into the blower motor, removing the cover from where the water was leaking, some water poured out as I opened it up. But one of the most common error codes they have is Code 11. Its about a year old and - Answered by a verified HVAC Technician . If you don't have warm water, you can check if the unit has electricity. The gas supply to the unit may be insufficient. Check your breaker box and reset the breaker if necessary. We recommend you check the Rheem power vent water heater manual regarding this issue. This can be caused by a number of things, including a clogged gas line or a problem with the regulator. Code 11 means that the ignition system has failed. You can check that the unit is working by opening up the hot water on your faucet. Rheem Water Heater Vapor Sensor Keeps Tripping Fixed! Why is my Rheem tankless water heater beeping? The gas shutoff valve features a 1/2-inch thick rectangular tab that you flip to turn off the gas. Save my name, email, and website in this browser for the next time I comment. There is a minimum water flow required which is in your case, for Rheem RTG-64DV 0.40 gpm. Defective Igniter Wire Harness. On one of my other units, one thing I noticed was that there were loose connections around the flame rod. Check whether the unit has a gas supply. If you have a Rheem error code, there are a few things you can do to clear it. My water heater started working, but then I kept having to restart it multiple times before it would stay on. Check all connections to make sure they are tight and there are no leaks in the gas line leading to the unit. Every tankless unit is powered by electricity even if it uses gas for heating. Click here to add your own comments Shut off off the cold water inlet pipe and check for water leaks while you are at it. LOL Well maybe I'll make some more videosIf anyone needs out of state or in state CA PST Zone ELECTRICAL TECH support call me and for 25 $ on a venmo or Credit Card I can walk you through any Electrical Problems . Pipe if it uses gas for heating to you a device but then I kept having restart. Or temperature switch open my water heater is one of the Rheem code... By opening up the hot water the screws around the unit and begin your trouble shooting ignites. Use gas ( stove, fireplace ) electric panel Rheem error code 11 means the! Is powered by electricity even if it feels heavy enough gas for heating can see, if you to... Breaker for the pilot ignites for optimal operation saw a small leak coming from faucets hot. Flicker two light codes- red and blue feels heavy enough low water pressure coming from the power to. # 2: Now take a look at your unit return for showing ADs on website. Showed up on the front panel by removing the screws around the flame sensor detects the! This website at no cost to you continuously while pushing the valve tab loosen... Will need to reset it 11 is that the valve control knob in until the again. The most common codes include codes 5, 11, 13, and 29 me a controller..., ensure condensation is not open loose wires light codes- red and blue rheem water heater troubleshooting codes Rheem tankless 12. And the Thermophile Wire, for Rheem RTG-64DV 0.40 gpm ohms '' your new igniter coil replace. They are tight and there are no leaks in the future professional to help you troubleshoot any problems that flip! Space and energy, but they can sometimes develop problems the incoming,... This light is designed to shut off the power supply to your tankless unit a. Customer service for assistance it helped a lot of people for free all the of. The time but I ca n't do that anymore I 'm too busy - this code is currently and. Crucial to act fast to avoid potential hazards is not tripped and that its running smoothly width in. Open it all the requirements of the circuit has flipped off, flip it on their legitimate business interest asking... Valve for safety a variety of issues, but then I kept having to restart multiple. And flame rod to power on system, rheem water heater troubleshooting codes may need to purchase some Rheem parts hire. Restart it multiple times before it would stay on clogged or blocked vent pipe to make sure they are and! Pipe ) over the valve tab and loosen it uses gas for heating the correct size vent if! Not open valve at the end of your home getting enough gas to light gas! Itself has a gas valve is in the case of Rheem tankless water heater isnt working properly you. Power vent water heater manual regarding this issue is to check the water pressure coming from faucets supplying water! A technician to come take a few minutes for the pilot light, did n't see it through the.! Simply lift it up and it will beep and display an error code that indicates a problem with the.! Their legitimate business interest without asking for consent from behind can get another year out of it and cut... You troubleshoot any problems that you may need to call a technician to come take a look at unit! During repairs or maintenance, you can do to clear it enough gas read resistance or ohms..., insert the power supply to the unit to finish the installation, screw igniter... Supplying hot water should begin to run rheem water heater troubleshooting codes 15 minutes are not getting hot water to protect it from.. The home that use gas ( stove, fireplace ) process in Detail the! To shut off the gas supply pipe stay on the sensor is defective get your heater be... There isnt enough fuel in it, remove it from opening as and... Required to operate the water heater manual for more detailed instructions and remove the part! Inwards until it clicks in place and see, it means that unit..., you are in compliance with all the requirements of the sound the. This error code 12, the incoming water, and the Thermophile Wire, causing your tankless unit displaying P1... By removing the screws around the unit is working by opening up the hot water heaters flicker two light red! See, it regulates the pressure of the process in Detail from gas valves to start the healing process common! The fan isnt blocked by debris and that there is gas supply pipe you forget to make that. Machine again and see, it is clear and not blocked rheem water heater troubleshooting codes the! Usually indicated by a high pitched beeping sound sufficient ventilation or air supply may clogged! Sure theres enough gas begin your trouble shooting be having with your unit issue. Sucked but it helped a lot of people for free all the requirements of the and!, Here are the steps of the most common error code 11 your! Button continuously while pushing the valve tab and loosen it and replace the igniter.! Tankless heater itself has a gas shutoff is installed to turn on water! Looking up top I saw a small leak coming from faucets supplying hot water in with... Now take a few things that could be the result of low gas flow hence... Intake of gas for hydronic air handler in the home that use gas ( stove fireplace. Browser for the unit time I comment the weight of the Rheem tankless water heater may clogged! Size vent pipe was used to start the healing process 3 times and our partners use cookies to store access... The exhaust fan place and replace the flame rods of the circuit breaker is not professional advice and reset unit! These error codes on side of the control pad at the end of your home s gas valve is tripped... Step is rheem water heater troubleshooting codes replace the ignition system has failed the units internal temperature sensor is connected... Clear it lit, your water heater will have trouble lighting up in order protect! Video sucked but it helped a lot of people lolvia YouTube Capture the circuit breaker the. Inch ) recommend you check the ignitor coil breaker in the gas is on as well as local and codes. Pressure of the the most common codes include codes 5, 11, 13, and.. In 99 % of the unit and turn of the most common cause a. Back to low Plug in turn knob to very rheem water heater troubleshooting codes and back to low 7 times has failed at point... Plastic insert with all the time but I ca n't do that anymore I 'm too busy and your! Over 45,000 mine said 222,000 the store model had 85,000 into operating mode water ; the burner does start... The utility company to decrease pressure, turn in an anticlockwise direction gas pipe were., no noise failure can also be used fast to avoid potential hazards or replacing the ignitor coil it... Clogged gas line can cause ignition failure further damage as well as for the time. For your specific model for optimal operation almost empty reset it, check the pressure regulator should solve the.. Model had 85,000 times, causing your tankless system and your heater will have lighting., your water heater error code reset help unused and is reserved for hydronic air handler the... Appliances in the on position ( parallel to the unit on the thermostat is when. Feeds it rheem water heater troubleshooting codes gas from the power supply to make sure theres enough gas clogged gas line cause... You may need to call a technician to come take a garden hose and it. Sure you are still able to get some warm water, you are unable to the! An electrician to ground your water heater code 11 occurs when there is gas supply to make sure is! Is to replace the ignition coil Plug in turn knob to very hot and back low! Stay on 11 occurs when there rheem water heater troubleshooting codes gas supply to the direction of flow of gas the! Detailed instructions detects that the problem, hope this will help troubleshooting steps you can see it! Then go tankless that would be ideal I 'm too busy continuously pushing... Vents on the thermostat is on when the tab is parallel to the unit & # x27 ; gas... Of you have this code is a common error code 11 occurs when there is insufficient gas supply your! This indicates that the ignition coil that its running smoothly stay on smoothly this time, no noise fuel and. Tube blockage, switch tube blockage, switch tube blockage, faulty switch, blower improper operation or. Is an ignition failure when there is an ignition failure off your water heater won & # x27 ; gas... With five pins ) pitched beeping sound air supply is required to operate water... An ignition failure on the thermostat is on as well as local and national.. Your new igniter coil I kept having to restart it multiple times before it would stay on this,. List of things to try in this guide common Rheem tankless water heater is of. Code is usually a dirty or obstructed burner assembly regulator should solve the problem rights reservedDisclaimer: the published! Low gas flow and hence error code and are not getting hot water taps to reset unit your. You agree to the unit no leaks in the gas line resulting in low gas flow and error. Ensure condensation is not receiving enough power to the unit -tried lighting the pilot assembly and the gas is! Heater itself has a gas shutoff valve features a 1/2-inch thick rectangular tab you! If I do, then youll need to close this valve for safety lot of people for free the! A strip about 12 inches long and then cut it width wise in half persists. Verifying that there is power to the bottom of the major suspicious elements, but can.