Reason: Remote Control Communication Fault. No spam, we promise. Replace PCB. That said, there are solutions to these causes that are easily applicable. Use the information below to determine what your error code means, and how to clear it. Keep reading! If you do not feel comfortable performing this yourself then you can contact a professional to do it for you. This code indicates that the unit is in standby mode and is not providing hot water. For example, blinking the status light 7 times every 3 seconds will indicate different problems determined by the color codes. Deaths, injuries, and property damage from consumer product-related incidents cost the nation more than $1 trillion annually. Faulty wiring could also cause this code. 4330 East-West Highway Bethesda, MD 20814, Contact Us: 800-638-2772 (TTY 800-638-8270) h Then you can make sure that the water temperature and heating elements of the water heater are also correct. Reason: Poor/Improper Combustion due to the flame rod. Replace fan motor. When the thermistor control circuit board gets damaged, then its time to replace it. My Rheem Solar Hot Water System is showing a fault code. Clean or replace the neutralizer and reconnect it to the tubing. Note: there are other possible causes of this error code. If you find any, clean them and flush the system. You should hear a confirmation click. CODE:05 PROBLEM:Imperfect Combustion AlarmFIX:Clean air inlet filter. But they are not as frequent as those on the list. Ohm out solenoid valve. Federal law prohibits any person from selling products subject to a Commission ordered recall or a voluntary recall undertaken in consultation with the CPSC. If your heater is not more than eight months old, it couldnt have accumulated enough smoke to cause a sensor block. If you are looking for a warranty on your Rheem tankless water heater, please check out this link. This code indicates that you need to service or clean your water heater. It is a necessary step after fixing any diagnostic problem. If the water is hot, open and closes the valve several times to ensure that the water is not turned off inadvertently. } But like any other piece of technology, they develop faults. The thermistor is located at the bottom of the control board. However, before you do that, confirm that the blower motor is turning freely as it may still operate with a small restriction. Click Ok if you wish to continue to the website; otherwise, click Cancel to return to our site. A communication error with the remote control can result in error code 76. =t!Dm%&GIpxFE(=s Its worth noting that taking good care of your Rheem tankless water heater can prevent error codes, such as code 29, from occurring. However, both codes would only be displayed on a condensing tankless water heater. Rheem Tankless Water Heater Code E5 [7 Easy Fixes] 1. 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. California Power Companies Propose Fixed-Rate Charge Based on Income: Good or Bad? When an error code is displayed on the screen and before you call the service support, do the following to reset the system, which might fix the issue: Turn the hot water tap OFF. Bleed all air from gas lines. If you are working the water heater too hard, it will shut down, as this helps protect the electronics. Inspecting your heaters heat exchanger for scale build-ups or restrictions would be best. 1 After waiting several seconds, you can turn the valve back to the ON position and press the reset button. FIX:Check for clogged heat exchanger (scale buildup). In the rest of this article, Ill discuss the causes of Rheem tankless code 29. Consult your owner's manual to find out exactly where you need to look. listeners: [], The Flame sensor is usually at the front, just behind the panel cover. It is also worth cleaning out the filter at this point, as the buildup of sediment can lead to problems. Rheem Tankless Water Heater Code 76 (Troubleshooting Guide) 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. However, some models require that you install an app on your phone where you will receive these updates. jDylsl'{~?7em6R3 7kyW${~Q>dB"1bL >!qc,Z>_L_8cTiBA"bL232m)-K5`GWj| Related Error Code Pages:Rheem Air Conditioner Error Codes, Rheem Furnace Error Codes, Rheem Water Heater Error Codes. Finally, the heat exchanger should be checked to make sure that the fins, fan, and air intake all appear to be clean. If this does not correct the problem, inspect the fan motors and make sure they are not caked in dust, as this can trigger the error code. )~RT)EqpE3-b I a:*7@B@^s This control is able to monitor all aspects of the sequence of operations of the water heater and provide fault code . Again, there should be no obstructions to the airflow and the vent terminal should be clear. We will now walk you through some of the most common error codes and explain how you can address them: This code usually signifies a water flow issue. Make sure everything is reconnected properly and see if that addressed the problem. A very similar error code appears when the thermostat is set too low. 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. Whats more? The possible fix to clearing these codes are as follows: Diagnose and find the problem; only then can you apply the appropriate fix. Rheem Recalls to Repair Water Heaters Due to Fire and Burn Hazards; Sold Exclusively at Home Depot. With the proper guide to the diagnostics steps and the possible solution or fix to this problem, you have all you need to solve this problem. Why Does Air Conditioner Drain Make Noise in Sink? Dirty Air Filter 4. Press and hold the reset button for a few seconds. Remove the valve on this tube to drain the water. Locate the ventilation pipe in the setup. This fault may be caused by blockages to the heat exchanger, limescale build-up, or even a combination of the two. If you have a condensing unit, then: Clean the air inlet screen and the heat exchanger's fins. 2 gc Pipe dope may also cause a blockage inside the water flow control turbine. Download the manual from the Rheem support site and keep it with your Rheem unit. When the thermostat is stuck, it will not let water flow through, causing the pressure relief valve to open and the water heater to shut off. The Thermistor Circuit Board, located in the display, monitors the temperature inside the home. Ohm out motor winding. E+Qd+m * >;Af~O/32a .fc*kteG /SvWAb([A @aei).+b1*+?a_6D9M However, Ill advise you to get an expert to check the Rheem tankless water heater for issues before replacing a new flame sensor. Why My Carrier Infinity Thermostat has No Power? A simple check of all the connections in the gas supply to the burner will help you detect the problem. It can overheat the water heater, resulting in a problem in supplying warm water. Hence, it should be the first place to start. The fan motor should also have the right voltage and may be water damaged due to condensation. There is a good chance that the blockage could be due to an improperly installed vent. 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. What Size Heat Pump Do I Need for 2000sq ft Home. Using the fix helps to keep the system functional. Some simple issues can result in the water flow being low and you should be able to solve them yourself. There may also be blockages in the heat exchanger which should be removed. U.S. Consumer Product Safety Commission The control module is the main component of your water heater. You may also want to ensure that the altitude settings are correct for your location. Check fan motor for proper voltage. endstream endobj 81 0 obj <>stream 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. Rheem Tankless Water Heater Error Code 12 (This Should FIX it) The Rheem tankless water heater allows you to access instant hot water. CODE:21 PROBLEM:Malfunction of Air Intake Filter SwitchFIX:Make sure air filter door is properly seated. It is a significant upgrade to the version that uses tanks and delays water supply till its hot. This error is mainly due to a blocked heat exchanger. Press the power button for a moment, the code should be gone. If your water heater is shutting off, rather than just producing error codes, it could be possible that your hot water requirements are exceeding what the unit is capable of producing. Mainly E5 on a Rheem tankless water heater means a high water flow rate. CODE:24 PROBLEM:Malfunction of Operational SwitchFIX:Press max button on PCB to reset. Both error codes 80 and 81 suggest a problem with the gas cut-off valve. Clearing the error codes ensures you continue to enjoy this benefit and many others. It is a significant upgrade to the version that uses tanks and delays water supply till it's hot. Make sure to power off your heater, and disconnect it from the circuit breaker. Frequency shows that there is something wrong with the combustion process. Despite their outstanding reputation, sometimes users will encounter some technical difficulties. CODE:35 PROBLEM:Improper Thermistor ConnectionsFIX: Check that all thermistors are connected to proper connections on PCB. Check the plastic drainage tube emanating from the neutralizer at the bottom left corner. It happened a few times for me. #waterheater #rheem #electricwaterheaterDisclaimer\r\rOur videos are for entertainment purposes only. This error can be checked via two methods; checking that the front panel is installed properly and that the air filter door looks to be sealed correctly. Common error codes are that there is an issue with the gas supply or issues with the exhaust. In this case, it is also needed to be replaced to prevent any water damage. The consent submitted will only be used for data processing originating from this website. The reason is the thermostat in the heat pump is malfunctioning. 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. The control panel on the water heaters can overheat, posing fire and burn hazards. You should check the fittings and make sure they are secure. Ensure proper venting material was installed. I have a Rheem water heater that is currently displaying two error codes: A104 and A105. You should also check all pipes and valves to ensure there are no crossed lines or leaks. Obstructions could also result in error code 14 though if you cannot find one then consult a professional to troubleshoot the fault. The link you selected is for a destination outside of the Federal Government. To fix flow issues that do not show an error code, you will need to adjust the water flow into the water heater. The wiring for the flame rod may also be damaged, and the flame rod needs to have sufficient voltage. Ensure heat exchanger fins, fan, and air intake are not blocked. Reassuringly, it is difficult to repair any part of this control valve. 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. The water heater should be working properly again. Copyright 2020 - 2022 | All rights reserved. 1318 - Rheem and Ruud Heat Pump dB Level 1318 Technical Bulletin Next, check the control valve at the top of the tank. My Rheem Heat Pump is showing a fault code. Due to its filtering process, the neutralizer gets clogged by minerals over time. The flame rod wire should be connected and it should be free of any carbon build-up. There could also be loose or damaged connections on the wiring harness for the gas control valve which could set off error code 71. The rating plate is located near the bottom of the unit. Check that the program chip is properly installed and that the control board recognizes the right type of gas, which could be propane or natural gas. Turn off, or remove circulation pumps (unit is not designed for continuous operation with circulation systems). The thermistor should also be free of any limescale build-up and may require a clean. Rheem water heater error codes are short and simple. Check flame rod for proper voltage. Please visit www.cpsc.gov/commissioners to search for statements related to this or other topics. "HNqKHf!vqvhYi&d"zgaX~_ ?R4sdomMd%?3Wmz5]?? 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. 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. Carrier Infinity thermostats are high-end, programmable thermostats that allow you to control the temperature and other settings of your HVAC (heating, ventilation, and air conditioning) system. Check for an operational igniter and for any damage to the igniter wiring harness. The thermostat is probably stuck. If that doesnt fix the problem, replace your pressure relief valve. The Rheem tankless water heater code 29 may be caused by a low heat exchanger outlet temperature, a clogged neutralizer, a blocked heat exchanger, or a faulty PCB. You could try to inspect the heat exchanger thermistor or flush the unit and remove any build-up of limescale (see also What Is Limescale? ). This vent pipe serves as the exhaustion channel to remove the product of ignition and combustion from the system. You may not need to contact a qualified specialist to take a look as the error codes can be troubleshot by yourself. Resetting your water heater will bring its settings back to the default factory settings, which is usually enough to get it working correctly. Related Repair Pages:Rheem Air Conditioner Repairs, Rheem Furnace Repairs, Rheem Water Heater Repairs. event : evt, After pulling, remove the nuts that hold the sensor in place. CODE:12 PROBLEM:Flame Failure Ensure you have gas to the appliance. Replace PCB. This is relatively simple and can just mean shutting off all your hot water faucets. 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. You should refer to it before and after doing any maintenance. Replace PCB. Solutions include increasing the heat exchangers outlet temperature and unblocking the heat exchanger. The U.S. Consumer Product Safety Commission (CPSC) is charged with protecting the public from unreasonable risk of injury or death associated with the use of thousands of types of consumer products. Heres how: Its important to note that replacing a defective PCB can be pretty complicated for those unfamiliar with water heater components and their functions. Blockages in the heat exchanger usually happen if you dont clean it regularly. endstream endobj 3 0 obj <>stream FIX:Ensure gas type and pressure is correct. The most typical problem with a water heater tends to be a water leak which can be common due to how many components come in contact with water. If you do not have an Ohm meter, you can use a piece of wire or a piece of paper to approximate the readings. Error code 99 can indicate that there is a blocked flue fault that is causing the blower motor to be unable to vent. It would help if you also. 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. window.mc4wp.listeners.push( != +7npRAi4YXR"jY!i S3/3NYX Turn OFF the remote control. callback: cb There are multiple reasons why you might need to reset your Rheem water heater. Press min button on PCB to reset. { Moreover, knowing what causes the error allows you to fix it properly. This is another fault that you may want to check with a professional. If the water heater is new, check the wiring harness. 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. Rotate the thermostat to achieve your desired water outlet temperature. (function() { CODE:79 PROBLEM:Fan Motor Current Fault FIX:Ensure fan motor will turn freely. Now digital readout is blinking with what I suspect is a diag read more.. fanfiction fifty shades evil kate. A downflow furnace is a type of heating system that uses a furnace to heat air, which is then distributed throughout the home or building through a system of ducts. 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. Check the hose and ensure a gas passage from one end to the other. Find many great new & used options and get the best deals for Rheem RTEX-18 Electric Tankless Water Heater - Grey at the best online prices at eBay! Locate the Printer Circuit Board and unscrew the screws. Downflow Furnace With a Coil [Use Properly, Pros, Cons], What is Old Boiler 52? If you are unable to set the thermostat correctly, you will also see a red light (not working). 03Mar2015 13Apr2015, A0114XXXXX to A5214XXXXX Rheem introduced the Super Sentinel electronic control in February 2014. Check for a foreign materials in combustion chamber and/or exhaust piping. You can check the status of your heating elements by turning off the power and opening the access panel on the water heater. Rheem water heaters feature programmable display screens. It is essential to avoid fire accidents. Check for restrictions in air flow around unit and vent terminal. Your email address will not be published. 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. The problem with the heat pump will make the system fail. Check the remote control for a Maintenance information 4y display. Draining the Water Heater In order to drain the water heater, turn off CAUTION: Shut off power to the the cold water supply. In most cases you can diagnose and address the issue yourself; however, if it is a persistent problem that you cannot fix, consider speaking with a professional or reach out to Rheem and speak with its capable customer service representatives. If any of the thermistors are open, the circuit will not work and the error code A105 will appear. Old Boiler 52 seems to be a collection of antique boilers, as well as various other types of industrial furniture. However, you can also find a wealth of information from the owners manual which will be specific to your model of a tankless water heater. Linking to this external site does not constitute an endorsement of the site or the information it contains by CPSC or any of its employees. Addressing the issue will remove the error code. Heres What We Found, Why Would Someone Run Their Air Conditioner in the Winter? The Rheem RTEX took the place of a Bosch tankless water heater - the wiring was identical - two 40 amp breakers - 240 etc. No injuries have been reported. One such product is poisonous carbon monoxide. Knowing what each error code means can save you from having to make a service call and can give you peace of mind about how serious, or not so serious, the problem is. This issue may cause the Rheem error code 29 because the water cant reach its desired temperature before being released through the outlet. Where is the Reset Button on a Rheem Hot Water Heater? :Pxw=1?_=P You need to make sure that you have the manual at all times since this manual contains your warranty information, and other important tips to keep your water heater running without problem. The chart on the package should be used to confirm the correct reading. Make sure that you set the thermostat at the correct temperature first. It is recommended that the thermistors be replaced if get faulty. Get an Ohm reading on the thermistors by holding a meter in the air next to the thermistors. Ensure flame rod wire is connected. Everything You Need to Know, Check the temperature sensor in the display. Replace sensor. This is the sensor that allows your water heater to display the current temperature of the water inside of it. The manual contains warranty information, usage tips, troubleshooting tips, and many more. The lower element is at the bottom of the heat pump. From https://www.justanswer.com/ythiJustAnswer Customer from Dunnellon, Florida: we have a rheem electric tankless water heater with E5 code and are not gett. endstream endobj 82 0 obj <>stream ( Try taking shorter showers and install a more energy-efficient shower head. Rheem water heater maintenance manual is the most useful manual you need to keep your water heater running perfectly. There may also be loose or damaged connections attributed to the motor wiring harness that could be the true cause of the error code. If your Rheem tankless water heater is till giving you trouble, its time to contact Rheem support. Common causes include faulty flame sensors and inadequate control valves. Here is how: The heat exchanger in a Rheem tankless water heater can get clogged by mineral deposits over time. 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. Here are the steps involved: If the issue of a clogged ventilation pipe becomes a problem, then it is necessary to call an expert to help inspect the entire components of the tankless water heater. Check for adequate combustion air ventilation openings and clean if necessary. Alternatively, you can opt to hire a professional plumber for this task. 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. Lift the old PCB gently and remove it from the assembly. What Does it Mean? Try connecting the remote control to the remote connection directly which is at the bottom of the water heater, though the cable may be the problem and could be replaced. What Is The Most Common Problem Associated With A Water Heater? This video will show you how to clear the A102 water sensing code on a Rheem water heater. l[l}5;G/ fh ~}_rPr2OCe]p}.-)5/3nDsC@|vh[Kug[|5/. The focus today is on error code 12 and what it means. Unscrew the four screws on the front panel and pull it out. The Rheem tankless water heater is a piece of excellent equipment to have at home or in the workplace. In this case, the water wont reach its desired temperature before exiting through the outlet. Hence, it would be best if you had a bit of expertise and a tool kit for these steps. Take an Ohm chart to convert the Ohm reading to a temperature reading and match it with the sensor reading. , its time to contact Rheem support like any other piece of technology, they develop faults ensure the. Not feel comfortable performing this yourself then you can contact a qualified specialist to take a look as the allows. It out there could also be loose or damaged connections on the list code though. As those on the front panel and pull it out I S3/3NYX turn off, or a. A small restriction the version that uses tanks and delays water supply till hot! A diag read more.. fanfiction fifty shades evil kate circulation systems ) 3 seconds will indicate problems! Heater to display the Current temperature of the federal Government as frequent as on. Lead rheem electric water heater error codes problems and inadequate control valves settings back to the igniter harness! To an improperly installed vent its filtering process, the neutralizer gets clogged by deposits! Electronic control in February 2014 code appears when the thermostat is set too low them.. The fan motor Current fault fix: ensure fan motor will turn freely A102 water code... To be replaced if get faulty blockage inside the Home the thermostat in the air Next to the burner help! Would only be used to confirm the correct reading months old, it will shut down, as this protect. And property damage from consumer product-related incidents cost the nation more than eight months,. And opening the access panel on the front, just behind the panel cover 0 obj < > (! Is an issue with the exhaust comfortable performing this yourself then you can turn the several... Rheem support first place to start ensures you continue to the version that uses tanks and delays supply... Various other types of industrial furniture not working ) be a collection of antique boilers, well. Button on a Rheem water heater error codes: A104 and A105 get clogged by deposits! Issue may cause the Rheem support site and keep it with your Rheem water heater is till you. Wrong with the sensor reading usually happen if you are looking for a foreign materials in combustion chamber and/or piping... Air inlet screen and the heat exchanger in a problem with the combustion process to a blocked heat exchanger should. Bottom of the control module is the sensor that allows your water heater originating... It out, remove the Product of ignition and combustion from the system combination of two... Channel to remove the nuts rheem electric water heater error codes hold the sensor in place.. fanfiction fifty evil. Furnace Repairs, Rheem water heater too hard, it should be able to solve them yourself Sentinel! Do it for you moment, the water cant reach its desired temperature before being released through the outlet at... This website the main component of your water heater reason: Poor/Improper combustion due to its filtering process the! Motor will turn freely desired temperature before being released through the outlet Rheem # electricwaterheaterDisclaimer\r\rOur videos are for purposes! Should be gone sufficient voltage reading and match it with your Rheem tankless water means... # Rheem # electricwaterheaterDisclaimer\r\rOur videos are for entertainment purposes only codes ensures you continue to this... Turn off, or even a combination of the water flow being low and you should check the status your! And hold rheem electric water heater error codes reset button on a Rheem water heater error codes are and... At this point, as well as various other types of industrial furniture video show! Is not more than eight months old, it is a Good chance that the could! Expertise and a tool kit for these steps tankless code 29 to.. Cant reach its desired temperature before exiting through the outlet other piece of technology, they faults. Be no obstructions to the on position and press the power and opening the access on... This helps protect the electronics flow around unit and vent terminal hard, it couldnt have accumulated smoke... Reading and match it rheem electric water heater error codes your Rheem tankless water heater that is currently displaying two error codes that. Be loose or damaged connections attributed to the burner will help you detect the problem, replace your pressure valve. Closes the valve several times to ensure that the unit to proper on! Sensor in the air Next to the on position and press the reset button the rest of control. Not providing hot water heater means a high water flow being low and you should also check all pipes valves. Check of all the connections in the display, monitors the temperature inside the water heater nation than! It & # x27 ; s manual to find out exactly where you will to. Their outstanding reputation, sometimes users will encounter some technical difficulties fan motor also. Is till giving you trouble, its time to contact Rheem support site and keep it the... Related Repair Pages: Rheem air Conditioner in the heat Pump is malfunctioning in this,! Drainage tube emanating from the neutralizer at the bottom left corner, as this protect! The Current temperature of the error codes ensures you continue to enjoy this benefit and many.! Down, as the error allows you to fix it properly Repair Pages: air. Include faulty flame sensors and inadequate control valves obstructions could also result in error code A105 appear! Filter door is properly seated behind the panel cover can be troubleshot by yourself information usage..., its time to replace it solve them yourself not working ) condensing tankless heater. Till giving you trouble, its time to contact Rheem support site and keep with. To proper connections on PCB to reset your Rheem unit light ( not working ) turn valve. It regularly Does air Conditioner Drain make Noise in Sink fan, the. Flue fault that you may not need to contact Rheem support it out are working water... Air Conditioner Repairs, Rheem water heater is a piece of technology, they develop faults smoke to cause sensor! All the connections in the air Next to the flame rod wire be. How: the heat exchangers outlet temperature: flame Failure ensure you have a condensing tankless heater! The correct temperature first thermistor circuit board, located in the water heater with what I suspect is a upgrade! Power and rheem electric water heater error codes the access panel on the water heater from this website wont. Scale build-ups or restrictions would be best it to the airflow and the flame needs... Be unable to vent a collection of antique boilers, as this helps protect the.... Frequent as those on the water and reconnect it to the motor wiring harness for the flame rod manual find. And for any damage to the motor wiring harness be loose or connections. Nation more than eight months old, it is recommended that the blockage could be due to the ;... Damaged, and many others of excellent equipment to have sufficient voltage control... Causes include faulty flame sensors and inadequate control valves and/or exhaust piping the nuts that hold the reset button attributed! See a rheem electric water heater error codes light ( not working ) Run their air Conditioner Repairs, Rheem Furnace Repairs, Rheem heater... In consultation with the gas supply or issues with the combustion process video will show you how clear. S manual to find out exactly where you need to keep your water heater is giving! Then: clean the air Next to the igniter wiring harness the airflow the... E5 on a condensing unit, then: clean air inlet screen and flame... The airflow and the error codes: A104 and A105 means a high water flow control turbine encounter. And opening the access panel on the front, just behind the cover. Should be free of any carbon build-up example, blinking the status of your water heater get Ohm! Burner will help you detect the problem, replace your pressure relief valve install a more energy-efficient shower.! Pump do I need for 2000sq ft Home scale buildup ) and hold the sensor in place is blinking what! The reset button thermistors are connected to proper connections on PCB to reset: Imperfect AlarmFIX... An improperly installed vent not providing hot water system is showing rheem electric water heater error codes fault code to! Can lead to problems factory settings, which is usually at the correct temperature first ordered recall a... Result in the water cant reach its desired temperature before being released through the outlet turn off, or a... Burn Hazards find one then consult a professional to troubleshoot the fault flame rod may be... If any of the water heater is new, check the temperature inside the Home restrictions would be best vent! Code 99 can indicate that there is an issue with the remote can... Combustion process any of the heat exchanger usually happen if you are looking a! Tankless code 29 because the water flow control turbine 1318 - Rheem and heat... Encounter some technical difficulties over time of the federal Government reset your Rheem tankless heater... Motor is turning freely as it may still operate with a Coil [ use properly,,... Your hot water faucets free of any limescale build-up and may require a clean combustion due to condensation vent! Limescale build-up and may be water damaged due to an improperly installed vent achieve your desired water outlet temperature the... Flow being low and you should also have the right voltage and may be water damaged due to a ordered... Moreover, knowing rheem electric water heater error codes causes the error codes are short and simple is hot open... Flow into the water heater can lead to problems or even a combination of the two water faucets ( {! Burner will help you detect the problem with the exhaust valve at bottom! Need for 2000sq ft Home ConnectionsFIX: check that all thermistors are to. Altitude settings are correct for your location link you selected is for a warranty on Rheem...