Do not expose the flammable vapor sensor to water, solvents or cleaning agents. Due to a gas leak close to the gas valve or gas piping, gas tankless water heaters can create a catastrophic explosion. The sensing burner is a device that detects incomplete combustion during operation of the water heater. Connect a garden hose to the drain valve near the bottom of the heater tank. Also, check the outdoor combustion air-inlet and vent system terminals to make sure there are no obstructions, and that there is no damage nearby caused by condensate. The reference marks represent the water temperature as stated below: To determine the water temperature, turn on a hot water faucet and place a thermometer in the water stream. Youll have to replace it if you want a permanent solution. If the burner access door is removed, the burner access door gasket must be replaced. Correct the wiring and see if that solves the issue. Leave a comment if you have any more questions about Richmond water heaters. It indicates one of the temperatures adjust buttons is stuck closed. Early in the development, Richmond researchers at their Montgomery labs discovered that flame arrestor plate designs might be vulnerable to the effects of lint, dust and oil (LDO). Slightly depress the gas control knob and turn clockwise to OFF position. Unfortunately, the vapor sensor can also give faulty readings when it goes bad. If thats not it, theres a strong chance that theres dirt build-up on the pilot tube. How to Reset Tankless Water Heater: 4 Easy Steps To Follow Rheem Tankless Water Heater Code E5 [7 Easy Fixes] 1. Everyday Low Price. Well, as your water heater is a new one, it is worth contacting the Rheem customer support center before doing anything by yourself as your heater must cover the warranty period. Pressure switches- Make sure the pressure switches are not kinked. Continue holding down the gas control knob for about 1 minute after the pilot is lit. Replace the combination gas control (thermostat). Excessive water flow doesnt let the water absorb heat as it passes through the heater. The Combination Gas Control (Thermostat) has a built-in safety shut-off device that is designed to shut off the gas supply to the burner if the pilot is extinguished for any reason. Rheem fault code 05 - Indicates imperfect combustion. The pilot burner should be cleaned or replaced in this case. FV sensor detected presence of flammable vapors. If the LED control board of your EcoSmart tankless water heater is displaying an E5 error code, it means that the desired water volume is too high. Thatll make sure that the gas valve will no longer be stuck in the open position and youll be able to operate the heater smoothly. If so, you may need to clean, repair or replace the pilot burner to fix the problem. Save my name, email, and website in this browser for the next time I comment. Allow several gallons to flush through the discharge line to an open drain. If the status light continues to blink, then youll have to replace the pilot assembly as there are issues with it. Do not force it. From . Rheem Error Codes - How to Read and What to Do - Home Guide Corner You can look at the number of times the status light is flashing as well as its color and figure out whats wrong with your heater. The standard was intended to enable homeowners to compare the efficiency one water heater to another. Check that the water heater is securely connected to earth ground. Once you successfully rule that out, chances are that it was a faulty reading. Check this too: Electric RV Water Heater How to & Troubleshooting Guide. If you are addressing these similar or any other related issues then it's high time to get your tankless water heater checked. Press and release each of the buttons once. The most likely culprit behind it is a faulty thermal well. Follow these steps to test the flammable sensor of your Richmond water heater: If the value you get from the multimer is between 10k 45k ohms, that means the FVS is fine. This saves space and the cost of venting. I know that is perfectly normal behavior if you're demanding too much hot water. Electric Water Heaters. Also, check to make sure the ON/OFF switch is not turned OFF. 0 back, 1/2 sides, 12 top, 12 bottom, and 12 front. Wait 5 minutes to clear out any gas. Rheem Tankless Water Heater Code E5 [7 Easy Fixes] Did you know that your water heater, operating for many years in the basement of your house, could be dangerous, even if it was professionally installed 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. Fix the gas pressure if something is wrong with the gas supply and thatll take care of this issue. Copyright 2004 - Rheem Manufacturing Company All Rights Reserved; Corporate Office: 1100 . Turn off or remove circulation pumps. I know that is perfectly normal behavior if you're demanding too much hot water. The E5 code appearing on your heaters display due to one or more reasons like too much water flow, incorrect gas pressure, blocked air intake, clogged exhaust, dirty air filter, lack of airflow in the room, and corroded heat exchanger. Below are some maintenance tips to consider: The Whirlpool water softeners efficiently remove water hardness, acidity, high iron levels, and excess sediment from your water supply. Low gas pressure could also be the cause of the problem. Eccotemp 45H/HI LP/NG Whole Home Tankless Water Heater Manual *English; How to Replace the Flame Sensor on the 45 Series; How To Replace the Over Temperature Sensor on the 45 Series; Gas Piping Facts: Information for properly sizing gas lines for use with tankless water heaters; Gas Pipe Sizing and how it affects the functionality of your 45 . It means that the heater is calling for heat and its trying to achieve the desired temperature. Make sure the flammable vapor sensor is not blocked or obstructed. If the above remedies dont resolve the problem, it might be that you are not depressing the Combination Gas Control (Thermostat) Knob while attempting to light the pilot. The pressure regulator can be found on the incoming water line, which is normally not far from the water heater. The anode rod should be removed from the water heaters tank periodically, for inspection. If the pilot wiring is damaged, youll have to replace the pilot assembly. Tankless electric water heater E5 error code. . Our Xtreme models will provide up to 756 gallons of hot water in an hour; and recover the tank contents in as little as 8 minutes! Hey all, just installed a new tankless water heater and am getting the high flow code of E5 at higher temperature settings and faucet count. I have a newly installed RTEX - 18 Rheem tankless water heater. TS: E5 Error Code 45H/HI - Eccotemp Help Desk Weve discussed all the common Richmond water heater blinking light codes in this guide. Any code that has anything to do with the FVS requires your full attention. Your heater has a piece of equipment called a gas pressure regulator. Often, some parts will go bad in other heaters because of this issue. Turn off all electrical power to the appliance. The E5 code on your Fogatti RV Tankless Water Heater - Gas - Automatic Pilot - 41,800 Btu - White Item # LSB64FR means you're having a fan failure/no fan signal detected during start-up or water heater operation. However, if you have a faulty FVS, it can get tripped again. At least once a year, lift and release the lever handle on the temperature pressure relief valve to make sure the valve operates freely. This can take up to 24 hours. However, your heater may also be big enough to take that load as well. It also has a first-year in-home labor warranty. What Would Cause a Well to Lose Pressure? Error code 12 means your tankless water heater fails to detect the flame. Click here to browse our high efficiency tankless water heaters! If its outside this range, you can be sure that it has gone bad. Cleaning your water heater vent is easy if you follow the steps below. Communication error or issues with Wi-Fi connectivity. It indicates issues with either the thermal well or the gas control thermostat itself. Before you begin, check the pressure by inserting a meter into an outside faucet and turning it on. airheatman is online now Related HVAC Questions Heres how you can deal with the eight-three flashes in short: This blinking light code represents a problem with the gas valve. Besides that, it can also be the result of improper installation of the heater that leads to venting blockage. This problem usually happens due to the pressure switch tube being blocked or the pressure switch going bad. Richmond Water Heater Blinking Light Codes [Why+ How To Fix] Do not attempt to remove the inner door. If set too low, adjust the water temperature setting to the desired setting. Richmond Water Heater How to & Troubleshooting Guide, Sawyer Mini Water Filter How to & Troubleshooting Guide, Electric RV Water Heater How to & Troubleshooting Guide, Whirlpool Water Softener How-to and Troubleshooting Guide, Culligan Water Filter How to & Troubleshooting Guide. For a power vent water heater, follow these operating instructions below: The temperature of the water in the heater can be set/ adjusted by setting the temperature knob on the front of the Combination Gas Control (Thermostat). Water temperatures above 125oF can cause severe burns or death from scalding. If thats not it, keep in mind that a faulty blower and a temperature switch thats stuck open can also cause this status light blinking code. You can only see the flame through the sight glass window located on the inner door. Richmond Water Heaters While Richmond water heaters come with elaborate manuals on how to use and set water temperatures, learning new information that can help prevent injury and for users to make the most of their appliances is not a bad thing. The burner will be off at this stage. If the gas supply line is damaged, replace it. Inspect the wiring of the thermistor. Choosing a water heater is based on your family size and how much hot water you will use in one continuous hour. Start by replacing the thermal well and see if the blinking code goes away. Owners Manual Customer Guide to Services and Programs LomondBusinessCenter Mail: VASCC,P.O.Box1197,Richmond,VA23218 Phone: 1-800-552-7945,1-804-371-9967 Fax: 1-804-371-9350 Water Heater Repair: CustomerswithaLoad . Since the thermal well is at fault here, start by checking the wiring. It shuts off the heater when the temperature reaches a certain extent. Hot surface ignitor not positioned correctly. Set the thermostat to the desired temperature. Plus, incomplete combustion is another reason responsible for appearing the code. just had water installed reads E 5 code. All you. Before removing the anode rod, make sure the cold water supply is turned off. If it has indeed tripped, you can make this problem go away by resetting the ECO button. As replacing the upper heating element in Richmond electric heaters is an easy job, it shouldnt take more than 30-40 minutes if you know what youre doing. Model Number: RMTEX-18 Menards SKU: 6835465. Set the thermostat dial to the lowest setting by turning the thermostat dial clockwise until it stops. Test and correct. Water Heaters. Press and release the COOLER button until the desired setting is reached to decrease the temperature. Why does my water heater turn off after a few minutes? The flame has gone out of sequence in this case and it happens when the gas control valve is stuck in the open position. Luckily, you can easily reset it by pressing the red button. Excess Water Flow 2. However, this issue can also be the result of the ECO getting tripped. However, the pressure for every model has to be within 10.5 w.c. or 2.6 KP for natural and 14 w.c./3.5 kPa for LP gas. Through the air filter, combustible air is fed to the heater. Is the Richmond hybrid water heater EnergyStar compliant? Its located right above the upper heating element. So, its an easy fix when you face this problem. But if the wiring is okay, then you need to replace the thermal well. Stop and follow the safety precautions as above if you smell any gas. Hard water deposits can therefore accumulate in the bottom of the tank. Make sure that the heating elements are connected to their wiring. In order to drain your Richmond gas water heater, follow these steps: To clean the burner, remove the burner from the water heater. Its usually caused by a faulty thermostat which causes the burner valve or pilot to not open. Then, wait for 10 seconds and turn the heater back on. If you dont have it, get it checked by an expert. What does error code 11 mean on Richmond power vent water heater? Eccotemp 45H/HI LP/NG Whole Home Tankless Water Heater Manual *English; How to Replace the Flame Sensor on the 45 Series; How To Replace the Over Temperature Sensor on the 45 Series; Gas Piping Facts: Information for properly sizing gas lines for use with tankless water heaters; Gas Pipe Sizing and how it affects the functionality of your 45 . Tighten it firmly and connect it with the wires. In some cases, the error comes up when the water heater has a water flow rate that's too high. You will thus need to set the desired water temperature. A water heater that produces no hot water may not be getting power, may have a tripped limit switch, or may have one or more failed heating elements. Gas supply is off or too low to operate. It will be very hard to run out of hot water if you are using a tankless water heater. Richmond is one of the reputable brands, with several quality appliances on offer. If the status light blinks red more than one flash every three seconds, here is what the error code and means and what to do to clear the error: This indicates low thermopile voltage however pilot is lit. Ignition failure doesnt detect flame signal, Abnormal combustion after detection of flame signal, system lose the signal. Tankless - Richmond Water Heaters The preferred starting point for temperature setting is to align the two triangular pointers on the dial and control face. As youve seen, there are many potential reasons behind this error code and therefore, many possible fixes. These models are not designed for use in mobile homes. Heres a quick look at solving issues related to six-one flashes: This error code indicates that the Recycle limit is reached with the pressure switch opened. Error Code 11 This error code shows up when your Richmond Power Vent water heater has an ignition failure or lockout. Tankless electric water heater E5 error code Found this from Google. It means issues with the chamber sensor. 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. Once the pilot flame is established, replace the outer door. The air intake tube of your heater can be blocked with debris, spider web, dirt, etc. Heres a quick glance at these blinking codes and their solutions: If the LED light in the heater stays solid red, it usually means one of these issues: The way to fix this code depends on the reason that triggered it in the first place. Go to the next step if you do not smell gas. Condensing Tankless; Mid-Efficiency; Tankless Electric; Warranty. The anode rod should be removed from the water heaters tank annually for inspection and replaced when more than 6 of core wire is exposed at either end of the rod. The burner chamber is a sealed area and it is recommended that cleaning of the burner is done by a qualified service personnel. This is an exclusive feature of the Richmond tankless water heaters. It may be set too low. We have a rheem electric tankless water heater with E5 code How to Troubleshoot and Drain a Richmond Water Heater Richmond Water Heater Gas Valve Problems [Why + How To Fix], Richmond Gas Water Heater Troubleshooting [A Complete Guide], Truma Water Heater Reset Button [How To Reset], Navien Tankless Water Heater Standby Mode [Explained], Richmond Tankless Water Heater Code 29 [Reasons + Solutions], Richmond Tankless Water Heater Code 13 [Reasons + Solutions], Richmond Tankless Water Heater Code 11 [Why+ How To Fix]. In some Richmond gas heaters, the status light will blink 9 times. To adjust the temperature, turn the temperature dial to an initial setting of 120oF. Richmond Essential Tankless Electric Water Heater at Menards Best Electric Tankless Water Heaters Of May 2023 - Forbes Now, its time to bring in an expert. Richmond Tankless Water Heater Code 29 [Reasons + Solutions] I was hoping some of you could confirm if my thinking I'd correct and maybe shed some light on why it may not be the best idea? Can you let me know what the five means E 5 read more BRAD B Foreman Master plumber 69 satisfied customers My rheem tankless water heater gives a code e5 when trying My rheem tankless water heater gives a code e5 when trying to turn my hall bath shower on. Although Richmond markets the RMTEX-18 as a whole-house unit, it only supplies 4.4 GPM. 11% Mail-In Rebate Good Through 4/23/23. For more information, please see our If you're sure that the power source is within the required amount and the same issue persists, try to reset your heater by: Completely draining the unit out of water Shut off gas valve $599.00. Atlanta, GA 30328. Measure the readings given by the multimeter. Poke it with a wire and try to get it out. TS: E5 Error Code FVI-12 - Eccotemp Help Desk The FVS is located at the bottom of the unit. FVIR stands for Flammable Vapor Ignition Resistant. (Residential gas is approximately 0.62; and residential electric is approximately 0.92). COPYRIGHT 2023. Start by replacing the sensor and the wiring. Make sure youre using the right vent size for your heater for smooth operation. The keypad will beep and youll be able to start setting up the Wi-Fi. Rheem Tankless Water Heater Error Codes [The Complete Guide] Gas Water Heaters Encore XR90 Induced Draft A 29-Gallon tank with a compact design that outperforms standard 40-gallon tanks* View Product Encore Powered Damper Provides up to 10% more hot water than standard Essentia (register) models* View Product Power Vent Uses indoor air for combustion with flexible venting options up to 100 feet. Chlorinate the water supply to minimize the smell of hydrogen sulfide or rotten eggs which happens as a result of the cathodic protection process with water containing a high sulfate. Otherwise, its fine to drain the water below the upper heating element. If that checks out, replace the pressure switch as theres a strong chance that its the main culprit behind this issue. An ANSI (American National Standards Institute) standard went into effect in July 2003 that will prevent a water heater from igniting flammable vapors outside the combustion chamber. They were up-front about not being familiar with this model but followed the manufacturers installation instructions. Set the thermostat dial to desired setting by turning dial counter-clockwise. Blocked combustion air-inlet system- Have the combustion air-inlet system evaluated by a qualified service technician. To remove/clean the deposits, drain a few quarts of water from the water heaters tank every month. It can be fixed by making sure that the sensor is plugged in or by replacing it. Periodically, lift and release the lever handle on the temperature pressure relief valve, located near the top of the water heater, to make sure the valve operates freely. Rheem Tankless water heater code E5 is a diagnostic alarm from the control panel. A conventional tank-style water heater stores hot water, and heats the water 24/7, whether you use it or not. The first one is when you see the status light do a short flash every four seconds. Instead we have luke-warm water if more than one fixture is turned on. The causes of the E5 code appearing on your heaters display include too much water flow, incorrect gas pressure, blocked air intake, clogged exhaust, dirty air filter, lack of airflow in the room, and corroded heat exchanger. Hopefully, now you know how to get rid of your Rheem tankless water heater code E5. Take off the filter and check the air intake line to see if it is dirty. Rheem Tankless Water Heater E5 Error Code - Fixed Following this guide will help you narrow down the issues and get to a solution quickly. This is why the E5 code on the electric tankless water heater is seen. Remove any obstruction you find in it and make it free from any debris. The Richmond Hybrid is also EnergyStar Compliant and may qualify you for a local or utility rebate. Hold down both COOLER and HOTTER temperature adjustment buttons at the same time for one second to Wake up the temperature indicators. Thatll solve this issue. If there are issues with it, fix them and see if the red blinking light goes away. The Bosch error code EE indicates that your systems modulating solenoid valve has been disconnected. There are several reasons behind the failure of the tankless water heater. Frequently Asked Questions - Richmond Water Heaters When you see a red light blinking once in your Richmond electric water heater, it indicates issues with the lower thermistor. Were moving on to more serious issues and four blinks arent a good sign. The temperature of the water in the heater can be regulated by pressing the COOLER or HOTTER arrow buttons on the front of the combination gas control. What does E5 mean on Richmond tankless water heater? Use a match or candle flame or smoke. The Combination Gas Control is also constructed with a single-use gas shut-off device that will shut off the gas supply to the burner if the water exceeds normal operating temperatures. The combination gas control was set at its lowest setting before the water heater was shipped from the factory to comply with safety regulations. +5. There are several potential reasons behind it. Its quite similar to the three flashes code weve discussed before and happens due to a lot of small reasons. In 2017, the Department of Energy required manufacturers to calculate the UEF based on how efficiently each water heater uses energy in real-world usage scenarios. Lastly, check the valve error codes. Definitions of Rheem tankless water heater error codes Rheem fault code 00 - Indicates 1-hour continuous combustion. If you continue to use this site we will assume that you are happy with it. Tankless Mid-Efficiency Water Heaters. Plus, they can be installed in locations where a storage water heater may not fit. Turn off the power and water to the appliance if the water heater is to remain idle for an extended period of time. The LED status indicates the pressure switch remained opened longer than 5 seconds after the combustion blower was energized. Finally, if doing all these things still doesnt resolve the issue youre facing, its time to call customer support and ask for their help. If the TCO still gets tripped, youll have to replace the thermostat. Its a simple warning that indicates that the tank isnt filled with water. It is brand new - electric. The heater gets overheated and carbon dioxide snuffs the burner flame causing incomplete combustion. The jacket holes can also be obstructed and cause this issue. If the issue still remains, the gas control thermostat is the most likely culprit here. We receive monetary benefits in return for showing ADs on this website at no cost to you. Besides that, a damaged gas supply or faulty pilot wiring can also cause this issue. GET THE RIGHT FIT FOR YOUR . Stiebel Eltron DHC Trend Point-of-Use Electric Tankless Water Heater: 4.3: Excellent: Very good: Excellent: Buy Now: On Home Depot: Rheem 18kw Tankless Electric Water Heater: 4.3: Great: Very good . If that wasnt causing the issue, check the air intake. The filtration system can remove some contaminants, The most reliable off the grid water source is a well. Low- Represents an approximate water temperature of 91, Hot- Represents an approximate water temperature of 125, A- Represents an approximate water temperature of 130, B- Represents an approximate water temperature of 140, C- Represents an approximate water temperature of 150, Very Hot- Represents an approximate water temperature of 155. Tankless products also have a longer life; lower operating costs, precise delivery temperature, and can be installed in many locations where a storage water heater may not fit. But if the gas pressure is fine and you still see the blinking status light, the next thing you need to check is the jacket holes. Test results have shown that a tankless gas water heater costs about 40% less to operate than an electric water heater, and about 30% less than a natural gas water heater. Pinched or clogged pilot burner tube- You need to clean, repair or replace the pilot burner. If not, continue reading. Blocked vent system- Have a qualified service technician evaluate vent system for blockage. Moreover, you need to ensure that water pressure of 14 psi (97 kPa) to 40 psi (276 kPa) is maintained. To resolve the issue, follow these troubleshooting instructions: This indicates that there is a problem in the combination gad valve driver circuit. The pilot burner tube might be pinched or clogged, thus preventing the pilot burner from lighting. Rheem Water Heater Error Codes - YouTube This is an exclusive feature of the Richmond tankless water heaters. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Richmond Tankless Water Heater Reviews (See Our Best Pick) Attach the lead to the two terminals you see on the FVS. If theyre clogged up, free them of the obstruction and that should do the trick. What to do. First shut off gas to the water heater at the manual shut-off valve. Dont use force. To fix this problem, you first need to purge the air from the gas line and then try again to see it will light. Turn off the power and water to the appliance if the water heater is to remain idle for an extended period of time. Start by checking whether the ECO has been tripped. Keeping your water heater properly maintained helps ensure it operates smoothly and efficiently, it is free of problems, and serves you for many years. This is located near the top of the water heater. Start very cautiously by checking out the area around the FVS and make sure that there are no harmful gases present. Press the reset button on Rheem tankless water heater. Throughout development, Richmond engineers have been highly attentive to the role LDO robustness will play on product reliability and consumer satisfaction. I have a new Rheem RTEX-24 on the 2nd floor replacing a typical tank-style heater installed by licenced plumbers I have used before with no issue. What are the most common problems with tankless water heaters? No, the direct ignition sends a spark to the main burner when hot water flow is detected. The Inverter Heater E4 Error code (and also E0 and E2) indicates either contaminated fuel or poor combustion, and is generally caused by failure to maintain the heater and its filters adequately, however on other occasions the E4 error occurs due to poor quality low grade fuel or water contamination within the fuel. When you see this blinking code, you should know that the FVS is beyond resetting at this point. Toggle the ON/OFF switch to the ON position. Next, check the electrode and clean it if it has dirty and has a significant build-up of carbon deposits. Once you have that cap off youll notice that theres a plastic adjustment inside that increases or decreases the pressure going to that equipment. Privacy Policy. This monitors the temperature of the heat exchanger and will shut the unit down if it exceeds a safe temperature. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . It also shows the temperature when the E-5 is not showing. Open up windows and install ventilators if necessary. To fix the issue, try the following troubleshooting steps: This error code indicates that there is a problem with the internal circuit. It means that the heater has achieved the desired temperature and theres no longer any call for heat. Check the outdoor combustion air-inlet and vent terminals to make sure that there are no obstructions, and that there is no damage nearby caused by condensate. Open a hot water faucet or lift the handle on the relief valve to admit air to the tank.