Plus, they can be installed in locations where a storage water heater may not fit. Heres why you get two flashes from the status light of your heater and their fixes: This code also has to do with the pressure switch. Start by making sure that the pressure wiring is okay and the hose is not bent out of shape. Upgrading to a more powerful tabkless unit is possible, but less ideal and more work than trying this if it could work. This is an exclusive feature of the Richmond tankless water heaters. Follow these steps to replace a heating element in an electric heater if it has gone bad: Switch off the circuit breakers that supply power to the heater. The required minimum gas pressure may be different for different models. However, if you have a faulty FVS, it can get tripped again. Plus, incomplete combustion is another reason responsible for appearing the code. Inspect the gas venting system and the chimney. The first thing you can do to get rid of this code is to reset the gas control thermostat. No, they are not. Heres the summary of fixing the eight-two flashes: When theres a fault detected with the electronics in the water heater, this blinking code will pop up. Once the pilot flame is established, replace the outer door. Rheem Tankless Water Heater Code E5 [7 Easy Fixes], 7. Measure the readings given by the multimeter. If there is more than 6 (15.2 cm) of core wire is exposed at either ends of the rod, replace the anode rod. However, if theres water, youll have to identify the source of the leak and fix it. Everyday Low Price. Tankless water heaters can provide a continuous supply of hot water, while a tank will run out of hot water. What does E5 mean on Richmond tankless water heater? To fix the E5 issue, ensure the correct gas pressure, adequate water flows, blockage-free air intake & exhaust, and proper ventilation in the room where you place your water heater. COPYRIGHT 2023. Drain a few quarts of water from the water heaters tank every month to clean the tank of deposits. The RTG-64DV, RTG-84DV, and RTG95DV may be installed in all locations, including bedrooms and bathrooms. Richmond water heater blinking light codes are 1,2,3,4,5,6,7,8. If the water flowing through the water heater is slowed down it has more time to absorb the heat from the gas burner, thereby achieving a higher temperature. Richmond products have been engineered to keep pace with consumer demands for larger, fast-recovery water heaters. It means that the heater is calling for heat and its trying to achieve the desired temperature. In two instances, seeing the status light flash is completely okay. Error Code 10 What it Means: A false flame has been detected. Tankless Electric Water Heaters. 11% Mail-In Rebate Good Through 4/23/23. This indicates that the pressure switch remained closed longer than 5 seconds after the call for heat began. Do not attempt to remove the inner door. Turn the dial from the vacation settings to the hottest settings seven times. This is located near the top of the water heater. This monitors the temperature of the heat exchanger and will shut the unit down if it exceeds a safe temperature. This error code indicates high water temperature limit tripped. Heaterfixlab.com is a participant in Google Adsense and Ezoic Ad Network. Heres a quick summary of everything we discussed behind seven flashes and their fixes: This is another status light blinking code that points to a faulty flammable vapor sensor. Minimum Advertised Price. Keep reading our Rheem tankless water heater troubleshooting manual to get rid of the error code ASAP. Water heaters are an invaluable asset in todays homes, and not just any heater but rather a good quality heater to effectively and economically heat enough water for your daily needs. This would theoretically raise the input tempature, making it easier for the heater to heat the higher rates of flow. Do not force it. What does E2 mean on tankless water heater? Copyright 2004 - Tankless water heaters are compact in size and provide a steady flow of hot water for as long as you need it. 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 . Relocate any hard objects that could be impeding the pipe and causing debris to build up inside. 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. Model Number: RMTEX-18 Menards SKU: 6835465. The first one is when you see the status light do a short flash every four seconds. Due to a gas leak close to the gas valve or gas piping, gas tankless water heaters can create a catastrophic explosion. Then, we adjust the pressure regulator. Thatll make it go away and youd be able to enjoy warm water from your heater. 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. 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. We receive monetary benefits in return for showing ADs on this website at no cost to you. Inspect the combustion air-inlet and vent systems. If the gas supply line is damaged, replace it. Far left led and A and B leds are lit. Tankless electric water heater E5 error code Found this from Google. You can raise the desired temperature if you want to turn the burner back on again. Turn off the gas valve (for gas heaters) or the circuit breaker (for electric heaters), and let the water in the heater cool completely. Running every faucet at once may overwhelm your heater and fail to heat. What is the application of a cascade control system? The exhaust of your heater lets out heat and carbon dioxide from the flame. Attach the lead to the two terminals you see on the FVS. 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. The most likely culprit behind it is a faulty thermal well. Tankless Electric Water Heaters Richmond Essential Series NEVER RUN OUT OF HOT WATER AGAIN Instant Hot Water / Point of Use & Whole Home Options / Easy Installation / Heats Water Only When You Need It for Maximum Savings Point-of-Use Tankless 3.5kW and 6kW Models Push-button ON/OFF control with LED temperature display Loosen the screws connected to the heating element and disconnect the wires. If that is the case, you need to wait for the water heater to recover after an abnormal demand. What Would Cause a Well to Lose Pressure? Establish and follow a routine preventative maintenance program. Reddit and its partners use cookies and similar technologies to provide you with a better experience. With dust blocking the heater, there will be a lack of necessary airflow resulting in incomplete combustion. FV sensor detected presence of flammable vapors. Rheem fault code 05 - Indicates imperfect combustion. Clogged Exhaust 6. 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. Its about a year old and Ask an Expert Home Improvement Questions HVAC Questions Ask Your Own HVAC Question airheatman, HVAC Technician 19,594 Satisfied Customers Furnace, A/C and heat pump specialist. Once you have that cap off youll notice that theres a plastic adjustment inside that increases or decreases the pressure going to that equipment. When removing anode rode, first make sure the cold water supply is turned off. Poke it with a wire and try to get it out. Do not use gas control knob to regulate gas flow to burner. No, the minimum temperature adjustment for RTG series waters heaters is a 2 degree increments from 100 F up to 120 F and 5 F increments from 120 F to 140 F. An Over Heat Limiting Film wrap is wrapped around the entire heat exchanger. There are several reasons behind the failure of the tankless water heater. You'll first want to ensure you're receiving 12v power to the unit. You will find it at your gas supply line. It shuts off the heater when the temperature reaches a certain extent. Why does my water heater turn off after a few minutes? 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. You can check it with a multimeter and replace it if it has gone bad. Contractor's Assistant: Is your Rheem water heater gas or electric? Check that all wiring is correct and secure. Its usually caused by a faulty thermostat which causes the burner valve or pilot to not open. Found this from Google. It leads to an overall weak flame and you cant get to your desired temperature. This can take up to 24 hours. 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. In fact, itll blink thrice and pause when there are connectivity issues. Your Rheem Water Heater will pop up this warning message due to the following reasons: Dirty flame sensor Insufficient gas supply Improper inlet gas pressure Gas lines too small for the BTU load A defective gas control valve Clogged venting Stop and follow the safety precautions as above if you smell any gas. Click here to browse our residential tanks! This valve is important as it is involved in water temperature and pressure regulation. These units obtain combustion air from the outdoors. Press the reset button on Rheem tankless water heater. If it is dirty, turn off the gas to allow the thermocouple to cool. If the breaker is tripping, an electrician can determine why the unit is shorting out. Hopefully, your water heater issue will be solved. If it is, turn ON. Start very cautiously by checking out the area around the FVS and make sure that there are no harmful gases present. 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 . Check that the earth ground connection is properly connected. Reset the thermal switch using the gas control thermostat and ensure that it runs well. David is a man who loves doing research and finding out the best solution to any type of heating appliance issues like heaters and fireplaces. 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 Immediately depress the piezo-electric spark generator button several times until the pilot is lit. If your attempts to light the pilot burner have been unsuccessful, there could be air in the gas line. First, check the water heaters circuit breaker in the service panel to make sure it hasnt tripped. Yes, we do. The pilot burner tube might be pinched or clogged, thus preventing the pilot burner from lighting. 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. How to Fix: Clean the heat exchange fins, combustion air fan, and air inlet filter. (Residential gas is approximately 0.62; and residential electric is approximately 0.92). The Wi-Fi LED light will also be red if youre facing this issue. We have a Richmond on demand hot water heater. Close the valve on the cold-water pipe feeding the water heater. A higher EF is only one of many reasons why tankless water heaters cost less to operate. Low gas pressure could also be the cause of the problem. So stick your flathead screwdriver in to increase the gas pressure, youre gonna go clockwise. It is brand new - electric. There are shut-off valves by the unit, and multiple ones in the basement specifically for this unit as well as each room with a water supply. Now, its time to bring in an expert. Click here to browse our high efficiency tankless water heaters! If thats the case with your heater and you have a malfunctioning FVS, youll also see this status light code. (Residential gas is approximately 0.62; and residential electric is approximately 0.92). If theyre clogged up, free them of the obstruction and that should do the trick. At least once a year, lift and release the lever handle on the temperature pressure relief valve to make sure the valve operates freely. 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. If theres a water leak, inspect its source and use the 24-hour override feature to stop the alarm from ringing. Heres how you can fix the six-two flashes issue in short: When you see this blinking code from your status light, it indicates a loss of flame. Reset the heater and hopefully, thatll get your heater to work again. You wont have to do anything to solve these blinking codes as its a part of the normal operation of the heater. Another sign a water heater component is going bad is when the unit triggers a shut down every time hot water is called. The gas control thermostat is at fault here. Our Smart Choice products save money and energy with high efficiency innovations. 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. However, this issue can also be the result of the ECO getting tripped. Note that the knob cannot be turned from PILOT position unless pushed down slightly. You need to make sure that all faucets are closed. Heater blinks for low flame, pressure switch stuck, tripped thermal device. One of the heating elements may have to be replaced if theyve gone bad. We use cookies to ensure that we give you the best experience on our website. Check this too: Electric RV Water Heater How to & Troubleshooting Guide. The LED status indicates the pressure switch remained opened longer than 5 seconds after the combustion blower was energized. Visually inspect the hot surface ignitor and main burner periodically. 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 Turn off the power and water to the appliance if the water heater is to remain idle for an extended period of time. The keypad will beep and youll be able to start setting up the Wi-Fi. $459.00. Air in gas line- Contact a qualified service technician to purge the air from the gas line. Without further ado, lets dive right in! The knob needs to be depressed to light the water heater. If the blower still fails to operate and you get the blinking code, then replace the blower. Otherwise, youll have to inspect the wiring of both the heating elements and see if they have been reversed and connect that. What does E5 mean on Richmond tankless water heater? If there is soot or deterioration, contact the local gas utility to fix the problem and clean the flue, or replace the flue, flue baffle, and venting system before resuming operation of the water heater. 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. Error Code 05 What it Means: Imperfect Combustion - The system is dirty or blocked. Richmond Essential 27 kW Tankless Electric Water Heater. Inspect the vent termination as well and make sure that its following the regulations and that theres no moisture on them. Another possible reason is the blower is unplugged. The reference mark A or 1 mark represents an approximate water temperature of 130oF. Now, grab a flathead screwdriver and look behind at the gas regulator. 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? What does e04 mean on tankless water heater? Make sure youre using the right vent size for your heater for smooth operation. Lack of Ventilation In The Room 7. If that is not the issue, the combustion shutoff device could have tripped and you may need to contact a qualified service technician. Then, wait for 10 seconds and turn the heater back on. The most common oneness is low gas pressure. A conventional tank-style water heater stores hot water, and heats the water 24/7, whether you use it or not. If you do not smell gas, proceed to turn on all electrical power to the appliance. Youll have to replace it if you want a permanent solution. Use a garden hose to rinse the filter down and scrub it with a brush. I have a richmond encore tankless water heater model RMTGH95DVN. Error E5 codes may be the result of a malfunctioning combustion alarm. It will be very hard to run out of hot water if you are using a tankless water heater. Rheem Manufacturing Company The first possibility is that there are wiring issues with it and it got disconnected. Here are the most common Richmond water heater status light blinking codes in gas heaters: This status light blinking code indicates a low flame signal issue. Excessive water flow doesnt let the water absorb heat as it passes through the heater. The E5 error code refers to the Pressure Switch which can be caused by a motor problem or the voltage of the power supply is too low. The RTG-64X, RTG-84X, and RTG-95X outdoor models are for outdoor installations only, and are a great alternative if your climate is appropriate. Leave a comment if you have any more questions about Richmond water heaters. Tank -vs- Tankless Water Heaters Mechanical Hub 1.6M views 5 months ago Easiest Way To Light A Gas Water Heater Pilot Light Everyday Home Repairs 90K views 1 year ago Best Residential. E5 is an error due to the high flow rate. The preferred starting point for temperature setting is to align the two triangular pointers on the dial and control face. Press the Wi-Fi setup button and hold it for 5 seconds. Instead we have luke-warm water if more than one fixture is turned on. Once you successfully rule that out, chances are that it was a faulty reading. To remove/clean the deposits, drain a few quarts of water from the water heaters tank every month. Calcium Carbonate deposits also impede the performance of heat exchangers. If you smell gas, stop and dont try to light any appliance, touch any electric switch, or use any phone in your building. Turn on the gas supply and/or increase the inlet gas supply pressure. The burner chamber is a sealed area and it is recommended that cleaning of the burner is done by a qualified service personnel. If incomplete combustion is detected, the water heater corrects the problem to provide clean, efficient water heater operation at all times. Excess Water Flow 2. Mike R. is online now Related Plumbing Questions Richmond encore tankless heater stopped working tonight One or two of the temperature indicators will light up, and will only remain on for 30 seconds if no further buttons are pressed before the control goes back to sleep mode. If you find no hot water in the pan, disconnect the rope sensor, dry it, and put it back on to get rid of the blinking light. Wire connection(s) are not fully secured- Confirm the wire connections or have a service technician confirm the connections for you. Attach a garden hose to the drain valve on the water heater and direct the stream of water to drain. This allows the flame to breathe and the heater to not overheat. Wear protective gear if possible to cover your eyes, hands, and body. Definitions of Rheem tankless water heater error codes Rheem fault code 00 - Indicates 1-hour continuous combustion. If the breaker has tripped, switch it off, then switch it back on. If you are addressing these similar or any other related issues then it's high time to get your tankless water heater checked. Remove it from its bracket and disconnect it from the wiring harness attached to it. Remove any obstruction you find in it and make it free from any debris. . This thing should be cranking out 3X the hot water we need if every appliance and faucet is turned on in the whole house. What to do. If that doesnt work out, I bet you have a bad pressure switch and youll have to replace it. Were moving on to more serious issues and four blinks arent a good sign. 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. Turn the gas control knob counter-clockwise to the ON position. Fix the gas pressure if something is wrong with the gas supply and thatll take care of this issue. 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 . Its located right at the bottom of the unit. If thats not it, theres a strong chance that theres dirt build-up on the pilot tube. This indicates a wiring error or a high resistance to earth ground. You can only see the flame through the sight glass window located on the inner door. Unfortunately, the vapor sensor can also give faulty readings when it goes bad. airheatman is online now Related HVAC Questions For an electric tankless heater, this shouldnt be much of an issue. Double-check that you have a tank filled with water. These models are not designed for use in mobile homes. To correct this code, close all hot water taps to reset the unit. But if you have a gas water heater, you may be getting the E5 code because of this. UEF replaces the old standard, Energy Factor (EF), which didnt allow easy comparison. Youve done the self-fixes you can do. Slightly depress the gas control knob and turn clockwise to OFF position. If it has indeed tripped, you can make this problem go away by resetting the ECO button. For optimum performance of the heater, the required water flow rate is close to 0.66 GPM. Go to the next step if you do not smell gas. What Does The Bosch Hot Water System Error Code EE Mean? You can quickly figure out whats wrong with your heater and fix the issues if you learn the meaning of these codes. Rheem tankless water heater E5 error code may also appear because of a corroded heat exchanger that wont produce enough heat and cause incomplete combustion. The jacket holes can also be obstructed and cause this issue. 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. Slightly depress the gas control knob and turn clockwise to OFF position. This is why the E5 code on the electric tankless water heater is seen. An E5 error code occurs when there is an issue with the temperature sensors or a malfunction with the boards. Copyright 2004 - Rheem Manufacturing Company All Rights Reserved; Corporate Office: 1100 . All Right Reserved by HeaterFixLab. Why does my water heater turn off by itself? The high resistance caused by a loose wire produces a substantial amount of heat that can eventually cause fires. Set the thermostat to the desired temperature. Plumbing. Besides that, a damaged gas supply or faulty pilot wiring can also cause this issue. Locate the red reset button and then, press it. richmond water heaters. Verify that the wiring to the pressure switch(es) is connected correctly. 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. If the status light continues to blink, then youll have to replace the pilot assembly as there are issues with it. Why do tankless water heaters burst? Its located right above the upper heating element. How old is it? After that, you can reinstall your heat exchanger. The air intake tube of your heater can be blocked with debris, spider web, dirt, etc. On the temperature display screen it shows E- 5. Heres how you can deal with the four flashes blinking code and fix it: This status light code indicates that the system is in a lockout or the flame is out of sequence. The first thing you need to do is to make sure that the pressure switch wiring is okay. Shut off the cold water supply and empty the tank by attaching a hose to the drain valve and running it outside. Set the thermostat dial to the lowest setting by turning the thermostat dial clockwise until it stops. If you want to be sure whether you have a bad FVS before replacing it, you can test it with the help of a multimeter. FVIR stands for Flammable Vapor Ignition Resistant. Keeping your water heater properly maintained helps ensure it operates smoothly and efficiently, it is free of problems, and serves you for many years. It also shows the temperature when the E-5 is not showing. Make sure that all joints are secure and that all combustion air-inlet and vent pipe supports are all in place. Digital thermostat with self diagnostic program, Two High altitude options: up to 6,560 or 9,840 ft. elevations, Corporate Office: 1100 Abernathy Road, Suite 1700. 0 light flashes, no color- Control Off/Pilot Out, 5 red flashes- Temperature sensor failure, 7 red flashes- Gas control or valve failure, Check thermopile connector to the Combination Gas Control to make sure that it is properly connected, Check thermopile wires for damage and replace if needed, Pilot recently extinguished and Thermopile is cooling down, Temperature knob recently turned to OFF position, Light the pilot following the proper lighting instructions, Temperature knob recently in pilot position and pilot is lit, Set temperature knob on Combination Gas Control to desired setting. I have a newly installed RTEX - 18 Rheem tankless water heater. The water is available throughout the year. If the hot water heater keeps tripping the reset button, the cause may be the high limit switch. If there are error codes, troubleshoot to clear the error and fix the issue. . This is likely to be enough for a condo or a small house in a warm climate, but it is more suited as a point-of-use water heater for homes in cold climates. Increase supply voltage to rated voltage. Replace the combination gas control (thermostat). Its a device thats meant to protect the heater from overheating. When the faucet is opened, the water flows through the Richmond Tankless Water Heater, which heats it to the temperature youve digitally set. So, its an easy fix when you face this problem. Make sure that the wiring of the pressure switch is okay. Heres how you can get rid of the six-four flashes issue in short: This status blinking light code appears frequently in Richmond water heaters and it means that the flammable vapor sensor has locked out. First shut off gas to the water heater at the manual shut-off valve. Like other water heaters in the Essential series, the RMTEX-18 has copper immersion heating . Clean the ventilators if already in the room in case they are dirty. 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]. If it goes out, repeat steps 3 to 9. To do so, follow the steps below: You should also leak test the factory connections to the Combination Gas Control (Thermostat) after the water heater is placed in operation. Reverse-engineer the steps above and complete the installation. If incomplete combustion is detected, the water heater corrects the problem to provide clean, efficient water heater operation at all times. Depress the COOLER button until only the WARM indicator light is lit. The Combination Gas Control comes set at its lowest setting for safety purposes. Then, replace the blower temperature switch if the blower isnt working properly. Fortunately, as a DIYer, you can quickly solve most of these issues without extensive technical knowledge. In this section, we will take an in-depth look at the causes behind Rheem tankless water heater code E5 and explore simple solutions. Before removing the anode rod, make sure the cold water supply is turned off. Electric Water Heaters. Each reference mark above or below these points indicates an approximate change of 10oF. 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.
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