All you have to do is to replace the thermostat and the blinking codes will go away. 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. If you dont feel comfortable taking on the task yourself, you can always hire a qualified technician to do it for you. COPYRIGHT 2023. This indicates there is a problem with the internal circuit. If there is not enough or no hot water, it could be that water usage may have exceeded the capacity of the water heater. As condensate is acidic in nature, its important for it to be removed. Loosen the screws connected to the heating element and disconnect the wires. The sensing burner is a device that detects incomplete combustion during operation of the water heater. This alert or error message will pop up on the display due to insufficient or restricted gas flow, and defective gas solenoid valves. This issue normally leads to error code 29 or error code 88. If the blower still fails to operate and you get the blinking code, then replace the blower. So, lets get started. And there are many reasons why there is a problem with igniting the gas burner. Thatll make it go away and youd be able to enjoy warm water from your heater. With that said, all the other blinking codes well talk about here represent that something is wrong with your heater. Defective PCB. Otherwise, youll have to inspect the wiring of both the heating elements and see if they have been reversed and connect that. Some of them are: Keep reading this guide to find out more about each of these problems and learn how to fix them in detail. What is the Richmond Hybrid Electric Heat Pump Water Heater all about? Stop and follow the safety precautions as above if you smell any gas. If incomplete combustion is detected, the water heater corrects the problem to provide clean, efficient water heater operation at all times. Why is my electric water heater keep turning off? Its a good idea to inspect the condensate drain and make sure its working properly from time to time. Inspect to see whether the tank is full of water. Were moving on to more serious issues and four blinks arent a good sign. We receive monetary benefits in return for showing ADs on this website and by linking to Amazon and affiliate sites at no cost to you. Turn off all electrical power to the appliance. The most common reason behind it is a clogged neutralizer. Replace the flammable vapor sensor with a new one. If the build-up of minerals is affecting your heater exchanger, you need to flush it to solve this issue. This helps conserve energy and prevent a build-up of dangerous hydrogen gas. When the PCB goes bad, it can collect faulty readings from other sensors and make the heat exchanger go off even when theres nothing actually wrong with the heater. A higher EF is only one of many reasons why tankless water heaters cost less to operate. The main ones are poor installation, improper ventilation, blockage of the pressure switch tube, and incorrect blower operation. Make sure that all joints are secure and that all combustion air-inlet and vent pipe supports are all in place. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Some of them are: Dirty Heat Exchanger. Fix Electric Stove Not Working After Power Outage, contact Richmond Power Vent customer service, Noritz Tankless Water Heater Code 16 [Why + How To Fix], Noritz Tankless Water Heater No Water Flow [Reasons + Fixes], Noritz Tankless Hot Water Heater Codes 11 And 12 [Why + How To Fix], How To Reset Bradford White Water Heater [Ultimate Guide], Bradford White Water Heater No Status Light [Why+ How To Fix]. Mar 9, 2015. Through the sight glass, inspect the pilot burner flame with the main burner off and inspect the main burner while firing. As the heat exchanger itself got blocked, the water filter is severely clogged at that point, and replacing it is the right thing to do. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . More often than not, this issue is caused by carbon deposits on the electrode. Secondly, seeing the status light alternate between bright and dim also indicates that there are no issues. Start by making sure that the pressure wiring is okay and the hose is not bent out of shape. An example of data being processed may be a unique identifier stored in a cookie. The Richmond Hybrid has a 10-year tank leak warranty and a 10-year parts warranty. Chlorinate the water supply as a way 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. ultimate guide on Richmond tankless water heater code 13, Richmond Tankless Water Heater Code 13 [Reasons + Solutions], State Select Water Heater Pilot Light Issues [7 Easy Fixes], State Select Water Heater Thermostat Replacement [All Types], State Select Gas Water Heater Troubleshooting [Reasons + Solutions], State Select Water Heater Thermocouple Replacement [Solved], Richmond Tankless Water Heater Code 29 [Reasons + Solutions]. All Right Reserved by HeaterFixLab. In case of a TCO limit lockout, this error code shows up. The blower may need a replacement. The most common reason behind it is having a poor gas supply thats not sufficient to light the heater. The reference mark A or 1 mark represents an approximate water temperature of 130oF. Its a safety device and it automatically breaks the power circuit to the heating element to prevent scalding. Allow several gallons to flush through the discharge line to an open drain. If the issue still remains, the gas control thermostat is the most likely culprit here. The most common reason behind it is a clogged neutralizer. 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. If you are unable to light the main burner to your Richmond power vent water heater, it may be due to the following issues: There are several possible causes for this problem: Check this too: Kinetico Water Filter Troubleshooting. Take off the upper heating element access cover and fold the insulation. Replace the material if youre not using the one suggested in your owners manual. 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. It is most likely lower than needed. Set the thermostat dial to the lowest setting by turning the thermostat dial clockwise until it stops. If there is more than 6 (15.2 cm) of core wire is exposed at either ends of the rod, replace the anode rod. Your units jacket air holes need to be checked for obstruction. Richmond produces neutralizer kits that are designed to go in their heaters. Since the thermal well is at fault here, start by checking the wiring. If thats not it, theres a strong chance that theres dirt build-up on the pilot tube. When the neutralizer gets clogged, it can restrict the flow of water. Checked the exhaust. Blocked Air Intake. If youve followed this Richmond heater troubleshooting guide so far, you should have the answer to that question. You can also clean the burner by scrubbing with mild detergent. 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. Check proper connection of line neutral and hot wires. Test the blower first before replacement. The Power Direct Vent is a seal combustion, direct vent water heater that may be installed up to 60 feet away from the homes outside wall. If the circuit has flipped off, flip it on. Apart from that, the other potential reasons that cause this issue are: Restricted Gas Flow Bad Igniter Faulty Gas Solenoid Valve Venting Issues Worn Out Igniter Warning Harness It has recently been showing a code on the intellivent control for ignition failure (from chart on side of heater), manual says system in lockout mode. Lastly, check the valve error codes. (Residential gas is approximately 0.62; and residential electric is approximately 0.92). Fix the gas pressure if something is wrong with the gas supply and thatll take care of this issue. 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. It indicates water temperature sensor failure, It indicates Combination Gas Control failure. Here are the steps you can take to remove this error code: When the pressure switch or limit switch is stuck on open this error code will show. In this guide, youll learn about the common blinking codes for both gas and electric heaters. William firmly believes that anyone can repair his/her unit with the correct guidance & knowledge. Toggle the ON/OFF switch located on the lower assembly to the OFF position. First, open the lower element cavity and connect the leak sensor if it was disconnected. Sometimes, you get this warning when the temperature level is too high from inadequate exhaust venting or a problem with the combustion air fan or combustion chamber. Turn the gas control knob counter-clockwise to the ON position. Youd be dealing with a clogged neutralizer most of the time. Blocked vent system- Have a qualified service technician evaluate vent system for blockage. Pilot burner orifice is clogged- You need to clean or replace the pilot burner. Power Supply Issues. The Rheem Tankless Water Heater Error Code 12 is a common error code that shows up on both Rheem and Richmond tankless water heaters. But if the wiring is okay, then you need to replace the thermal well. Get answers to all the most frequently asked questions (FAQs) about Heating, Cooling & Water Heating. To resolve the issue, follow these troubleshooting instructions: This indicates that there is a problem in the combination gad valve driver circuit. This monitors the temperature of the heat exchanger and will shut the unit down if it exceeds a safe temperature. Put the new heating element in place of the old one. Pay close attention to the status light to figure out whats wrong. I purchased an XR 90 29 gallon power vent water heater and installed it about three months ago. Close the valve on the cold-water pipe feeding the water heater. Gas supply is off or too low to operate. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . Press and release the COOLER button until the desired setting is reached to decrease the temperature. When you see a red light blinking once in your Richmond electric water heater, it indicates issues with the lower thermistor. Visually inspect the pilot burner and main burners annually. Code Display Cause; E2: Ignition failure - doesn't detect flame signal: E3: Abnormal combustion - after detection of flame signal, system lose the signal There is a condensate drain in your Richmond encore tankless water heater that helps remove the harmful condensate from the heater. Code 11 means that the ignition system has failed. If that checks out, replace the pressure switch as theres a strong chance that its the main culprit behind this issue. Gently remove the PCB from the heater. An easy way to tackle this error code is to ensure a steady gas supply. As it filters the minerals, the neutralizer can get clogged over time. Heres a shortcut on how to solve the eight-four flash issue: Weve discussed the blinking light codes youll frequently occur in the Richmond gas water heaters. The Combination Gas Control comes set at its lowest setting for safety purposes. Often, some parts will go bad in other heaters because of this issue. Start very cautiously by checking out the area around the FVS and make sure that there are no harmful gases present. Copyright 2023 Grid Sub | Fuzion BlogbyAscendoor | Powered by WordPress. Open the drain. 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. Before removing the anode rod, make sure the cold water supply is turned off. It indicates that the pressure switch is stuck closed. Hope this helps. Richmond Power Vent Water Heater Error Codes [7 Easy Solutions]. Do not expose the flammable vapor sensor to water, solvents or cleaning agents. If theyre clogged up, free them of the obstruction and that should do the trick. Examine the entire system, and remove anything blocking the vents. This error code indicates high water temperature limit tripped. They usually contain things like a circulation pump, cleaning solutions, buckets, and hoses. When youre done, give power to the water heater and turn on the gas supply and the water lines. This feature improves the energy efficiency of the water heater. 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. FV sensor detected presence of flammable vapors. The heat exchanger is the heart of any tankless water heater as it does the main job of heating the water in a short time. Drain the water heater and piping if they might be subjected to freezing temperatures. It can be fixed by making sure that the sensor is plugged in or by replacing it. The good news is that you can easily check if your thermistor is at fault. The line of this condensate trap should be different from the one you use for your water heater. 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