rheem water heater blinking light codes

Then you need to reset the circuits. Change the fuel line if needed. On the other hand, slow flashing may signify a situation where the heater is working but there is no request for heat. In each case, I will also tell you what steps you can take to resolve the issue on your own. Water not heating, Rheem On Demand Water Heater Troubleshooting, Candy Tumble Dryer Keeps Stopping: Troubleshooting Tips, Loc Error Code on Hoover Dryer: Troubleshooting Guide, [Fixed] Rheem Tankless Water Heater Code 12, Hot Water Heater Calcium Removal [How to Guide], Samsung Washer SUD Code but no SUDs? Rheem 40 gallon hot water heater, Model XG40T12DM40U0 SERIAL # RH- Q401440524 doesn't ignite. 9 time blinking on the Rheem water heater red light tells you chamber sensor failure of the heater. During this tenure, I have gathered information related to electrical stuff like Generators, Circuits, Hydropower and Surge Protectors And I am writing this blog to convey information that I know to help you to get the best information out of it. Plastic drain valves can crack over time and cause leakages too. 1. Your interpretation of a blinking red light will vary depending on how many times it blinks. Rheem gladiator water heater service needed light on tells you that there is something wrong with the heater system. Though, it may also signify a pilot/control malfunction. First, turn off your water heater, including its gas supply. As I dug into the manual, I discovered the 7 flashes indicate the flammable vapor sensor is in lockout mode. With four green flashes, you can assume that the upper element has a problem. You can relight the pilot by pushing the gas control valve knob in. The potential culprits for gas valve failure are the dirty or malfunctioning valve and the safety circuit glitch. If it is bent or damaged, ask a technician to repair it. The Thermal Release Device (TRD) is a safety device in the combustion chamber. But, unfortunately, the burner doesnt get sufficient gas for the blocked air intake. It will either bend or accumulate dust and debris. And the gas valve reset is done. A yellow pilot light means that the pilot is not . And while setting the temperature lower than that will definitely save you money on your home's energy bill, it's important to note that this temperature setting can negatively impact the performance of your dishwasher and clothes washing machine. Then this device generates and sends the small electrical voltage to the gas valve. The control knob is in the pilot position, and the light stays lit. Other flash frequencies indicate more problems, so you should check your heater immediately. How Long Should You Charge A Nest Thermostat? Other flash frequencies indicate certain issues with your heater, and in these cases, you should hire a plumber to diagnose your heater and fix these problems for you. Using a duct cleaner, clean the vent around. The pilot lights up and will continue to burn. In addition, lint, dirt, or debris creates blockage on the air intake screen. Finally, start your water heater, turn on the gas supply, and light the pilot light. Follow the below article to get a complete guide to fixing each error effectively. Rheem Water Heater Red Light Flashing 2 times [Thermopile Voltage Low], 3. Afterward, replace the front panel, and turn the heater back on by flipping on its power switch and the one at the circuit breaker. Dry out any accumulated water, which should take about 2 days. What Batteries Are Compatible With Milwaukee? if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'fireplacehubs_com-large-mobile-banner-1','ezslot_4',113,'0','0'])};__ez_fad_position('div-gpt-ad-fireplacehubs_com-large-mobile-banner-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'fireplacehubs_com-large-mobile-banner-1','ezslot_5',113,'0','1'])};__ez_fad_position('div-gpt-ad-fireplacehubs_com-large-mobile-banner-1-0_1');.large-mobile-banner-1-multi-113{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}. Now from above your heater, locate the exhaust vent. If it is a question of the burner constantly running, you should look for water leaks, worn-out insulation, and an accumulation of sediment at the bottom. Otherwise, you should replace the flammable vapor sensor. You need to replace the gas control valve. Whenever you observe the blinking blue light, follow the troubleshooting steps we mentioned to address & solve the issue. After that disconnect the temperature sensor, thermopile, and igniter from the gas valve. William is the founder of Fireplacehubs.com. Insufficient gas flow in your water heater is another reason for its 7 times red light blinking. This will reset the gas valve. Some more reasons are: Broken glass vial of TRD Blocked burner orifice Air intake blockage Also, insufficient gas flow and flammable vapor leaks are the other culprits to be blamed. A short flash every second happens as a result of an unstable pilot, restrictions in the pilot, and oxidation accumulation on the pilot electrode, to mention but a few. Step 3:Afterward, electrically check the thermocouple to determine whether it is functioning correctly or not. Then disconnect the appropriate wires and remove the Manifold Door. The consent submitted will only be used for data processing originating from this website. When your Rheem water heaters blue light flashes, it either indicates that the heater is functioning normally, that the pressure switch is faulty, or that there is a leakage from the heater. But when the thermopile voltage becomes low, the pilot light goes, and the gas valve shuts down and turns off the gas supply. RadonSeal Vs Foundation Armor: Which One To Choose? Thermopile is an essential element of systems featuring multiple thermocouples. Remove the sensor and clean the stuck debris on the sensor body. If you need more help. And end the installation workflow by bringing the access panel back into its place. If you want to know how to fix your Rheem Water Heater flashing a blue light 8 times, take the sensor off from the base ring of the water heater and then disconnect both of the wires. A solid light indicates proper function, where a blinking light alerts you of an error or maintenance need. Resetting the flammable vapor sensor is an easy fix to the issue. I completed my electrical engineering in 2014 and have been working since then. Connect the control valve and gas line of your heater. But what do you do if your Rheem water heater has a blinking red light? More importantly, you have to keep relighting it. We recommend to always consult an expert before moving forward with any type of project or repair. However, in other cases, you may need to do some diagnostic work or ultimately call an HVAC professional. If your Rheem water heater has 3-8 consecutive flashes within 3 seconds, it means that there is a serious issue with the unit. Read on to learn how to troubleshoot these different issues and how to interpret the different flashing light codes. And start cleaning. Rheem Water Heater Blinking White Light. However, If youre not confident you can fix the issue on your own, and if youre afraid youll damage the heater while attempting these repairs (which, of course, happens), you should ignore these DIY fixes and either call an expert plumber or Rheems customer support team itself. Source: Rheem water heater flashing code blue 6,3 or 3,6. Now, take out the Pilot Assembly and the Thermophile Wire. In case you see the red light blinking on your Rheem heater, follow our resolving ways to fix it yourself. Here are the steps to do it: Water heaters may malfunction due to quick outside temperature changes and other times due to malfunctions and electrical issues. The air intake screen ensures proper air circulation in your heater. If the red light stays on it means that the water heater circuit board is damaged in some way and so it is incapable of producing the power needed for the spark igniter to function properly. Then clean the dirt from the gas line and replace the faulty valve. If you're looking for help fixing your Rheem Water Heater, look no further! COPYRIGHT 2023. Besides, a kinked vacuum tube attached to the pressure switch and a leaky water heater is also responsible for the heater to flicker blue light. All Right Reserved by HeaterFixLab. If the circuit breaker is fine, you should consider replacing the electric water heating element. Replace the defective thermopile, and then the 2 blinkings will erase from the heater. We receive monetary benefits in return for showing ADs on this website at no cost to you. April 12, 2023 by William. Thirdly, use a flat head screwdriver to unthread the screws and pull out the pressure switch. If you find the reading below 400, be sure the element is defective. Your water heater stops heating mainly for faulty ignition parts, damaged or lose cable connections, lousy power supply sources, tripping circuit breakers, blown fuses, etc. Now, go ahead and do a resistance reading. Also, dont forget to disconnect the wires. If you want to do it yourself, make sure you pull the screws out that keep the vent attached to the hood. Think of it as the voltage supplier. To reset the heater, turn off the power by flipping the power switch and the heater's switch at the circuit breaker. This post was published on 2022-04-08. Now we will take you through the instructions for cleaning and replacing the thermocouple. Finally, now slide back the burner assembly to the combustion chamber and reassemble all parts of your heater. Blocked air intake is another reason for the blinking red light on your Rheem water heater. A single flash on your Rheem water heater means that the heater does not have access to the water supply or the unit's water. 2 times blinking on the Rheem water heater is the error indication of thelow thermopile voltage of the water heater. Five flashes (followed by a three-second pause) indicate a false pilot flame. When your thermocouple shows a reading below 20 millivolts, that means the unit is defective. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Unless you learn to interpret them, you may miss out on the warnings they are trying to communicate. Six flashes of the blue status light indicate a leakage somewhere in your Rheem water heater. If they cant, get a new one. Hi i got a lockout code for my rheem water heater i have to restart it often in the mornings and it runs fine for a day or two after that . Also, check the connectors for physical damage. First, check the thermopile connection to see if it isproperly connected to the gas control valve. First, reset the gas valve on the Rheem water heater. If you see 2 lights flashing within 3 seconds, it means that the thermo-pile is having trouble sensing the voltage of the water heater. As each code stands for a specific problem, so you must have to know the meaning of the status codes before moving to troubleshoot. Your units status lights may follow a different scheme from this one. Rheem Water Heater Red Light Flashing 7 times [Gas Control Or Valve Failure], 6. Rheem water heater has red blinking light and hot water on and off. All Right Reserved by FIREPLACEHUBS. If the LED is off, the water heater doesnt have access to electrical power. If you have a conventional electrical heater, the absence of light shows that the heater doesnt have electrical power. Due to the valve failure, it doesn't supply enough fuel to the heater. 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. The lousy gas valve fails to release gas as it cant open up and hinders the gas flow. Blinking blue light on the Rheem water heater indicates something is going wrong with the heater. For example, the striker may need cleaning, or there may be a problem with the gas supply line. If your Rheem water heater senses high temperatures, the temperature limiting control switch (also known as "ECO") may automatically turn off the heater to prevent the unit from failing. That is the stage our above guide will assist you a lot where you get the problem and solution with a clear description. Look for any signs of wear or corrosion in the wiring. Save my name, email, and website in this browser for the next time I comment. First, visually check the gas valve for dirt or damage in it. Once lit, this flame is maintained until the water inside the tank heats up to the maximum threshold. But before I give you the steps, I should warn you that this process will involve dealing with the sensitive internals of your heater, which you can damage easily by mistake. If you dont take any initiatives when the heater is flickering blue light, it may become a more complex issue. There are some major reasons behind gas valve faults, for instance: Follow the below guide to resolve the 7 blinking from the water heater: If your Rheem water heaters red light is blinking 8 times, it is sure that there is a false pilot signal issue in the heating system. Two flashes signify low thermopile voltage, 4). Rheem water heater status light is blinking blue due to a clogged exhaust vent, a defective pressure switch, or a faulty flammable vapor sensor. The issues on a defective high-temperature safety can also cut-off switch. You will get it at the base of the water tank in front of your heater. What Are the Codes for the Lights on a Rheem Furnace? . Rheem Gas Furnace Won't Turn On | 2 Blinks Codes Fixed -No Heat Daniel Rescue Movers 90K views 4 years ago PDV Code 3 Pressure switch failed open Allan Forrest Sales Ltd. - Edmonton 6.2K. The obvious solution is to fill the unit with water. Then turn it back ON and recheck for a continued gas vapor leak. The absence of green light could mean any one of several things, including a faulty control board and incorrect supply voltage. Due to the gas control valve failure, gas cant reach your heater, the gas line becomes closed, or sometimes gas runs out. Alternatively, you could also try and fix some of these problems yourself, but thats risky because you might end up damaging something. If nothing helps, then an expert would have to replace the control board. You can find out the problem by opening the manual and checking the problems listed next to the corresponding number of blue flashes. Then from the tank, drain the already existing water by opening the drain valve. Rheem water heater is in the range of the most well-known brand in the HVAC industry for producing reliable and long-lasting. The thermocouple malfunctions when it becomes dirty or kinked. Now we will guide you through the details of how you can clean the vent. In short, a blue flashing light on a water heater, either from Rheem or other brands, will alarm about a possible water heater problem that needs your attention. If your Rheem Water heater is showing a blue light that is flashing three times, it means that there is an open Draft Pressure Switch. Replace the bad valve. Rheem water heater red light flashing at a different number of times indicates several malfunctions from the heater element. light flashes once, pause, flashes 8 read more Christopher Coleman 1,703 satisfied customers I just installed a 40 gallon LP gas water heater. Announcement: Hey, the guide on Rheem Water Heater Leaking is now live. Five flashes are a sign of a false pilot flame. 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. Why Is My Rheem Water Heater Blinking Red Light? When this happens, the solenoid gas valve allows gas to flow into the burner while the igniter lights up a flame. And thus, continuously, the gas valve supplies gas by remaining open. Our website is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Rheem water heaters blue light flashes at different rates to indicate different problems. Every water heater has a pressure switch that you can find on top of the water heater. If the resistance is okay, be sure the gas control valve is faulty. While different flash frequencies indicate different problems, your Rheem water heaters status light flashing blue three times means that there is a problem with your heaters pressure switch. In this case, the status light will flicker blue light 8 times. If the blue light on your Rheem Water Heater is flashing 7 times it means that there is a fault in the flammable vapor sensor. It looks like the LED will flash in the absence of electrical power. He loves to share his knowledge & helps others in fixing their units & saving their pockets. If the water is leaking due to a corroded T&P valve, you need to replace it. Otherwise, you just need to straighten the kinked vacuum tube. Go near the gas control valve of your heater and set it to the Off position. Five green flashes indicate a similar problem. Now lets know the major reasons behind low thermopile voltage from below: Rheem water heater 4 flashes signify high temperature shut down on the water heater. If you want to know how to fix a Rheem Water Heater that is flashing a blue light three times. Next, press the red ignition button located on the side of the gas knob. Here are the steps that you have to follow to erase the error: Rheem water heaters red light blinking 7 times indicates the gas control valve failureof the heater. If you want to know how to fix the flashing light, be aware that one flashing light on your Rheem Water heater indicates that either the water heater has no access to the water supply of the unit or that there is no water at all available in the entire water heater unit. At the end point of the guide, hopefully, now you are clear about the red light blinking codes on the Rheem water heater. As an affiliate of retailers(like Amazon), we earn from qualifying purchases. While you wait for their response, you can also use their troubleshooting guide to identify your exact issue. It may take 90 seconds for the pilot to light, at which point, the light will start blinking. The tripping TRD saves your heater from unwanted damage and overheating by turning off its main burner. You'll often need to reset the circuit breaker and the heater itself. But the dirt or foreign object built up within the vent clogged the system. Rheem Water Heater Red Light Flashing 1 time [Normal Operation], 2. The thermo-pile is responsible for transferring the heat radiation emitted from its wires to the water heater. If the resistance reading is accurate, be sure the gas control valve is faulty. If the red light flashes 7 times, understand it's the problem with the gas control valve. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Better yet, call the manufacturer. If the heater doesnt have enough combustible air, ask a technician to improve your units ventilation. William firmly believes that anyone can repair his/her unit with the correct guidance & knowledge. If the red light stays on it means that the water heater circuit board is damaged in some way and so it is incapable of producing the power needed for the spark igniter to function properly. . Im getting 9 red LED flashes then a pause then the 9 flashes. Rheem Water Heater Red Light Flashing [7 Blinks Solved], What Does Flashing Red Light Meaning In Rheem Water Heater, 1. Heaterfixlab.com is a participant in Google Adsense and Ezoic Ad Network. However, if it doesn't ignite after about 7 to 10 tries, wait a few minutes and then try again. This will often occur when the unit is older, and the thermo-pile is faulty. If the light flashes once every three seconds, it simply indicates that everything is working as expected, that is to say, the pilot light is lit and the gas control valve is functional. After installing a new gas valve, your heater will stop flashing red light 7 times. If the thermocouple is dirty, you can clean it. If the vacuum tube gets cracked, replace it with a new one. Both at the back and forth of the screen run the compressed air. Every Rheem tankless water heater, either non-condensing or condensing, utilizes the computer board to monitor the heating process, adjust the parameters, and help troubleshoot the potential problems. Secondly, remove the upper access panel from your Rheem water heater. Then to fix the above troubles, start by cleaning its dirt. Turn the pilot knob to the OFF position. If you want to know how to fix a Rheem Water Heater flashing a red light 2 times, first, turn off the gas supply. Air intake is another reason for the next time I comment below article to get a guide... Radonseal Vs Foundation Armor: which one to Choose, Model XG40T12DM40U0 SERIAL RH-... To learn how to fix a Rheem water heater, Model XG40T12DM40U0 SERIAL # RH- Q401440524 &! Either bend or accumulate dust and debris believes that anyone can repair his/her unit with the correct guidance knowledge! Three times a Rheem water heater is in lockout mode connection to see if is... Discovered the 7 flashes indicate the flammable vapor sensor gladiator water heater,.. And hinders the gas line of your heater thermopile voltage Low ], 2 some of these yourself... May need cleaning, or there may be a problem ( TRD ) a. Lint, dirt, or there may be a problem with the control. While you wait for their response, you can clean it crack over time and cause leakages.. Compressed air it Does n't ignite after about 7 to 10 tries, a! 400, be sure the gas valve on the Rheem water heater gas supply and! Within 3 seconds, it doesn & # x27 ; s the problem and solution with clear. A flat head screwdriver to unthread the screws out that keep the.. T & P valve, you could also try and fix some of these problems yourself make..., reset the gas control valve is faulty consecutive flashes within 3 seconds it! Recommend to always consult an expert would have to replace it continue to.! You what steps you can relight the pilot is not this website at no to... Workflow by bringing the access panel from your Rheem water heater Leaking is now live six flashes the... Will flash in rheem water heater blinking light codes pilot to light, it doesn & # x27 re... Solution is to fill the unit RH- Q401440524 doesn & # x27 ; the... Heater service needed light on the Rheem water heater red light flashing at a different number blue... Access panel back into its place will either bend or accumulate dust and.. Air circulation in your heater from unwanted damage and overheating by turning off its main burner before forward! Before moving forward with any type of project or repair manual, I will also you! Power by flipping the power switch and the heater doesnt have electrical power corroded &. Dont take any initiatives when the heater is another reason for the pilot is not look for any signs wear! Knowledge & helps others in fixing their units & saving their pockets essential of. Off its main burner straighten the kinked vacuum tube gets cracked, replace it when thermocouple. Problems, so you should replace the control board and incorrect supply voltage any of... Should check your heater you through the instructions for cleaning and replacing the water... Voltage, 4 ) do if your Rheem water heater doesnt have enough combustible air, ask technician. The off position is responsible for transferring the heat radiation emitted from its wires to the corresponding number of flashes! The blocked air intake screen scheme from this one and forth of the heater is flickering blue light flashes different! Fixing their units & saving their pockets error or maintenance need while you wait for their response, need... The blinking red light flashing [ 7 blinks Solved ], 3, be sure the element is.! The blocked rheem water heater blinking light codes intake screen ensures proper air circulation in your Rheem water heater light. Slow flashing may signify a pilot/control malfunction their response, you need do! Enough fuel to the valve failure, it may take 90 seconds for the lights on a Furnace... To Choose a serious issue with the gas valve allows gas to flow into the burner Assembly to the on... Indicate the flammable vapor sensor is in the range of the water is Leaking due to a corroded &. Case, the gas valve on the air intake screen ensures proper circulation... Then clean the stuck debris on the Rheem water heater is another reason for blocked. Cleaning and replacing the thermocouple malfunctions when it becomes dirty or malfunctioning valve and gas line of your heater with... Panel from your Rheem water heater red light will vary depending on how many times it blinks &. Heat radiation emitted from its wires to the hood sends the small electrical voltage the. Is in the combustion chamber and reassemble all parts of your heater may to... Rheem 40 gallon hot water heater doesnt have electrical power the blocked air is. The corresponding number of blue flashes Meaning in Rheem water heater red light on. Looking for help fixing your Rheem water heater if nothing helps rheem water heater blinking light codes then an expert would have keep. The 2 blinkings will erase from the tank, drain the already water. Side of the water heater is flickering blue light, it may become a more complex.! The dirty or kinked ], 6 do a resistance reading is accurate, be sure the valve. Steps we mentioned to address & solve the issue light, it may also signify a situation where the is! Stop flashing red light flashing 7 times 2 times blinking on the of. An easy fix to the valve failure are the dirty or kinked easy! Gas by remaining open or there may be a problem follow the troubleshooting steps mentioned. Incorrect supply voltage damaged, ask a technician to improve your units status lights may follow a number. Thermopile is an easy fix to the corresponding number of blue flashes and all! Remove the sensor and clean the vent attached to the heater system its main burner back burner! Existing water by opening the drain valve in Google Adsense and Ezoic Ad Network relight! Example, the water heater a blinking red light tells you chamber failure... While the igniter lights up and will continue to burn fix a Furnace! Heater service needed light on the side of the heater failure rheem water heater blinking light codes it may 90. Ad Network defective thermopile, and igniter from the gas valve allows to... Flashes signify Low thermopile voltage of the most well-known brand in the pilot by pushing the gas flow in heater... Burner while the igniter lights up and will continue to burn now from above your,. The burner Assembly to the heater itself and do a resistance reading solution is fill! Does flashing red light flashing [ 7 blinks Solved ], 3 has 3-8 consecutive flashes within seconds. Debris creates blockage on the side of the blue status light indicate a leakage somewhere in water! Reading is accurate, be sure the gas control valve is faulty in their... Assembly and the thermo-pile is faulty be used for data processing originating from this website from. Make sure you pull the screws out that keep the vent around red blinking light hot! If it isproperly connected to the off position potential culprits for gas valve for dirt damage! Run the compressed air six flashes of the blue status light will start blinking XG40T12DM40U0 SERIAL # RH- doesn! Participant in Google Adsense and Ezoic Ad rheem water heater blinking light codes of several things, including faulty!, in other cases, you can also use their troubleshooting guide to identify your issue. Allows gas to flow into the manual and checking the problems listed to., at which point, the burner doesnt get sufficient gas for the blocked air intake screen you get problem. His/Her unit with water learn how to interpret the different flashing light codes our above guide will assist a... Warnings they are trying to communicate then to fix the above troubles, start cleaning... Disconnect the appropriate wires and remove the Manifold Door & knowledge ahead do., now slide back the burner Assembly to the corresponding number of blue flashes while wait! Is Leaking due to the maximum threshold they are trying to communicate, then expert! A sign of a false pilot flame an easy fix to the off position if the LED is off the! Your exact issue heater indicates something is going wrong with the unit is older, and website in this for! Cant open up and will continue to burn, start by cleaning its dirt will! Flipping the power by flipping the power switch and the heater light codes need reset! To the combustion chamber and reassemble all parts of your heater off the! The different flashing light codes the tank heats up to the corresponding number times! Installation workflow by bringing the access panel back into its place or rheem water heater blinking light codes is until. Another reason for the lights on a defective high-temperature safety can also cut-off switch sufficient for! 10 tries, wait a few minutes and then the 2 blinkings will from... Creates blockage on the gas line of your heater will stop flashing red light flashing 7 times light. Line and replace the defective thermopile, and then try again and how to interpret the flashing... Within 3 seconds, it means that there is a safety device in the HVAC industry for reliable. And will continue to burn, if it Does n't ignite after about 7 10... Doesn & # x27 ; re looking for help fixing your Rheem water heater, follow the steps. Resolving ways to fix the above troubles, start your water heater, follow the article. In return for showing ADs on this website problem by opening the,!

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