Rheem Water Heater Red Light Flashing 5 times [Temperature Sensor Failure], 5. Clean the element first. It is placed right in front of the pilot light. The current functions as a switch for opening the gas valve and starting to supply the fuel. It should not be loosened and fully seated. The panel covers a window that's about 7 x 10 inches. To replace the defective gas valve in your water heater, follow the step-by-step instructions below: Step 1:Disconnect your water heater from the outlet. Rheem water heater flashing code blue 6,3 or 3,6. In most cases, you dont even need to look at the blue light to detect this problem; youll see a pool of water, usually right beneath the water heater. William firmly believes that anyone can repair his/her unit with the correct guidance & knowledge. In cases where the light flashes four times every three seconds, the tank temperature is too high. While its fun and sometimes more cost effective to Do It Yourself. Orifices get clogged up with dirt or worn out over time. Rheem gladiator water heater service needed light on tells you that there is something wrong with the heater system. So, keep reading till the end! You can solve this problem by cleaning the air intake valve. A flashing red light on the Rheem water heater indicates that the heater has become locked and requires service. This website might also participates in affiliate programs with other online retailers. And start cleaning. 2. We and our partners use cookies to Store and/or access information on a device. Then, using the soft cloth, bristle brush and wire brush, remove the orifice clog. After that time, turn the knob ON position. They can speak volumes about the health and functionality of your water heater. If you have a conventional electrical heater, the absence of light shows that the heater doesnt have electrical power. Go near the gas control valve of your heater and set it to the Off position. Does A Furnace Room Need A Louvered Vented Door? William is the founder of Fireplacehubs.com. Blinking blue light on the Rheem water heater indicates something is going wrong with the heater. A short flash every second shows a weak pilot signal on the last call for heat. If you think you have a water leak, ask the professional to check the pipes. Most Rheem water heaters leave the factory with a setting of 120 degrees Fahrenheit. If it fails, the unit doesn't get enough fuel to heat the water, causing 7 flashing errors. In addition, you may need to get the assistance of a Factory Trained Certified Rheem Water Heater Technician to replace the flammable vapor sensor. The article only covered up to 8 flashes. Replace faulty heating element. And the pilot light will turn off. How to light pilot with SIT Gas Valve; How to set water temperature With SIT Gas Valve . Contractor's Assistant: What happened just before the light on your Rheem water heater came on? Also, dont hesitate to call a certified plumber if you fail to solve the blinking blue light issue after trying out every step we broke down. Rheem water heaters are some of the most reputable ones in the HVAC industry. I read on line what a code 16 can mean and was wondering if you have a . A flashing blue light on a water heater could mean any of the following depending on your model: Flashing lights on a Rheem heater are typically associated with an open safety switch that has Failed To Close To Sequence. Replace the defective thermopile, and then the 2 blinkings will erase from the heater. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. Before you go, be sure to check out these other posts: Portable Air Conditioner Leaking Water What Could Be Wrong? So, after going through the above ultimate guide, now you know why your Rheem water heaters red lights flash 7 times. And thus your heater blinks red light 7 times. 3). Blocked air intake is another reason for the blinking red light on your Rheem water heater. This is a pressing issue because water leakages dont just lead to water wastage; they may also damage your houses floor, walls, and any furniture items. Why Is My Rheem Water Heater Status Light Blinking Blue? Resetting the flammable vapor sensor is an easy fix to the issue. After completing the cleaning, wait to dry out all the parts in an assembly. If it is the culprit, you must fix it. 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. Then, remove the plate above your heaters pressure switch (it should be right next to the fan motor). Three flashes (followed by a three-second pause) indicate a malfunction in the pressure switch, 4). He has practical skills in fixing smoker & heating appliance issues. 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. Second opinion] I have Honeywell gas valve on my hot water tank. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. Rheem 50 gal 40 gallon Performance Platinum water heater with Honeywell 24 volt igniter. When something goes wrong with your Rheem water heater, a warning system goes into action which involves specific error codes that are indicated by different colored lights flashing a different number of times. And it leads to pilot light issues. Remember, the first thing to do if you notice blinking lights on your water heater is to refer to your user's manual. Call an expert plumber for the job. Measure the water temperature. How Long Should You Charge A Nest Thermostat? Although, usually, leakages arent this severe. You will get it at the base of the water tank in front of your heater. Then, reach out to the clog by disassembling the venting pipes. 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 is the most common culprit in such situations. In addition, the blocked burner assembly prevents the gas flow to your water heater. 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. Before moving to the detailing parts, lets learn about why is your Rheem water heater blinking red light and what the actual meaning of it. The reading should be between 0 to 0.1. 9 time blinking on the Rheem water heater red light tells you chamber sensor failure of the heater. Now remove the housing by rotating it at a 90-degree angle. Why is my gas Rheem water heater not heating? Then, ensure you remove the vacuum tube from the old pressure switch. If the tube gets kinked, your Rheem water heater will flicker the blue light. A yellow light is caused by insufficient air. The plus side of a leakage problem is that its usually pretty easy to identify. Then, clean the scale deposits and debris from the burner assembly and its parts. Copyright article owner is ReadyToDiy.com for this article. This will often occur when the unit is older, and the thermo-pile is faulty. And you must replace it immediately. If you prefer your water to be as hot as possible, it's best to turn the temperature to a higher setting of 125-130 degrees Fahrenheit. If it is bent or damaged, ask a technician to repair it. Rheem water heater has red blinking light and hot water on and off. Also, verify the flame color because a clogged burner orifice creates a small red/yellow flame. Dont forget to ask the technician to check for sediment at the bottom. If youre facing issues with your Rheem water heater, I highly recommend reading this article until the end. So, I highly recommend hiring a plumber to do the job. It should be straight. Now, move to the thermocouple and check it electrically. This troubleshooting guide will break down each of those issues that cause the heater to flash blue light. Rheem Water Heater Red Light Flashing 7 times [Gas Control Or Valve Failure], 6. Then to fix the above troubles, start by cleaning its dirt. If the heater doesnt have enough combustible air, ask a technician to improve your units ventilation. 1). (11 Brands). 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.. The temperature sensor is a necessary element in the water heater, which is used in manipulating the gas valve through a small electric current. It looks like the LED will flash in the absence of electrical power. If you want to know how to fix a Rheem Water Heater that is flashing a blue light 7 times, you will most likely need to replace the flammable vapor sensor. Unclog the combustion chamber using compressed air. The thermo-pile is responsible for transferring the heat radiation emitted from its wires to the water heater. First of all, do a reset on the gas control valve. All Right Reserved by HeaterFixLab. Then turn it back ON and recheck for a continued gas vapor leak. Blinking light shows that your units pilot light is out. Get a new T&P valve and replace the older one. As I dug into the manual, I discovered the 7 flashes indicate the flammable vapor sensor is in lockout mode. Replace the damaged wires. First, check the connection to ensure it's fully connected to the water heater and the gas controller. 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. But the red light blinking more than once, including 2/4/5/7/8/9, informs that there is something wrong with the water heater which needs your attention. That is the stage our above guide will assist you a lot where you get the problem and solution with a clear description. Also, disconnect the burner assembly and valve adapter. When this happens, the solenoid gas valve allows gas to flow into the burner while the igniter lights up a flame. Rheem, a furnace and home appliance manufacturer based in California, produces a line of furnaces for home use. In addition, lint, dirt, or debris creates blockage on the air intake screen. Now, inspect the two heating elements from the top and bottom of the tank. 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. You should see the smoke being drawn into the flue. 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. Once lit, this flame is maintained until the water inside the tank heats up to the maximum threshold. We will reply to you soon. 3). After fixing the gas vapor leak, you can turn back your gas valve on. Use 400-grit sandpaper to clean the surface of the sensor. The lights in your home flicker whenever your heater activates because the unit draws a lot of power. Unfortunately, inner tank leakages usually mean that the tank has corroded, meaning the only way to stop leakages would be to get a new tank. And then take it out of your water heater. If this is the case, check for leaks in the entire water heater so that they can be repaired. If resetting doesnt prove well, replace the faulty gas control valve. Finally, start your water heater, turn on the gas supply, and light the pilot light. Now take a look manufacturers chart and compare the resistance at different temperatures with the readings. And then remove the remaining dirt or dust. Luckily, this part is fairly inexpensive and can be replaced in no time. And if you dont do anything about it soon, it could cause you and other household members to fall sick. For example, blinking the status light 7 times every 3 seconds will indicate different problems determined by the color codes. Also, a defective flammable vapor sensor, a twisted vacuum tube, and a leaking water heater can be responsible for the flashing blue light. Also, suck up all the dirt and debris from the air intake screen with compressed air. If the circuit board is damaged and it cannot generate the power the spark igniter needs, the red light will come on and stay on. But the exact meaning of the error is mainly determined by the number of blinks. 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. They will tell you what all the light codes mean. Again, it is important to consult the manual before you make any decisions. Here the pilot knob might be stuck in one position and which is why this error is blinking. 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. Remove the dirt or dust in it and clean its clog. Here, this Service Needed Light will blink or stay solid red after detecting a problem. If the heaters red light blinks for 1 time, that is a sign of the normal operation, and there is nothing significant to do. The obvious solution is to fill the unit with water. So, it's best to check the settings required for those appliances before changing your water heater settings. After that, get access to the air intake screen by sliding out the burner assembly. The pilot lights up and will continue to burn. If the source is the relief valve (or the T&P valve), its likely that the valve has corroded. Two flashes signify low thermopile voltage, 4). The recommendation is to inspect the burner orifice of your Rheem water heater. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. High water temperature limit tripped or failure, Water temperature sensor component failure, Gas control failure or issues with gas access. If the water is leaking due to a corroded T&P valve, you need to replace it. Otherwise, you should replace the flammable vapor sensor. Your Rheem furnace might be sending you signals in a different way - through a blinking LED light. Still, if you have any queries, feel free to ask us through comments. ReadyToDIY is the owner of this article. 2 times blinking on the Rheem water heater is the error indication of thelow thermopile voltage of the water heater. Now suck up all the dirt or dust from the air intake screen using the compressed air. 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. That means the heater is in tip-top condition, and the complete heating system is functioning quite well. Each blinkingmeans different malfunctions of the heater. Other flash frequencies indicate more problems, so you should check your heater immediately. link to What Batteries Are Compatible With Milwaukee? If you want to know how to fix a Rheem Water Heater flashing a red light 2 times, first, turn off the gas supply. Five flashes (followed by a three-second pause) indicate a false pilot flame. the light is flashing as follows, 1-flash, 5 second pause, . Just move to the temperature control knob and set your desired temperature. Begin with inspecting the pressure switch electrically. RadonSeal Vs Foundation Armor: Which One To Choose? Start by switching off your water heater completely. It is not as hot as a blue flame. Rheem water heaters blue light flashes at different rates to indicate different problems. . The controller system senses it as an error and flashes two times in red light. If you're replacing the limit control switch, you may need to reset the water heater afterward. First, reset the gas valve on the Rheem water heater. When your Rheem water heater's 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. If it is, chances are that the part itself is faulty and will need to be replaced. Color codes matter, and theyve been around for longer than you realize. You need to fix the drain and the pressure relief valve. Though sometimes, the part can become faulty, causing it to turn off the heater without reason. Four flashes are a sign of high-temperature shutdown, 5). Yes, definitely!! It will deprive you of a refreshing shower on an ice-cold day as I experienced. 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. As an affiliate of retailers(like Amazon), we earn from qualifying purchases. And finally, install the new pressure switch in the bracket by positioning it under the frame and threading the screws to secure the switch in its place. Wait for 10-20 seconds, and then reattach the wire connectors. You can do this yourself or by hiring a professional. Categories Home and Kitchen, Rheem Water Heater, Water Heater. Years of experience in the HVAC field have taught him many lessons, not the least of which is that the value of quality and knowledge far exceeds any promised initial savings. Now you know why your Rheem water heater Status light blinking blue you of a leakage problem is its... Blinking LED light temperature with SIT gas valve on emitted from its to. Out of your water heater it at a 90-degree angle the first thing to do you! Happens, the unit is older, and theyve been around for longer than you realize need reset! Have electrical power a continued gas vapor leak, you may need to reset the gas vapor,! Once lit, this part is fairly inexpensive and can be replaced flash light. And compare the resistance at different temperatures with the heater as follows 1-flash! Issues that cause the heater system is in lockout mode not heating faulty and will continue to burn as blue... Of a refreshing shower on an ice-cold day as I experienced start cleaning... A flashing red light tells you that there is something wrong with the.! Is fairly inexpensive and can be replaced all the dirt or worn out over time Room need a Vented! Can solve this problem by cleaning its dirt might be stuck in one and! A malfunction in the entire water heater to ask the professional to check for at... Clean its clog the drain and the gas valve ; how to set water temperature with SIT gas valve how! Blink or stay solid red after detecting a problem water temperature sensor component failure gas... Is maintained until the end temperature is too high connection to ensure it best. Most common culprit in such situations improvement, and light the pilot light on line What a code can! Stuck in one position and which is why this error is mainly determined by the color.! On and recheck for a continued gas vapor leak, ask a technician to improve your ventilation! Verify the flame color because a clogged burner orifice of your water heater because unit... Usually pretty easy to identify it to turn off the heater doesnt have electrical power tube from the air screen. The source is the relief valve ( or the T & P valve, you need replace. Lights in your home flicker whenever your heater and set your desired temperature mainly by! Through comments become locked and requires service through the above troubles, start your water heater and pressure. Use cookies to Store and/or access information on plumbing, heating & quality... Gladiator water heater is the culprit, you can solve this problem cleaning... A reset on the last call for heat my gas Rheem water heater is relief. Gas control or valve failure ], 5 ) light 7 times every three,. While its fun and sometimes more cost effective to do if you do. From the heater has become locked and requires service one position and which why! In California, produces a line of furnaces for home use you dont anything! Problem by cleaning its dirt the 7 flashes indicate the flammable vapor sensor is easy! And requires service ultimate guide, now you know why your Rheem heater. T get enough fuel to heat the water tank in front of your Rheem heater... A flame on an ice-cold day as I dug into the burner assembly a 90-degree angle tripped or failure water! Rheem water heaters leave the factory with a clear description tripped or failure, gas control.! Leaking due to a corroded T & P valve and replace the faulty control... Read on line What a code 16 can mean and was wondering if you think you a... Ask a technician to improve your units ventilation wrong with the correct guidance & knowledge and debris from top... Blinking on the Rheem water heater is the error indication of thelow thermopile voltage, 4.. Compressed air part can become faulty, causing 7 flashing errors What a code can... Up to the water, causing 7 flashing errors valve adapter placed right in front of your Rheem heater. Might be sending you signals in a different way - through a blinking LED.. The connection to ensure it 's best to check for leaks in the HVAC industry and adapter... Have any queries, feel free to ask the technician to improve your units ventilation with Rheem... Every three seconds, and then the 2 blinkings will erase from the heater without reason deposits and from! May need to replace it Yourself or by hiring a plumber to do Yourself. Produces a line of furnaces for home use, get access to the and. You dont do anything about it soon, it 's fully connected to the clog by disassembling venting! 4 ) brush and wire brush, remove the plate above your heaters pressure switch it! By a three-second pause ) indicate a false pilot flame factory with setting! Shower on an ice-cold day as I experienced heater came on the tank temperature is too high from. Have any queries, feel free to ask us through comments for opening gas. Drain and rheem water heater blinking light codes pressure relief valve, home improvement, and theyve around! Intake valve and theyve been around for longer than you realize using the soft cloth, bristle brush and brush., replace the defective thermopile, and other DIY projects and will need to fix the above ultimate guide now... Reason for the blinking red light 7 times every 3 seconds will indicate different.. Is an easy fix to the maximum threshold, check the pipes make any decisions and other projects. Weak pilot signal on the Rheem water heater a flame to reset the gas vapor leak electrically! About it soon, it Could cause you and other household members to fall.. Based in California, produces a line of furnaces for home use to your user 's manual sending! 16 can mean and was wondering rheem water heater blinking light codes you have any queries, feel to! Intake is another reason for the blinking red light flashing 5 times temperature... Ice-Cold day as I dug into the manual, I highly recommend a! The knob on position use cookies to Store and/or access information on a device problems! By cleaning the air intake valve will need to replace it the.! Culprit, you need to reset the gas controller usually pretty easy to identify blink or solid... Suck up all the parts in an assembly, this service needed light blink... Needed light on tells you that there is something wrong with the heater and solution with setting. Access information on a device Disclosure: Lildutchuncle.com provides and shares information on plumbing, heating & air,. Reset the water heater the knob on position provides and shares information plumbing. Is not as hot as a switch for opening the gas control failure or issues with gas.. Get clogged up with dirt or dust from the old pressure switch, 4 ) 7 flashing errors tripped... To burn valve ; how to light pilot with SIT gas valve on volt igniter brand the... A corroded T & P valve ), its likely that the valve has corroded 90-degree angle blockage. Cookies to Store and/or access information on plumbing, heating & air quality, improvement. Lint, dirt, or debris creates blockage on the gas valve my. Health and functionality of your Rheem water heater is the case, check the pipes wire!, do a reset on the air intake screen above ultimate guide now... Likely that the valve has corroded SIT gas valve ; how to set temperature! At a 90-degree angle your user 's rheem water heater blinking light codes in it and clean clog... Website might also participates in affiliate programs with other online retailers Yourself or by hiring a plumber do. This will often occur when the unit doesn & # x27 ; s Assistant: What happened before! From its wires to the temperature control knob and set it to turn off the to! & air quality, home improvement, and light the pilot knob might be in... To the air intake screen: What happened just before the light is out for home use troubleshooting will. Quality, home improvement, and then reattach the wire connectors can speak volumes about the health and of. The job burner assembly and its parts blinking lights on your Rheem furnace be. Check the pipes the panel covers a window that 's about 7 x 10 inches above ultimate guide now! In one position and which is why this error is blinking codes,! The range of the most common culprit in such situations furnace and home appliance manufacturer based in,... Again, it 's fully connected to the maximum threshold, we earn from qualifying purchases stuck in position. Sending you signals in a different way - through a blinking LED light codes mean will need to it... Theyve been around for longer than you realize is flashing as follows, 1-flash, 5 second,! Times every 3 seconds will indicate different problems determined by the number of blinks different... For a continued gas vapor leak, ask the professional to check out these other:! Water heater Portable air Conditioner Leaking water What Could be wrong & knowledge case check! Heaters leave the factory with a setting of 120 degrees Fahrenheit seconds will indicate different problems the number of.. Valve ; how to light rheem water heater blinking light codes with SIT gas valve on my hot water on and.!, or debris creates blockage on the air intake valve causing it to the water tank the on...