We recommend you reset the gas valve first following the steps below to fix its hitch. The malfunctioning gas valve, contaminated gas, dirt or debris build-up in the gas line, etc., interrupt the gas supply. If you have recorded six flashes, there is issue on a malfunction in the control board that has caused the unit to lockout. 1). How To Install Owens Corning Garage Door Insulation Kit. Although, usually, leakages arent this severe. If you havent, this is as good a time as any to start because those lights are important. If the reading is off, replace the dead temperature sensor. Dampen a paper towel with water. The Thermal Release Device (TRD) is a safety device in the combustion chamber. Orifices get clogged up with dirt or worn out over time. Rheem Water Heaters flashing blue lights means that there is a problem with the water heater which you can find listed in a chart in your owners manual. Why does my pilot light keep going out after replacing the thermocouple? Rheem water heater flashing red light 2 times is the error indication of the low thermopile voltage of the water heater. However, in other cases, you may need to do some diagnostic work or ultimately call an HVAC professional. You should attend to this warning light to prevent complications. If this is an issue you encounter, understand there is a leak in your hot water heater that causes the unit to blink blue light. Solution: Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. 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. If you need more help. The gas control valve is a necessary element that regulates the gas flow. Then, replace the Thermophile Wire and feed them through the Manifold Door. Flashing red light 1 time in the Rheem water heater signifies the normal operation of the system. A healthy FVS resistance range should be between 11k ohms-45k ohms. Measure the water temperature. After that disconnect the temperature sensor, thermopile, and igniter from the gas valve. Error Code 29 The heat exchanger's outlet temperature is too low. This is the reset button. Otherwise, you should replace the flammable vapor sensor. Disconnect its all connections once you find the thermocouple. Hold it near the base of the vent pipe. Also, dont forget to disconnect the wires. Then to fix the above troubles, start by cleaning its dirt. The panel covers a window that's about 7 x 10 inches. 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. Just inspect the tubing to the pressure switch. Then, my first suspicion goes to the exhaust vent. 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. He has practical skills in fixing smoker & heating appliance issues. That means the heater is in tip-top condition, and the complete heating system is functioning quite well. If the resistance reading is accurate, be sure the gas control valve is faulty. After that, properly clean the burner assembly and all its components. Save my name, email, and website in this browser for the next time I comment. Regarding this, you need to inspect the exhaust vent on top of the water heater for a blockage. Then this device generates and sends the small electrical voltage to the gas valve. Some more reasons are: Also, insufficient gas flow and flammable vapor leaks are the other culprits to be blamed. Generally, Rheem water heaters flicker two light codes- red and blue. Have you ever stopped to wonder what the various lights on a water heater mean? Replace the broken vial. And you must replace it immediately. While its fun and sometimes more cost effective to Do It Yourself. Use a vacuum hose to vacuum up all the dirt. If the pilot light is out, not only will the water remain cold but you wont see the flame. Rheem produces a line of high-quality water heaters that are well known for their durability and longevity. Then, find the air intake screen of your heater. When your Rheem heater flashes again after resetting the gas valve, you must replace the valve. Start by removing the front panel and then rotating the gas knob on the water heater clockwise so that it is in the "Off" position. Afterward, clean all the dirt from the inside of the vent using the vacuum hose. As an affiliate of retailers(like Amazon), we earn from qualifying purchases. Toshiba Air Conditioner Operation Light Blinking-DIY Guide. 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. Replace the damaged wires. It is placed right in front of the pilot light. You'll often need to reset the circuit breaker and the heater itself. Why Is My Air Conditioner Making Chirping Noises? And thus, continuously, the gas valve supplies gas by remaining open. Just move to the temperature control knob and set your desired temperature. Wait for 10-20 seconds, and then reattach the wire connectors. Rheem Water Heater Red Light Flashing 8 times [False Pilot Flame Signal], 7. 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. Other flash frequencies indicate more problems, so you should check your heater immediately. Quick Solutions: First, locate the flame sensor from the burner assembly. 2). If the water is leaking due to a corroded T&P valve, you need to replace it. 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. Also, suck up all the dirt and debris from the air intake screen with compressed air. Color codes matter, and theyve been around for longer than you realize. The obvious solution is to fill the unit with water. Still, if you have any queries, feel free to ask us through comments. First, reset the gas valve on the Rheem water heater. This control is able to monitor all aspects of the sequence of operations of the water heater and provide fault code assistance in the event of mechanical failure. You need to replace the gas control valve. One flash means that the unit is operating normally, 3). If your Rheem water heater is flashing white light, it shows that your pilot light is out and the water will still be cold. Start by zeroing in on the source or sources of the leakage. Also, verify the flame color because a clogged burner orifice creates a small red/yellow flame. 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. To change the water temperature setting, you'll simply need to turn off the power to the water heater on the unit and at the circuit breaker. Then properly clean the dirt or debris build-up from the burner. This post may contain affiliate links. If the LED is off, the water heater doesnt have access to electrical power. A Rheem Water Heater that is flashing a blue light 8 times indicates that the Flammable Vapor Sensor is Out of Specification and the thermostat well and the sensor are either faulty or might be unplugged. First, shut off the gas supply of your Rheem water heater. Alternatively, you could also try and fix some of these problems yourself, but thats risky because you might end up damaging something. I'm getting a Code 16 on my Noritz tankless water heater most every morning when the pipes are a bit cold. Get a new pressure switch (same model and size). Every answer they provide is corrupted by their desire to maximize Is Brown Or Blue Wire Positive? The current functions as a switch for opening the gas valve and starting to supply the fuel. We hope this post has given you insight into why your Rheem water heater may have blinking lights. Rheem Water Heater Blinking White Light. They're known for being reliable and long-lasting. If your water heater is not working The Honeywell valve gas is used by Rheem , AO Smith, Whirlpool and others. For this, disconnect the thermopile by wriggling it a bit. Now move through the FVS of the heater as it may in lockout mode. 1). It will deprive you of a refreshing shower on an ice-cold day as I experienced. So, after going through the above ultimate guide, now you know why your Rheem water heaters red lights flash 7 times. 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. Then from the tank, drain the already existing water by opening the drain valve. As I dug into the manual, I discovered the 7 flashes indicate the flammable vapor sensor is in lockout mode. If they cant, get a new one. Now, move to the thermocouple and check it electrically. Thus the gas valve on your heater stops functioning. 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. For more information regarding leaking and repairing Rheem water heaters, check out these articles. Flammable Vapor Sensor Goes Out of Specification, Rheem Power Vent Water Heater Troubleshooting. RHS32 & RHS42 Blue light: - steady: System is performing normally - flashing slowly: Low salt level. Next, remove the screws holding the access panel in place on the front bottom of the heater. Itproduces a small voltage of electricity that is needed to continue the ignition. Also, ensure sufficient air circulation in the unit. If it tripped, reset it. Your Rheem water heater red light flashing 7 times due to a defective gas control valve, venting obstructions, thermocouple malfunction, etc. We recommend you turn off the water heater until you resolve the blinking light problem. The absence of green light could mean any one of several things, including a faulty control board and incorrect supply voltage. Take out the insulation and panel of your Rheem water heater. Your Rheem water heater status light will also be blinking blue if the flammable vapor sensor goes out of specifications. The article only covered up to 8 flashes. To check the exhaust vent, start the heater and run it for several minutes. Rheem water heaters are some of the most reputable ones in the HVAC industry. Finally, if none of these outer connections seem to be the problem, the leakage is probably sourced from the inner tank. If you have a condensing unit, then: Clean the air inlet screen and the heat exchanger's fins. The responsive factors for 9 times error blinking include: The common signs that define that you need a new water heater are getting rusty water out of the tap, making strange noises, not getting hot water, the heater overheating, water leakage, and many more. It may take 90 seconds for the pilot to light, at which point, the light will start blinking. And you can find there a small vacuum tube attached to the pressure switch. Resetting a Rheem water heater is fairly straightforward. But the dirt or foreign object built up within the vent clogged the system. Then, clean the scale deposits and debris from the burner assembly and its parts. 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. Give the water heater about 30 to 40 minutes to heat up again and test your water temperature throughout the day to ensure that it's working properly. But the red light can also flash in situations where the flame sensor rod has either corroded or accumulated rust flakes that are causing a short.