> Replace the faulty thermopile, & weak pilot flame. If you see below 400 millivolts, be sure it is defective. This troubleshooting guide will explain all those factors responsible for your Honeywell water heaters major problem and their practical solutions. First up, check the thermostat for an accurate reading. It a Rheem Performance gas hot water heater. Continue with Recommended Cookies. One of the most common problems that can develop in older Honeywell water heaters is something referred to as a pilot light going out. Also, check the thermostat to see if the temperature is correctly set or not. Here you go: To test the thermopile, you just needa multi-meter to read the millivolts. For safety reasons, you should make sure that the gas is turned to the off position when you are doing any work to the water heater. You should not take on any project like this unless you know exactly what you are doing. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Defective thermopile> Test the thermopile electrically. The reasons behind this difficulty are: Before your too-hot Honeywell water heater creates any major hitch, you need to fix it immediately. Start with the easiest thing first, and work your way down the list. Using your manual, enter the thermostat configuration and change the system type setting and re-attempt to call for heat/ return to step 1. It ensures a constant flame to light the burner. COPYRIGHT 2023. Turn the control knob to the OFF position. If the flames color is red, yellow, green, or anything other than bright blue, this means that something else is inside of the gas and is burning along with the methane. And then, pry off the igniter from the plastic assembly. It may be rust, oil, grime, dirt, or excess air in the system. If this doesn't work, then it might mean that the spark electrode is defective so you will have to replace it before being able to light your pilot light again. This is going to be a pricey fix, so make sure you have been thorough with the rest of the troubleshooting. The other leading reason for the low heating problems include: The Honeywell water heater is making noise because the fan has to turn on quickly to create a flow of air through the heater. Attach the red positive lead to the red thermopile wire. Once heating is required, the gas control valve will discharge gas into the main burner and the pilot light will ignite the gas. Just set the gas control knob to Off position for 5 to 7 minutes to let the gas clear out. Chances are there may be an easy fix or a fix that you can do yourself, without calling in a plumber. This issue is most likely caused by one of the following: If your gas water heater has an electronic ignition system, you should never attempt to light it by hand. The electrode should release a spark simply by pressing the piezo igniter. Anyway, from this article, you are getting the complete solutions guide related to the status light no blinking issue. When yourHoneywell water heater pilot light wont light, your heater will stop heating. (Seconds! One possibility is that the power to control may have been lost. If the main control valve is bad, your water heater igniter will not be able to light the pilot, no matter how many times you try. Set the gas control knob to PILOT. Then, click on the igniter multiple times and look for a spark. When your heater heats water, the tanks sediment bed generates steam bubbles, creating noise. Then try again to relight the pilot. Use a Multimeter to check the voltage drop across the valve. Your Honeywell water heater igniter is not working due to loose igniter wiring, dirty thermopile, and bad igniter. A defective thermocouple is the root reason for a water heater keeps turning off issue. If your pilot flame lights but keeps going out, its vent is most likely dirty and/or clogged. There is no universal answer to this question as it will vary depending on the model of water heater that you have. Now learn all the probable reasons in detail and how to break down the culprits with ease by following the suggested methods. Honeywell Water Heater Control Not Working. Most new electric igniter water heaters will have a control board. Locate the thermopile on the burner assembly. Any of these can be the reason behind the issue. However, to know more about the exact causes and solutions of all the above troubles, keep reading this articles each point. Why Is Honeywell Water Heater Status Light Not Blinking? This article discusses some problems when the lighting does not work on Honeywell water heaters. Here are the Honeywell water heater issues explained with their easy solutions: Note: Also read to know how to fix Honeywell water heater sensor failure. To better understand how yours works, you will need to know what type you have. Continue with Recommended Cookies. If the igniter seems dirty, clean it by using an emery cloth. Your igniter should light the gas directly if it is a hot surface ignition. It may also be caused due to a failing pressure switch. As a result, the igniter fails to ignite the burner. Step #2: After that time, set the control knob to the pilot position. Another solution is resetting the unit by pressing and holding down both buttons for three seconds. > The temperature sensor detects too-high water temperature. The status light on the gas control valve will not blink if there is an interruption in the gas supply to your water heater. The electronic igniter, will either light the pilot light or will light the gas directly. You will need to have some tools handy, as well. Common solutions for: Honeywell Water heater not lighting 01 - Honeywell Water Heater Igniter Some water heaters use an igniter to ignite the gas. Do not try to light it manually, to avoid safety issues. If the igniter wires come loose from their connector, the controller will receive no signal for ignition. You will need to wait a few minutes, in between lighting it. Over time the mineral builds up on your gas water heaters bottom area. The malfunctioning of the pilot is the major one among them. As a result, it will not work the way it should. The main reason for the Honeywell water heater not becoming hot enough is the malfunctioning of the thermostat. Honeywell Hot Water Heater No Status Light [7 Easy Solutions] 1. Ensure your heater is getting adequate gas pressure, Correctly set the thermostat setting (Not too high or too low), Clean your heater pilots carbon deposit to remove its restriction, Lint/dust blocked the FVIR flame arrestor, Turn on your heaters temperature dial to set the desired temperature, Replace the not-functioning or damaged thermostat, Properly clean the main burner lines blockage, blocked FVIR flame arrestor, and filthy filter, Gas valve and thermostat assembly malfunction, Shorted out or malfunctioning heating element, Replace the malfunctioning thermostat, defective gas valve and thermostat assembly, and faulty heating element, Set your heaters temperature at the perfect level, Spiders in the pilot line or clogged line, Following the manufacturers instructions, turn your heaters knob clockwise or counterclockwise, Unscrew the pilot line, properly clean it or replace it, Ensure your heaters safety mechanism is working properly, Lose drain valve, or the valve is not closed completely, Faulty or leak temperature and pressure relief valve. Remove the front access panel of your water heater. To solve this problem, use a wire brush to remove any dirt or corrosion from the inside circuit at the top of the water heater tank and try lighting it again. Press and hold down on the gas control knob, or pilot set button. Step #5: Keep holding the knob untilthe maximum voltage is reached. 2 Flashs = Thermopile low voltage. If there is no continuity or poor contact, you may need to replace your heater thermostat. If you have a natural gas-operated water heater, the pressure reading will be in between a 5-8 water column. A Honeywell water heater will overheat if it isnt receiving enough heat from the furnace or hot water tank. > Replace the bad gas control valve, thermostat knob, faulty outer door, weak pilot, and faulty thermostat to ensure proper gas supply to the heater. The igniter on Honeywell water heater wont work because of these three reasons: If you want to ignite the unit again to comfort the ice-cold conditions, you must address those issues and solve them. If the spark electrode wont produce a spark, the electrode itself is likely defective and needs replacing. There are several reasons behind the no blink on the Honeywell Status light. If the thermostat is not set at a comfortable temperature, adjust it to the correct setting. Move the brush back and forth and clean the base area properly. Finally, you have to reset the tripped thermal switch to get back the element function again. Tighten the thermal switchs wire lead connection, Ensure your heaters proper gas supply and pressure, Set the thermostat temperature at the proper level and make sure it is not exceeding, Excessive sediment build-up in the heater, Faulty inlet control valve or partially closed valve, Prevent and clean your heaters excessive sediment build-up, Replace the defective inlet control valve, and lousy check valves, Make sure the inlet control valves are open, Control your heaters water pressure fluctuations, Inadequate tank size or too small water heater, Restricted pilot due to carbon deposit build-up in it. Comment and tell us whether you successfully solved your Honeywell heaters issues or not. Check all wiring connections. If the power is OK, then it may be a problem with the igniter itself. These can include problems with the water heaters storage tank or coils, which would require expensive repairs or replacement. Your water heaters control knob will not turn off or move to the pilot position if it is stuck in the On position. Below, I will break down everything you need to know to let the igniter function again. Here you go: First up, turn off the power to your water heater. Why does my water heater pilot light keep going out? Therefore, you should always consult the instructions from your manufacturer. Replace the bad drain valve. Make sure the white igniter is snugly inserted into the white or orange connector. Whatever the problem, first reset your heater and find if resetting could fix your heater issues or not. Clean the pilot tube using a sharp object to remove the blockages. The water heater is a AO Smith HCV 40 300. One possibility is that the electrical wiring to the igniter is damaged. Failure Of The Pilot If you determine that it has the correct voltage, then you will need to move on to the next possible issue. The igniter itself when out of the control panel sparks fine but when connected it does not spark at all. Now if the pilot isnt lighting the burner, the water will not heat. If your hot water heater suddenly stops working, chances are a bad thermocouple has shut off the gas to the pilot light. Typically, an igniter on a water heater lasts around 7 to 15 years. The gas shut-off valve is not opened all the way. Dirt or corrosion on the spark electrode usually interferes with the flow of electricity to the pilot light and can cause it not to ignite. Also, check the wiring connection. Save my name, email, and website in this browser for the next time I comment. Continuously thermopile generates electric power while the gas valve/temperature knob is turned off. Also, your heaters lower thermostat malfunction causes slow hot water recovery. The most common. Also, dirty pilot tubes, faulty gas valves, and clogged air vents are other possible reasons behind this. Let it be cool. It also implies RAM loaded over 90% and the battery life reduced to 15% or less. When this happens, your burners wont ignite and your homes water will be freezing cold. Then, insert the connectors again and ensure they are fully inserted and tight. Insufficient air supply may be the culprit due to a clogged air screen. Make a proper adjustment to the thermostat. Honeywell heaters flashing error codes give you a false indication that your heater is going through a problem. Instead, they use electronic ignition or a spark ignitor to ignite the gas. Tripping this safety component is one of the most common scenarios among water heater owners. Performance & security by Cloudflare. If no spark is coming, check the igniter connection for any corrosion. You will see two black connectorson the gas control valve. Heater No Status Light 3. Your Do You Need Water Heater Repair Services? Fortunately, I will put you through the grind to resolve those problems I mentioned. If the heater pilot light keeps going out, be sure there isa faulty, misaligned, dirty, or damaged thermocouple responsible for this. Honeywell Water Heater Pilot Light Wont Light? A thermocouple is an important part of your electric kitchen or gas grill. Start troubleshooting simply by increasing the thermostats temperature as the temperature may turn down anyhow. If the power to the water heater is not working, then either the circuit breaker or fuse may need to be replaced. Heater Overheating 9. Similarly, there are some other causes due to the water heater igniter not working: Honeywell water heater leaking is one of the common problems among water heater users. One of the most common problems that can develop in older Honeywell water heaters is something referred to as a pilot light going out. You will need to check your users manual, to find out which of the blinking lights, and codes, are causing the problem with your igniter. However, the most standard procedure for lighting a gas water heater pilot light is as follows: Again, this process may vary slightly based on the make and model of your water heater. Either the pilot light is going out, or the pilot light is failing to start. We will get back to you ASAP. > Bad outer poor thermostat knob/gas control valve set to on position. Sediment build-up at your water tank bottom leads to premature rusting. However, the unit could be experiencing any of the following issues: On the other hand, if the pilot wont light but you do have a spark, this means that gas is not reaching the pilot. They are red/green or blue. However, if this method fails, you might have to replace it altogether in order to provide sufficient heat throughout your home during these frigid winter nights. Or from your water heaters front, the water can leak. Wait for a while and look for any corrosion on the electrical connection. Extracted igniter wires that come out of the white connector are the first I blame most. Continue with Recommended Cookies. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. Start with inspecting the igniter wire (its either white or orange). Use your multimeter, to test how much voltage is going to the igniter. Get free, zero-commitment quotes from pro contractors near you. Warning. Alternatively, if the pilot light goes out right after you light it, you want to reset the door switch, or high-limit reset switch. At the same time as youre holding down the pilot switch, press on the piezo igniter. Just follow the below few simple steps to relight the pilot with Honeywell Gas Control Valve: Step #1: Start by turning off the gas control knob to the Off position. Why does my Honeywell water heater keep shutting off? If it isn't flowing, replace the SmartValve. If you have been having trouble with your hot water heater not igniting, then there could be several issues. What will happen if the water heater gets a high-temperature shutdown? The gas will need to disperse, and then you will be ready to try it again. When you click the igniter to light your pilot flame, there should be a tiny spark happening inside of the pilot. Another serious problem you can often experience is yourHoneywell water heater wont ignite. 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. Induced draft water heater. Dont miss to check the gas valve. When the igniter goes bad or becomes faulty for some reason, the honeywell water heater pilot stops lighting all of a sudden. Still, if the knob remains in the same position, you should do the following: Note: Dont use any oil to fix the stuck knob. If the white or the orange igniter wire comes loose, ensure you tighten it up or insert into the white connector. 12. Clean out clogged debris from the vents using a vent cleaning brush and make them blockage-free.