Unclog the heater vents and air intake. > Test the thermopile electrically. Have patience when working on these things, and make sure that you are taking the correct safety precautions. First up, check the thermostat of the heater and replace the defective one. What will happen if the water heater gets a high-temperature shutdown? Inspect the flex tube to test whether it is kinked from any portion. Water heaters can seem a little bit intimidating since they use gas, and heat, to warm the water. Follow the solutions below and make sure your Honeywell heaters status light is blinking. But make sure youre not pulling it. Then, unscrew the manifold tube, pilot tube, and gas supply tube from the gas control valve. Then, insert the connectors again and ensure they are fully inserted and tight. Finally, inspect and replace the broken anode rod. When you click on the igniter, there should be a tiny spark happening inside of the pilot. > Replace the faulty thermopile, & weak pilot flame. Afterward, use a screwdriver to remove the plastic face of the control valve. Finally, you have to reset the tripped thermal switch to get back the element function again. If none of these is the issue, it could be something more advanced, like a bad thermocouple. Sometimes, electronic ignition water heaters wont light due to improper voltage or loose wires. Note: You can also read how to fix Honeywell hot water heater status light blinking 7 times. Either the pilot light is going out, or the pilot light is failing to start. Clean the drainage area so that it doesnt get clogged anymore. Also, this guide has the solutions to other hitches like the heater not heating, overheating; the burner wont ignite, error codes, etc. Ensure the valve is properly tightened to the connection. The spark is small, and the igniter is deep inside the base of the water heater. If, for whatever reason, there isnt a pilot light or it gets blown out, the thermocouple will cool and stops generating electricity, causing the gas valve to close and the unit to shut down. How do I reset my Honeywell water heater? 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. We need them to do laundry, take showers, clean dishes, and much more. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Then properly clean it, Ensure your heater is getting an adequate gas supply, Air in the gas line or insufficient air supply, Replace the malfunctioning thermopile, bad gas control valve and its lousy wiring, tripping thermal switch, & stuck gas control knob, Tighten the gas control valves wiring connection, Clean the gas lines air and ensure the sufficient air supply. Most new electric igniter water heaters will have a control board. If the water heater shuts down due to a high temperature, it will need to be replaced. Make sure you have a set of screwdrivers, a socket set, and a multimeter. 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. link to How To Organize A Bathroom Closet. If the igniter wires come loose from their connector, the controller will receive no signal for ignition. Heater Overheating 9. The best part is- I will also walk you through 3 simple steps to replace the igniter if its at fault. You will need to know how to properly light your electric ignition 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. The below table will provide you with a clear idea: i. If the FV sensor detects any issue near the heater, it will prevent your heaters ignition possibility by going into lockout mode. Problem with the thermocouple: Thank for your feedback. Then, check and replace the bad gas control valve. Sometimes it may be an easy fix, such as a loose wire, other times, it may be something more advanced, such as a bad thermocouple. How long does the igniter last on water heater? Make sure that the power of the water heater is turned on. A lack of combustion air, there creates carbon monoxide in a greater amount which blows out the pilot. Unfortunately, this often means that you need to replace the spark electrode. The most common. A carbon deposit may create a restriction making it too difficult for the gas to reach its ignition point. Wait for a few moments to clear out any gases in the lines. I live on the Eastside and went to Eastwood High back in the day. COPYRIGHT 2023. 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. 575K views 8 years ago AO Smith Gas Water Heater This video provides step-by-step instructions for replacing the igniter and flame sensor on AO Smith gas water heaters. how to fix Honeywell water heater sensor failure, How to Reset Honeywell Thermostat? 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. link to How To Organize A Bathroom Closet. After cleaning, reassemble the pilot assembly. The Honeywell water heater has 3 types of blinking lights. As a result, it will not work the way it should. A condensing water heater uses two heat exchangers. 2. Heater Igniter Not Sparking 3. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. If the control board is faulty, it might also need to be replaced. When the gas is burned from the primary heat exchanger, the second exchanger draws heat from the exhaust. Honeywell Water Heater Troubleshooting You can observe a green LED indicator on the water heater gas control when your Honeywell water heater not working. When the water pressure within the tank of a water heater reaches a steady stream, the ignition process is signaled to continue by means of a faulty pressure switch that has closed some sort of circuit. Manage Settings Anyway,the process to test your own thermopile is relatively simple. A Honeywell water heater will overheat if it isnt receiving enough heat from the furnace or hot water tank. Usually, when your heaters pilot light stops lighting or goes out, your water heater will stop heating. First of all, clean the pilot line and make sure no dirt or debris is clogging the line. Next, remove a screw from the bottom of the Honeywell Gas Control Valve. 1 Flash = Normal Operation. One of the most common problems that can develop in older Honeywell water heaters is something referred to as a pilot light going out. Another possibility behind the malfunctioning of the control system includes: If your Honeywell water heater is not turning on, it may be because of a problem with the electrical system. > Ensure all the snug electrical connections to the gas control valve. Check for gas leaks. If you are getting too much voltage, (over 125 VAC) it can cause your igniter to fail. Then, ensure that the reset button of the thermostat is working correctly. Save my name, email, and website in this browser for the next time I comment. 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. > Faulty thermostat knob, or gas control valve. Thenswitch the dial to very hot for 10 seconds. She grew up surrounded by constant home improvement projects and owes most of what she knows to helping her dad renovate her childhood home. Some other issues related to the water heater not turning on: If you are seeing the blinking light on your Honeywell water heater, it is likely that the element is not working properly and needs to be replaced. Legal Disclosure:Lildutchuncle.com provides and shares information on plumbing, heating & air quality, home improvement, and other DIY projects. Inspect the base-ring filter and the flame arrestor to look for any dirt and debris. In short, the igniter doesnt work if its wiring comes out of the white connector. Wait for a while and look for any corrosion on the electrical connection. Reset the tripped thermal switch. You can easily replace this part yourself for cheap, or consider hiring a professional to ensure that it is properly installed. Whether the unit be underpowered or there is a bad thermocouple, lets take a look at what you can do when an electronic ignition water heater wont light. Leave it for 10-15 minutes to clear any remaining unburned gas from the air. Now check for sediment build-up at the bottom of the tank as it may be the culprit for reducing the amount of heat. COPYRIGHT 2023. The heater overheating can result in a burn or scald in the household. 185.23.118.97 Manage Settings Whether it be identifying the problem or replacing a part, let's take a look at what you should do when your water heater igniter won't spark. You will need to have some tools handy, as well. The Honeywell water heater troubleshooting guide has the solutions to all its major problems such as the heater keeps shutting off, the pilot wont light, no status light, and the heater making noise. Use your multimeter, to test how much voltage is going to the igniter. For example, disconnect the igniter wires and the thermocouple wires from the gas control valve. Clean out clogged debris from the vents using a vent cleaning brush and make them blockage-free. When the igniter goes bad or becomes faulty for some reason, the honeywell water heater pilot stops lighting all of a sudden. If a flame isnt detected, the ignition process will stall and your burner will not light. > Replace the bad gas control valve, & thermostat. Just follow the below simple steps I described below to make the replacement correctly: First off, turn the main gas supply valve clockwise to stop the gas supply to the unit. The igniter will have multiple wires that go to it. (Seconds! When you have a problem with your water heater, you will need to do some troubleshooting and some testing. Honeywell Water Heater Pilot Light Wont Light? The other reasons for water heater shutting down unexpectedly include: A water heater can overheat for many reasons, but the most common cause is a failure of the thermostat. > Replace the faulty, broken, bent, or damaged temperature sensor. Why Is Honeywell Water Heater Status Light Not Blinking? Most Honeywell water heaters with electric gas valves need just 12 volts for the valve to work. Where can I order the parts ( Thermopile, Igniter, etc.) Turn gas supply on at valve and spray leak detector on all fittings. Your heaters pilot light stops lighting when it faces restriction due to the carbon deposits build up in it. This means, if the power is out, you will not be able to light the hot water heater. It will purge the air from the gas line. The igniter itself when out of the control panel sparks fine but when connected it does not spark at all. The error codes flashes 0, 1, 2, 4, 5, 7, & 8 times. Next, reattach everything like the wiring, manifold tube, and pilot tube to the gas control valve. Learn more, Facebook II Twitter II Pinterest II Linkedin. First up, check the thermostat for an accurate reading. Fortunately, I will put you through the grind to resolve those problems I mentioned. Basically,thermopile in an open circuit test reads 650 to 850 millivolts. Can you replace an igniter on a gas water heater? I see absolutely nothing inside the little window on the hot water heater. After that, switch to hot for 10 seconds and to pilot for 10 seconds. Now, check the spark wire and ensure it is grounded properly. Sediment build-up at your water tank bottom leads to premature rusting. Follow the below instructions: Step #1: First up, shut off the gas shut-off valve. The control board will throw a code if there is a problem with the voltage. When yourHoneywell water heater pilot light wont light, your heater will stop heating. Also, make sure there are no flammable vapor-creating objects like paint, or gasoline nearby the heater. Repair the damage to stop beeping. 2 Flashs = Thermopile low voltage. Then try again to relight the pilot. Replacement is an easy DIY repair. A brief visual inspection will generally help you discover possible issues with your pilot flame. Next up, you need to make sure that the water heater is getting the correct voltage. Lets start. Ensure good wiring connections of the heater. There may have a higher possibility of cracks in the water heater. There is no universal answer to this question as it will vary depending on the model of water heater that you have. Your Honeywell water heater igniter is not working due to loose igniter wiring, dirty thermopile, and bad igniter. Your igniter should light the gas directly if it is a hot surface ignition. One of the most common problems that can develop in older Honeywell water heaters is something referred to as a pilot light going out. Replace the broken valve. Wiring issues> Ensure all the snug electrical connections to the gas control valve.Tripped thermal switch> Clean out the vents.> Reset the tripped switch. It also implies RAM loaded over 90% and the battery life reduced to 15% or less. 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. Any of these can be the reason behind the issue. Failure Of The Pilot Tripped Heater Thermal Switch 6. Then, proceed with relighting the pilot per the steps outlined above. If so, simply straighten the kinked tube. Indeed, the white connector shouldnt touch these components. If your Honeywell water heaters thermostat is bad, your heater will produce no hot water or enough hot water. 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. Bathroom closets are often catch-alls for anything and everything remotely related to self-care. The thermopile unit controller of the water heaterconverts thermal energy into electrical energy. So, whenever you start to struggle with any issue with your heater, just follow our Honeywell water heater troubleshooting guide and fix it by yourself. The status light on the gas control valve will not blink if there is an interruption in the gas supply to your water heater. If you cant find the problem, or the problem is too advanced, dont hesitate to call a licensed service professional. If your hot water heater suddenly stops working, chances are a bad thermocouple has shut off the gas to the pilot light. 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.. Turn it off at the breaker panel and then on to the heat setting. All Right Reserved by FIREPLACEHUBS. Check all wiring connections. You will need to use your multimeter to test it. When your water heaters pilot light goes out, automatically, your heater will shut off by itself. Step #2: Disconnect thewiring connector of the thermopile from the gas control. Step #2: After that time, set the control knob to the pilot position. A spark is present, but the pilot won't light. A damaged thermocouple could be the next problem on the list. Set the gas control knob to PILOT. A typical issue with a thermostat is that it may be over-saturated or dirty and not working effectively. Step 8. Now inspect the vents of the heater. Disconnect and rejoin the wires. 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.