Turn on gas supply and/or check line pressure. Most of the time improper venting would cause the pilot outage on direct vent gas water heaters (DV). Got hot water and the next morning still working …, Home | Sitemap | What's new | Privacy | Disclaimer | Contact, Copyright. If there is no pilot light or is blown out, the tip of the thermocouple cools off and stops generating electricity so the gas valve closes and the unit shuts off. I have a Master Plumber Reliance 501 Gas hot water heater. Important: Before troubleshooting the pilot light, keep in mind that a pilot flame is always ON and the flame should be blue. Pilot light button not being fully depressed when attempting to light pilot. If your gas water heater doesn’t stay lit, you may have a defective thermocouple. Also, a pilot light tube and its orifice might be clogged with the dirt coming through the gas line. Clean out any dust or debris before attempting to light the … A pilot light is always burning while using a small amount of gas, either a water heater is running or not. !” Not good. The gas supply to the pilot … When this happens, the gas valve closes, extinguishes the pilot light and your water heater stops heating water. If you have a Honeywell gas valve on your water heater, and you find you have no hot water, this may be the answer to your problem and the easy fix. Make sure that the tank is completely filled with water before lighting the pilot light. Could the orifice on pilot light need cleaning? If you don’t see a spark at all when you are trying to light your pilot it may be that you are not looking in at the right angle. Check with the utility company about this problem. Once pressed, the electrode should release the spark. If the gas pressure is too low, the flame can become too small. Sometimes, carbon deposits can build up on the pilot and eventually create a restriction. Gas Heater Pilot Light Troubleshooting. Note that most of the older and economy gas water heaters are equipped with the pilot, while newer, advanced models utilize piezoelectric sparks or a … When trying to light the heater be sure to put the gas valve on the water heater in the 'Pilot' position and hold down on the pilot button. This control is part of the gas valve assembly and normally has a dial that will allow for temperature adjustment and will also have a probe that monitors the water temperature. You have to put your ear down to the floor to see the pilot. Most gas fired water heaters use a standing pilot to ignite the main burner. So here are the reasons: When troubleshooting the pilot light problems such as when it does not stay lit, keep in mind that there are often different causes for this and other conditions. The spark gap is factory set (0.125") and should be maintained. No incoming gas or too low gas pressure. If you have a malfunctioning thermocouple, it can shut OFF the pilot light even when it is supposed to be ON. Every gas appliance is equipped with similar safety devices, prevent gas leaking inside the house. Set the dial to a reasonabletemperature that won’t upset the finicky little thing, and you should be good to go. Michael Scott is a freelance writer and professor of justice studies at Westminster College in Salt Lake City, Utah, and is a former prosecutor. Honeywell thermostat on it. Most of today's energy efficient water heaters will produce a certain amount of condensate. 2. Review lighting instruction. Dirty Pilot Tube. sites. Remove the access panel covering the gas control knob. … The gas for the pilot assembly is supplied by the main gas valve and is monitored by the thermocouple. He has been freelancing since June 2009, and his articles have been published on eHow.com and Travels.com. from Emory University and is a member of the Utah State Bar. provide a means for us to earn fees by linking to Amazon.com and affiliated What’s going on? If your gas water heater doesn’t stay lit, you may have a defective control thermostat. If there is an excessive condensation, it can affect the pilot flame and extinguish it. it again and the pilot worked. Gas control knob set to wrong position. When your thermocouple detects an unlit pilot, it automatically shuts off the gas to your water heater as a safety precaution. Tweet I heard a scream from my wife in the shower, “No hot water! Make sure the electrode is not broken, and replace it if it is. Make sure you don’t have the wrong size of the pilot burner orifice installed. Otherwise, if the pilot light is not functioning correctly, the unit won’t turn ON, and you won't have hot water. Pilot will light but no burner. Services LLC Associates Program, an affiliate advertising program designed to Soot and/or carbon deposits on the pilot light. You won't need any tools to reset the pilot. While older pilots burned constantly, wasting gas, automatic pilot lights come on long enough to ignite the gas supply and then shut off. Pilot Will Not Light: 1. If you smell gas at any point or if you are unable to get the furnace to light using this technique, stop working on your furnace and call a repair service. How to fix the water heater when the light goes out, does not light, won't stay lit, the pilot flame is too small or too large. Also, some homeowners reported that while they were cleaning the unit, a small orifice cap found on top of the pilot tube fell out making the pilot light unstable, yellow and very high. Inspect the burner area with a flashlight. Gas heaters, whether they warm up air or water in a home, rely on a pilot light to trigger the flame of the actual heater. honeywell water heater pilot light won't stay lit. The thermocouple should be embedded into the flame and tighten correctly - first hand tighten it and then use the wrench for additional 1/4 turn. Turn the gas control knob to the OFF position. The pilot ignites the water heater’s gas burner. Well, unless you want to start the day without a shower, you battle the elements and embrace the bone-chilling cold. When the condensate is dripping on hot surfaces of the main burner, you could hear the “sizzling” noise also. Turn the gas OFF to the water heater and press the piezo igniter. The Honeywell gas valve went into “High Temperature Shutdown” mode. How does it work and how to recognize is it operating correctly or not? 3. Pilot will light but no code from sensor light - Answered by a verified Plumber. Scott has a J.D. Your water heater pilot light works in concert with other parts. Unlike older pilot lights, which have to be lighted by hand, automatic pilot lights, now commonly found in most home furnaces, are regulated by a thermostat and only ignite when needed. A Broken Thermocouple. reservedhome-water-heater.com is a participant in the Amazon Since automatic pilot lights cannot be lit by hand, the procedure for lighting them is entirely different. Shut off all electrical power to the furnace, either by using the OFF switch on the furnace or by flipping off the circuit breaker in your house. A bad thermocouple will shut off gas to both the pilot and the burner, which is when people notice that the water heater pilot light is out. The main sign that a pilot light is out is one that everyone dreads: The water won’t get hot. If the wind is blowing directly into the DV vent, it may cause the pressure imbalance. My first thought was that the water heater pilot light went out, based on my past experience. If the pilot does not light, the water heater will not heat. In fact, it is really not a matter of "relighting" the pilot, but rather of resetting the pilot light. A typical and healthy pilot should burn with a bright blue luminosity, not a yellow or red. In fact, it is really not a matter of "relighting" the pilot, but rather of resetting the pilot light. Faulty piezo igniter. If the pilot is restricted, try removing it and clearing it with a stiff brush and/or compressed air. The water heater uses the piezo igniter to light the main gas burner, and when it is pressed down, it releases the electric spark. Other times, you’ll need a professional. It may take a minute or so before the heating … Otherwise, if the pilot light is not functioning correctly, the unit won’t turn ON, and you won't have hot water. Check out this article to learn more about condensation and its effect on the water heater. Whenever the thermocouple detects an unlit pilot, it turns off the gas as a safety precaution. Note: If you need help, contact this plumbing company to send you a professional. The condensate, in this extreme case, is running down the flue tube and is dripping on the burner assembly, which results in the pilot outage. The gas valve and its inner elements are faulty - replace the whole gas control valve. A flickering or wavering flame is an indication of the draft. What do you do? When the water heater pilot light goes out, first try relighting it, following the directions on the water heater label. If that is the case, turn them both to the OFF position. If the pilot cannot be cleaned, replace it. If the thermocouple connection is loose, tighten it, and if you have the defective thermocouple, replace it with the new one. No hot water! To reduce the risk of property damage, serious injury or death, read and follow all labels on the water heater and the safety instructions in the printed owner's manual. Return to Content. To do this, you must shut off the gas supply, effectively resetting the system and resetting the pilot. If the pilot does not light, the water heater will not heat. I checked that AO Smith … Continue reading Honeywell Water Heater Thermostat Woe – How I Fixed It → All rights ... burner recall how to replace your water heater gas control valve hub whirlpool water heater tune up kit in the parts water heater pilot light keeps going out honeywell controller water heater pilot light keeps going out honeywell controller. Replace the access panel. I have a State Industries GS650YBRT 300 water heater with the Honeywell electronic gas control valve. Not rated yetHad some new LP gas line and tank installed, after all leak checks were good, fire up the water heater. The dirt inside the tube causes a split flame. When your furnace fails to ignite, the first place to look is the pilot light. A blinking light on a water heater could mean any number of things. ... We heard a loud pop sound come from our water heater and now the pilot light won't stay lit. The right amount of air should be delivered when the unit is installed in the small confined space. This equipment is the core reason why your water heater functions, it also knows if the pilot light is on or off through an electric current that draws power from the pilot’s heat. Tank-type gas water heaters use a pilot light to ignite the gas burner when the water in the tank needs to be heated. The gas control valve should be creating at least 10 millivolts. Instructions on how to light the pilot light on gas water heaters from Kenmore, Rheem, Bradford White, AO Smith, and other manufacturers. While continuing to hold down the pilot button press down on the igniter button three or four times. Other times, you’ll need a professional. Replace the thermostat (gas control valve) if the thermostat ECO switch is open. To do this, you must shut off the gas supply, effectively resetting the system and resetting the pilot. When troubleshooting lighting problems, it is recommended to test it first. I am able to get the pilot light to light and after a short delay, the indicator light on the control valve LED status light begins to flash normally. If the water heater is installed in an attic, an excessive heat (above 250 F) could be another reason. If the pilot is restricted, try removing it and clearing it with a stiff brush and/or compressed air. Make sure all the wires are connected, turn on the gas and follow the steps in your water heater owner’s manual to relight the pilot light. If there is a restriction in the fresh air delivery, find the reason and remove the obstructions. The Pilot Light on My Water Heater is Lit but the Burner Does Not Light. So, you’ve cleaned and straightened your thermocouple but still, your water … Turn the gas … There are several reasons why condensation happens, and some include high efficient water heaters which produce flue gases with the lower temperature, undersized heater, when the incoming water is very cold and when you start the unit for the first time. Wait five to 10 minutes for any residual gas to clear out of the furnace. Hot Water Heater Pilot Light Won T Stay Lit Or On How To Fix. Set the thermostat on your furnace to its lowest setting. Note that most of the older and economy gas water heaters are equipped with the pilot, while newer, advanced models utilize piezoelectric sparks or a hot surface igniter which is more durable and reliable. One of the reasons why there is no hot water is when the burner did not ignite, and this is happening when the pilot light does not light. When it goes out, the first thing you should try to do is relight the water heater’s pilot, following the directions on the water heater label. 5 Reasons Why Your Gas Water Heater Pilot Light Won’t Stay Lit. Lighting the pilot light when using the Honeywell, Rodgers-White, and Robertshaw gas control valves. If the pilot cannot be cleaned, replace it. Hunker may earn compensation through affiliate links in this story. This hot water heater will not light. It is a temperature setting. This valve has a indicator light that blinks after the about 30 seconds of the pilot being lit. Repeat this every thirty seconds for two minutes, WITHOUT EVER RELEASING THE PILOT BUTTON. If there is no gas or gas pressure is too high or low, check with your utility company to see if there is any work on the system. Sometimes, carbon deposits can build up on the pilot and eventually create a restriction. Picture this, you wake up in the morning and your water won’t heat up. If the pilot doesn’t relight, if it goes out right after lighting or if it goes out repeatedly, by far the most common cause is a bad thermocouple. The most common reason for this problem is because the pilot light is not on. @cameraparts4you , Be extremelly careful working with your gas appliance, if unsure contact a Qualified Technician. What else could it be? However, in some cases, other issues can prevent the pilot light from being lit. We use cookies to give you the best possible experience on our website. Once the thermocouple detects that the pilot light isn’t lit, it turns the gas off as a safety measure. Check if the wire connection is tightened correctly. If the pilot line is clogged, clean it or replace it. Turn the gas control knob or knobs to the ON position. The information on this web site is supplemental to the printed instructions that came with your water heater. Certain furnaces may have two gas control knobs. If it is yellow, it needs an adjustment. Did you know that by looking at the pilot flame you can say is it working as it should, or not? then it is ready to turn the button to burner. Open the valve on the gas line by turning the handle until it is parallel to the gas pipe. To prevent problems with the water heater pilot light, it is crucial to read the manufacturer's instructions carefully, especially how to maintain the gas water heaters and how to light the pilot. A yellow flame means that there is no sufficient air flow, that the gas combustion is not complete or the pilot tube is dirty. The air intake is located on the bottom or side of the water heater and may need to be cleaned out in order for the pilot to stay lit. Typically this is found toward the bottom of your furnace. Most water heaters operate with a thermocouple. A blinking light on a water heater could mean any number of things. The air present in gas line could prevent the pilot light from lighting. You won't need any tools to reset the pilot. 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