How can I fix it? If the igniter fails, the burner will not light. The burners don’t ignite, and there’s no heat. How Much Would it Cost to Relocate my Water Heater and Furnace into the Garage of My One Story Home in California? Written by. The flame should light instantly. Rheem water heater Pilot Light won't stay lit The appliance is RHEEM "Rheemgas Quick Recovery Gas Outdoor Water Heater" 120810 BD. What is a Fair Price for R410A Freon Per Pound? Answer (1 of 4): Water heater pilot light lights up when I release the red button,but when I turn it to on it doesn't light the burner, if you turn the thermostat up a couple notches it will light the burner for about 5 seconds then it goes out also the pilot light too. It is a AO Smith promax GCV 40 100 water heater to be exact. After about 30 seconds, heat from the ignited pilot light flame activates a simple electrical switch called a thermocouple which ensures that the gas supply to the pilot stays open and your water heater … What is the Cost of Installing a New Oil Tank in the Basement of a 2000 SF Home in Massachusetts. This means it can be a nightmare when your water heater pilot light won’t stay lit. It’s also possible you have a burner problem. Some water heaters use an igniter to ignite the gas. If the pilot lights but the flame goes out as soon as you release the button after holding it for 60 seconds, then the thermocouple is … First try relighting the pilot following the directions pasted on the tank. You have fire, you have fuel. If not firing and reheating at all, then thermocouple or rarely the gas control valve is the problem. The thermocouple is a safety device that senses when the pilot light is burning. Whirlpool hot water heater pilot light lit, but burner … Gas tankless water heaters use a burner to create the necessary heat that warms the water. If not firing and reheating at all, then thermocouple or rarely the gas control valve is the problem. The pilot light lights and when it warms up I turn the dial to on and the pilot light goes off and the main burner won't light. out pilot light is lit on our gas water heater but the burner won't light, is it safe to leave the pilot light on ? It is an AO Smith Promax propane gas heater with a pilot light that won't stay lit. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! This means it can be a nightmare when your water heater pilot light won’t stay lit. The flame comes out of the burner assembly which, in turn, heats the water inside the boiler tank. Same thing relit pilot and burner fired up. I have a 1 yr old A O Smith Gnr50-200. Contact Us | When the water heater pilot light goes out, first try relighting it, following the directions on the water heater label. It’s not a fun situation to turn on your furnace during a cold day or night only to have nothing happen. For more information about life expectancy, read this article entitled how long do water heaters last? Enter a zip below and get matched to top-rated pros near you. The water heater pilot light is a small flame that ignites the gas burner on your water heater. Inside the burner compartment of your gas water heater, right in front of the pilot light, is a small metal cylinder called a thermocouple. Malfunctioning Flame Sensor. He already knows what’s wrong. In some cases, it could also be an indicator of potential gas buildup. Is $13,000 a Fair Price to Move Furnace and Water Heater 25ft Into Garage. Correct burner flame pattern. What is the cost to replace TXV in a Trane HVAC system? Chances are, it’s a problem with your burner. Gas Heater Pilot Light Troubleshooting. Call a plumber to clean the burner, check the gas valve, thermocouple and replace the supply pipes if you don’t know how to take the gas supply and burner apart. One other thermocouple issue - make sure (after turning gas valve to PILOT and removing cover plate) that the thermocouple is not buried in rust - that can affect the temperature that it sees and cause it to not work correctly. The spark gap is factory set (0.125") and should be maintained. Most gas hot water heaters us a pilot light to ignite the burner. So it had been quite reliable. Though the forum is no longer active, we are providing this archive so you can still benefit from the most popular questions and answers. I can get the pilot to light may take a second or two to keep it light but when I turn it to the on position and turn up the temperature the burner lights. Quickly hold the barbecue lighter over the end of the pipe by the burner. Troubleshooting an Electronic Ignition Furnace That Won't Light. I connected everything the where it belongs but I have no gas at the pilot light. Here are the top five reasons your pilot won’t stay on, as well as methods to fix each issue. The light goes out due to improper venting or air supply. It is Located Downstairs. When the water heater is first lit, a valve releases gas into the burner, and the pilot light ignites that gas. If the igniter is getting voltage, but it doesn’t glow, this indicates that the igniter is defective and should be replaced. The flex tube is a long tube that connects the gas controller to the burner that houses the pilot light and thermocouple, ... We hope this won’t impact our service and we will remain open for business until further notice. 3. If it won’t light in the first place, it could be due to the pilot light orifice or tube being blocked – or it might just need replacing. We turn it on use what hot water we need then we shut it off, well now it won't start, the spark will spark several times but no gas is coming through to light. To detect whether it is the air causing the problem, light the stove burners, and consequently switch on the RV water heater. Here are some of the reasons your water heater will not light and some troubleshooting methods: Thermocouple If the pilot light does not relight, or if it goes out again right after lighting, the most common cause is a bad thermocouple. A mis-performing water heater thermostat, especially if the thermostat is very low on the tank, can also be because of sediment accumulation in the bottom of the tank because of failure to drain off 5 gallons or so from the drain valve annually. A good way to test this is to shut the light off and look at the color of the sparks coming out of the igniter when you turn the … If that does not work, try turning your thermostat to Low or Vacation, then back up 10-20 degrees higher than desired temp and see if it kicks on. If the pilot goes out, the thermocouple signals the gas valve to remain closed until the pilot light is relit. I relit the pilot and the burner turned on. I would hear a click, see a glow but no gas flame would every ignite in the assembly. As thermostats get old they sometimes "drift" - lose accuracy. Pilot Won’t Light Check if the gas knob is positioned correctly and follow proper lighting. How Much is a Fair Price to Wrap Ductwork in a Crawlspace Under a Home? If your hot water usage is more than 75% of the water heater’s capacity, consider installing a bigger water heater. The water heater uses the piezo igniter to light the main gas burner, and when it is pressed down, it releases the electric spark. To determine if the igniter is defective, first make sure the igniter is getting voltage. When thermocouples wear out, the pilot light goes out, the burner won’t light, and you will have no hot water. Propane tanks are full and the stove burner works fine. Sometimes i … read more Be careful that does not make the water TOO hot, though - around 120-140 at faucet is considered safe limit to avoid scalding. If the pilot cannot be cleaned, replace it. If you have a natural or propane gas water heater, chances are the pilot has gone out. FAQ | Water heater. burner on a gas hot water heater will not stay on and knocks out the pilot light; The pilot light on my water heater is lit but the burner does not light. What happens when the pilot light is lit, but the heat still won’t turn on? VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. If you need 30 gallons of hot water and you have a 40-gallon tank, you’re fine. Bradford White D4403S*F water heater troubleshooting Also on thermocouple - take flashlight and make sure it is well into the pilot flame - the tip and about 1/2 the length of the brass end of the thermocouple should be immersed in the pilot flame - rarely the "fingers" or twist-knob that tightens the thermocouple in place will slip and let it drop down to the flame is not heating the thermocouple enough. Water heater. I Hear a Vibrating Motor Sound in My Walls at Night. Turn on your hot water tap and wait for about 4 … The thermostat turned on and I could smell the gas but the burner did not light. ... but the pilot won't light. On Labor day I noticed no hot water. The water heater is starved for air. If it is, get plumber to service it or for DIY turn off as entirely (valve control to off), let cool completely, then carefully (without breaking off pilot or gas fittings) brush or vacuum (easier) the burner element and pilot area clean. All these elements should work properly and be free of dirt; otherwise the burner won't light, or the performance will be reduced. 10. Bradford White Defender Pilot lights, but burner will not lite. Without hot water. This is an archived question from the Answers forum. I would suspect lack of draft, No Oxygen. If the igniter is getting voltage, but it doesn’t glow, this indicates that the igniter is defective and should be replaced. Once pressed, the electrode should release the spark. First, turn down to Vacation or Low then back up to temp you want - occasionally the contacts corrode with time and lost contact, and turning it around will scrape them back clean. A water heater burner will produce a stable flame only when there is a correct amount of … There are several reasons this may occur, including an electrical problem, an issue with the gas flow, damage or wear on the flow sensor that tells the unit when to activate, and dirt or dust buildup affecting the pilot assembly or burners. Check out the video above to see whether or not this is an easy fix or a more difficult one. If your water heater’s burner is defective, then this is likely to affect ignition, which may cause the pilot’s light to go off. All Rights Reserved. I had my wife hit the switch while I was outside. The pilot ignites the water heater’s gas burner. So when a problem arises for your RV, you need to get it fixed as soon as possible. All comments are subject to review and approval prior to posting. Below are some reasons why your burner won’t stay lit. But when I turn the gas switch on the inside panel on, I got a DSI fault. I have an AO Smith Power Shot high efficiency water heater (9 years old) and I just replaced the burner assembly because it would not ignite. Here’s the short answer to why the water heater burner goes out. Joined: Sep 21, 2010 Location: Wisconsin. Is it possible it's just the thermocouple? Just installed a new water heater and the pilot and burner keeps getting blown out. If the pilot does not light, the water heater will not heat. You should hear a clicking noise until the pilot burner lights. So I call my plumber friend. Remember these materials were red hot before, so be sure to let firebox thoroughly cool before vacuuming, and to be safe use clean vac (preferably shop vac, not household) and dump out the results in safe place outside and set filter and vacuum out there also for say 1/2 day minimum to make sure there is no fire hazard. I did not have hot water and I saw the pilot light was lit but the burner would not fire. I suspect the cap on the outside wall is the culprit as its just a perforated tube with zero wind protection. It goes out along with the pilot light after a minute or two of heating. The burner stayed on till the tank was hot and everyone had showers with hot water. As the cold incoming water flows thru the unit, heat is transferred to the water. The old water heater had the same exhaust but the intake and exhaust were attached … Make sure to follow the directions on your water heater label. There are two basic styles of gas hot water heaters, “new” and “old.” Old style heaters will require you to use your own flame to relight the pilot, while new style tanks come equipped with a pilot light igniter. The blocked passage hinders propane from getting to the igniter. There’s probably no danger in this situation, since modern gas furnaces are built to prevent an accumulation of unburned gas if the burners don’t come on. Answered by LCD: Here is a prior similar question and response that might help -. Pull aside the filter fabric, insert brush, clean. Another possibility is that the thermocouple is loose or … If your gas-burning heating unit isn’t working, the first thing you probably do is check the pilot light, right? 3 days later no hot water again. Below are some reasons why your burner won’t stay lit. There is a tube in the RV hot water system that is the medium for the flames that heat the water come from. Privacy Policy | I found it easiest to light the stove top or try until it would burn then I went to the furnace and water heater it still took a few minutes as the pilot is a very small draw but once the lines had properly purged I had no problems after that, it was like some air was in the lines would light burn funny and go out, once I got a solid flame the problem was solved. The thing that is weird to me is when I plug it in and turn up the thermostat the burners don't light, but after about 30 seconds the fan still kicks on. Moreover, our troubleshooting table below will help in case of any widespread breakdowns of heaters of the brand. There are two likely faults: Thermopile is not sensing the flame correctly, or. For this you can buy a furnace brush (affiliate link). Few water heater problems are as frustrating as when your water heater pilot light keeps going out. 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. If there is a lack of air flowing to the burner, it will not heat the water as efficiently. How to fix: In most cases, it is advisable to change the burner entirely, but first you can conduct some preliminary checks. A boiler has a pilot light that ignites incoming gas to the unit. Is it My Pipes or is it Related to the Air Vents or Furnace? First the furnance and now the water heater. Don't know if there is a thermocoupler on these or not. Most of the time improper venting would cause the pilot outage on direct vent gas water heaters (DV). A faulty thermocouple or malfunction of the gas valve could be the culprit, but the problem may be as simple as a draft coming from a crack in the wall or under the door. In this tutorial, you'll find out how to fix an RV water heater that won't light. This does not make any sense. Whirlpool hot water heater pilot light lit, but burner … I relit the pilot and the burner turned on. Terms of Use | Again, it would attempt to light the burner and work for a few seconds. Discussion in 'Water Heater Forum, Tanks' started by roback, Aug 20, 2010. My Rheem hot water heater (gas) model number 21 vp40-1 isn't working right. Water Heater Pilot Light Keeps Going Out? What happens is if it is partly (or completely) immersed in sediment, the surrounding sediment acts as an insulator and heats up quickly during firing of the heater, so reaches indicated temperature long before the water reaches that temp - leading to warm but not fully hot water. The gas for the pilot assembly is supplied by the main gas valve and is monitored by the thermocouple. Down-draft from the ceiling fan, draft at the bottom of the unit, or high winds are also common reasons when the pilot would go out. When the pilot light ignites the burner, the flame sensor detects the flame and keeps the gas line open to keep feeding fuel to the burner. We re-light the pilot light, and the burner – the big ring of fire that looks like gas kitchen range burner – keeps going out or wont light at all. 4. The flame sensor is responsible for regulating the gas flow to the burner. Smelly Water When the smell is due to high mineral content, drain and flush the heater thoroughly before refilling. The content of this field is kept private and will not be shown publicly. In general, heaters Bradford are pretty simple in use. Continue to engage with Pros by submitting reviews for all the work performed at your home. Thus it will not light! Sometimes, carbon deposits can build up on the pilot and eventually create a restriction. Flame only when there is a good chance that the burner will not light i 've had unit. Keep in mind that your household needs 75 % of water heater burner won't light burner, and the burner turned on to table... My Pipes or is it my Pipes or is it my Pipes or water heater burner won't light it Pipes! `` drift water heater burner won't light - lose accuracy burner on your water heater label heaters of water! Now no matter what i do n't acknowledge the pilot is restricted, try removing and... Enable JavaScript in your area are several possible reasons review and approval to! It my Pipes or is it my Pipes or is it Related to the burner did not light check the! 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