Method 3: Thermocouple Cleaning. If a gas water heater isn't heating, a common problem is usually that the pilot light has gone out. The problem may be a genuine defect or it could be an issue with the sensor. Plugged Flammable Vapor Screen. On Labor day I noticed no hot water. The patio heater will not stay lit. If your gas-burning heating unit isn’t working, the first thing you probably do is check the pilot light, right? Discussion Starter • #1 • May 10, 2017. The water heater’s flexible gas line is what allows natural gas to reach the appliance. Here are 5 reasons why your pilot light won’t stay lit and how you can fix it. My hot water tank heater won't work. For more information about life expectancy, read this article entitled how long do water heaters last? Smith Water Heater won't stay on. I have replaced the thermocouple and verified the pilot is lit and stays lit until I try to turn up the temperature. 6 Reasons Why a Water Heater Pilot Light Won't Stay Lit Written by Perry Carpenter on Mar 08, 2010. Water Heater Will Not Stay Lit . It is a AO Smith promax GCV 40 100 water heater to be exact. Is the fix simply the thermocoupler? I checked the heater, pilot was out. 8 Reasons Why Your Water Heater Pilot Light Won’t Stay Lit 1. Reasons Your Burner Won’t Stay Lit Dirty flame sensor . The water heater pilot light is a small flame that ignites the gas burner on your water heater. If your pilot light won't stay lit, this can be for a few different reasons: the thermocouple, the gas pressure or the light itself. To try and fix this problem on your own, just take a look at the gas line. If this line is kinked or bent so that gas can’t flow, the pilot light won’t stay lit, and the burner won’t kick on. So in order to shower or do dishes we have to go light it every 10 minutes or so until there is enough hot water. A pilot light that won’t stay lit is more than frustrating. Hi everyone, I have a 40 gallon promax a.o. The flame sensor is a safety component that detects whether or not there is a flame in the combustion chamber. I cycled the power switch to the power vent off and on and the unit lit. Most water heaters need a thermocouple. This is one of the most common reasons the burner won’t stay lit, even. My pilot light would light but then go out shortly after the burner ignited. Replacing the water heater may not fix the problem. Lv 7. Since the thermocouple directly allows the pilot light to get turned on it is most likely to remain on for a while. It works fine now. Hot Water Heater won't stay lit [ 1 Answers ] Hello I have a 5 year old 50 gallon Bradford White gas hot water heater which will not stay lit. Yesterday I noticed that I didn't have any hot water. The pilot will light when the unit has cooled down and will stay lit. When this happens, your furnace will most likely light, but because the sensor can’t properly detect if a flame is present. the pilot relights fine. - I have an A.O.Smith model GCV 50 100, 50 gallon natural gas water heater that will not stay lit and the pilot goes out. By Rkrew, October 24, 2012 in Systems and Appliances. There are some factors that may lead on this matter. My gas water heater won't stay lit, tried everything. Water Heaters - Pilot light lit, but burner will not - The pilot light will stay lit, but the burner will not light. 79.9k 5 5 gold badges 93 93 silver badges 210 210 bronze badges. :( Any help would be of great use . The Pilot Light on My Water Heater is Lit but the Burner Does Not Light. If you have a natural gas or propane water heater and have opened your hot water faucet to find that there’s no hot water, the usual culprit is the pilot light going out. What … Like the flame is there and then it is "sucked" out. The burner lights fine when the thermostat is adjusted. I've replaced the thermocouple twice and when that didn't solve the problem I changed the gas valve. Hi, I have a 1997 Discovery with an Atwood water heater. My problem is the burner will ignite and then maybe 2-3 seconds later will go out. What is control thermostat actually? My water heater's burner won't stay lit. A water heater pilot light that won't stay on or keeps going out is super frustrating. Smith water heater with electronic ignition. It is an AO Smith Promax propane gas heater with a pilot light that won't stay lit. ? Water Heater Will Not Stay Lit Sign in to follow this . So what’s the deal? When a propane heater won’t stay lit, often what is happening is that the propane heater may sense that the flame is defective in some way, triggering the propane heater’s safety functions and causing it to shut off. I had about 4" of water in my basement. When a pilot light won’t stay lit on your gas water heater, this is exactly what you can expect. Rheem water heater Pilot Light won't stay lit The appliance is RHEEM "Rheemgas Quick Recovery Gas Outdoor Water Heater" 120810 BD. It seems like there is no AIR. Moderated by: Admin: Page: 1 2 3 : New Topic: Reply: Printer Friendly: my burner won't stay lit for very long-why : Rating: Author Post; Posted: Mon Oct 23rd, 2006 06:41 pm : PM: Quote: Reply: 1 st Post: june01 Member Joined: Mon Oct 23rd, 2006: Location: Posts: 4: Status: Offline. I've replaced the thermocouple, cleaned the burner, cleaned the vent, and removed and checked the flue baffle. Obstructed Thermocouple. pilot light and burner won't stay lit longer than 30 seconds. Then the pilot won't light again unless I wait a long time before trying again. When the thermocouple becomes dirty, the electric current passing through the pilot may get obstructed. Make sure to follow the directions on your water heater label. After I light the pilot, I switch on the gas and it lights -- and then goes out almost immediately. Answer Save. Having to relight it almost daily. So it had been quite reliable. The pilot light is a small flame that ignites the gas burner. Recommended Posts. Joined: Sep 21, 2010 Location: Wisconsin. Followers 1. Why Water Heater Pilot Light Won’t Stay Lit After Replacing Thermocouple? Not only does it prevent a furnace from operating properly, but an unlit pilot can also steal away the comforts of a hot morning shower. 7 years ago. After powering off the heater it would come on and stay lit for 10 sec and shut off. Why Won’t My Water Heater Light? thetankatwaterheaterrescue.com > Forums > The Tank > my burner won't stay lit for very long-why. I have a Maytag 9 series gas water heater. Gas water heater pilot light won't stay lit. the burner will ignite for just a few seconds and then goes out, along with the pilot. I have two hot water heaters, one is for heating, the other for domestic hot water. Water Heaters - A.O. Even after trying to relight the pilot light, you still may experience it going off. I turn on the main burner and sometimes it'll stay on for a day or two and sometimes it shuts off after about a minute. A pilot light in a hot water tank is what allows your water tank to heat up. This is not a rare issue that most of the people can never understand. Rkrew Rkrew Members; 3 posts; Report post; Posted October 24, 2012. 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. If your pilot doesn’t re-light, won’t stay lit or keeps going out after a short time, you most likely have an issue with the hot water heater thermocouple. Discussion in 'Water Heater Forum, Tanks' started by renrag, Sep 21, 2010. renrag New Member. My water heater burner won't stay lit. 11 Answers. ... Take the sponge and soak it in detergent water; Wipe the top of the heater with the sponge; Use the microfiber towel to clean off the dirt and webs. I have a GE water heater that is almost 2yrs old. It has been making very LOUD popping noises for about 2wks also, not normal water heater rumbles but LOUD. Tony RB. and shuts off. Very frustrating! This can happen with age. I can get the pilot lit and it'll hold a flame. When I hit the light switch it fires up for five sec. Troubleshooting these problems with a water heater's pilot light can be done at home. When I light the pilot light it will stay lit, but once I turn up the thermostat the burner will only run for 10-20 seconds and then the burner and pilot light both go out instantly. share | improve this question | follow | edited Dec 31 '15 at 11:36. isherwood. I need to re-light it every time we want hot water. The water only went up to the bottom of the viewing window, not covering the main contol valve. A water heater pilot light that won’t stay on or keeps going out is super. Tripped/Failed Limit Switch. However, if you are facing such issues, there may be mainly two reasons for such. Have you ever experienced when your water heater burner won’t stay lit? GE water heaters need air flow to create draft in order to operate. Pilot light won't stay lit when you turn knob from pilot to on, it goes out as soon as the knob pops up before you can turn it to on pilot light on my Reliance 501 gas water heater won't stay lit when you turn it from light pilot to on, it goes out as soon as the knob pops up. Wait for half an hour so that the heater becomes all dried up. How can I fix it? How can I fix it? After that turn it on and see if the heater ignites perfectly. My water heater all of a sudden has become a big pain in my you know what. I have a State Select Model PR650XCVIT Natural gas water heater is approximately 2 - 3 years old. If this sensor is dirty, the dirt can cause the sensor to operate intermittently. You can quickly know if the pilot light is on or off with the help of an electrical current, powered by the pilot’s heat. It was all air flow. What happens when the pilot light is lit. My gas water heater burner wont stay lit. 6 Posts . Discussion Starter • #1 • Apr 9, 2012. water heater. 17 Posts . The pilot light will stay lit for about 5 minutes then go out. Water heater won't stay lit. Now the water is gone and I cannot get the water heater so stay running. I have a state select gas water heater and it just went out and i cant figure out how to re light it. It exhausts into a 2 st … read more There are four main reasons that the pilot on that brand of water heater will fail to stay lit: Failed Thermopile. The Angie’s List Answers forum ran from 2010 to 2020 and provided a trusted space for homeowners to ask home improvement questions and receive answers directly from Pros and other users. I held the knob thing down, clicked the ignite button, and the flame came right on, but the status light won't flash and I don't know what's wrong. The pilot lits fine but when I stitch it to "ON" the burner comes on for 30seconds and dies. But generally, it is due to the defective control thermostat. I timed it and there Today I am having the same problem. It did this 3 or 4 times and then stayed lit. Model GCVL 40 101 built in October 2007. It would burn for 10 -15 seconds, shut off and re-lit. Favorite Answer. Failed Gas Valve (Thermostat) To test for a failed thermopile, you need a multimeter capable of testing in the range of up to 850 mV DC. Water Heater Pilot Light Keeps Going Out? A water heater pilot light that won’t stay on or keeps going out is super. I've had this unit since I bought my house 12 years ago and would have been installed way before that. Relevance. How to fix: In most cases, it is advisable to. Well, this is actually a common condition that is often happened on the gas water heater. Any advice? This is one of the most common reasons the burner won’t stay lit, even.