– gas fireplace shuts off after a few minutes. So guessing it's … I worked well for first few weeks. It started to shut off by itself after 30 min, then 10 min, then just does not turn on … Heat-n-glo fireplace, fire goes out after a while (after 20 min or sometimes up to 1 hour) but pilot stays on. If the gas fireplace shuts off after a few minutes, it's pretty much always going to be a pilot head issue, or a valve issue. It shuts off the flow of gas 100%, if the flame goes out...If you are not completely comfortable with looking at this yourself, have a technician look at it for you. ... My Lennox fireplace turns off after running about 30 minutes. Our house was built in 1998. Hello my fireplace makes a noise while it is trying to turn on, lights and then goes off. RG. with no improvement. I think it was once a wood burning fireplace that the previous owner converted into a gas burning. Lennox - Answered by a verified HVAC Technician. We have a Marco also. I have a Majestic direct vent gas fireplace. the pilot never goes out though. Pilot light works fine, when I throw on the wall switch the main burner ignites fine; however, after a minute or so, the whole thing shuts down. After a few minutes, I hear a click and it shuts off completely and the pilot light is out. It should say on until I manually turn it off.) Gas valve are allowed 30seconds to "fall out". We use cookies to give you the best possible experience on our website. There could a fault in the gas valve's main burner solenoid, causing it to draw excessive power and starving the pilot flame solenoid. Amazingly, stomping once or twice on the floor in front of the mantle like the Fonz usually fixes the outage because after a quick “Whoa, hey” stomp it … Standard gas log sets are fairly simple. I have a gas fire place (“faux place”) that runs really well for about 10 minutes after I turn it on, but then it goes out (licking flames stop and just the pilot remains on). Thanks for your ideas. New models usually come with … Burning fireplace which is on each side that startup condensation but this action will leave the burners pilot stays lit for errors when you shut the day then it goes out. (The fireplace does not have an automatic tempature shut off. i found that when i first light it the burners stay lit for maybe 15-20 mins. Problem started after Gas to the house had been turned OFF for the day. My gas fireplace goes on then off after few minutes and on again then off. Take note that it’s the pilot head, not the thermocouple. Any idea why? Anyway, after lighting the pilot light, I get a strong blue flame, and turning on full power the fireplace lights nicely. Sure-heat --- about 13 years old Always worked fine for the 8 years we've been here. I have replaced the ignitor and cleaned and reattached the White wire. I have cleaned the burners, pilot, thermocouple, etc. Today I turn it on, and after a few minutes, the fireplace went out, all by itself. The whole assembly is usually replaced, and they usually come at the same price. 15-20 minutes) and other times an hour or two. That was a month ago. My gas fireplace shuts off after 30 minutes or so, and has always done so. In English, that means a gas valve is slowed to continue to release gas for up to 30 seconds after the pilot fails. When I try to turn on (wall switch) same thing happens, noise like it is struggling to turn on, after many attempts lights and then turns off. Logs are placed correctly. Is there a thermostat I need to calibrate, or should the unit run until turned off? There is no room for errors when you are dealing with gas appliances. If so, replace the entire valve. after it goes out and i attempt to relight … The pilot light … Often it's not even fully warmed up (eg. 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