Gas Fireplace Shuts Off After 30 Minutes

I know of a couple of other normal causes for this.

Gas fireplace shuts off after 30 minutes. The latter kept going out after about half an hour even when the dial showed it as on. The pilot lamp was blue. It turns on fine but after perhaps 10 minutes sometime 30 minutes the length of time varies the unit simply goes off. That was a month ago.

Any air in the line should be looooong gone. After a few minutes it dos it again. Gas fireplace shuts off and pilot goes out. To make sure the key is in the right position you can jingle it a little until the lock slid into its place in the keyhole.

Furnace runs for 30 seconds and shuts off. After about 20 minutes the flame extinguished. Often it s not even fully warmed up eg. So guessing it s not a heat sensor.

If any one component fails then the gas flow will shut off until that failure is rectified. I have a heatilator dls 18 gas fireplace installed in 1993. After a few minutes i hear a. This is what we call a 100 safety.

I reach in to th read more. If that thermocouple is not getting enough heat or it is old and weak it does not send enough current back to the gas valve and the valve shuts off the gas. Gas fireplace shuts off after a few minutes. The unit runs for a minute giving heat and then shuts off.

Heat n glo fireplace fire goes out after a while after 20 min or sometimes up to 1 hour but pilot stays on. Bought a new house with a gas vented fireplace. Turn all switches to the off position and unplug the unit from the wall for 5 minutes. 15 20 minutes and other times an hour or two.

You need to remember to turn it counterclockwise. Though i don t worry too much about carbon monoxide poisoning i figured there must be some safety device to shut off the gas valve. After that you should turn the key a half turn. Anyway after lighting the pilot light i get a strong blue flame and turning on full power the fireplace lights nicely.

This action will start the gas flow into the fireplace logs. This repeats and repeats but the temperature in the house drops ao the furnace isn t running long enought to actually heat the place. After doing some research however i now have basic knowledge about gas fires and have successfully fixed my gas fire. Heater shuts off when placed on high heat.

It shuts down after 20 30 minutes of operation pilot goes off we moved into a new place and we started the fireplace today. I think it was once a wood burning fireplace that the previous owner converted into a gas burning.