Any air in the line should be looooong gone.
Gas fireplace shuts off after 20 minutes.
You need to remember to turn it counterclockwise.
This action will start the gas flow into the fireplace logs.
It turns on fine but after perhaps 10 minutes sometime 30 minutes the length of time varies the unit simply goes off.
The pilot gets great contact with the thermocouple when the fireplace is off and its just the pilot lit but when i turn on the fireplace the pilot light gets a little smaller still a strong blue and does.
The fireplace does not have an automatic tempature shut off.
After about 20 minutes the flame extinguished.
The pilot lamp was blue.
After that you should turn the key a half turn.
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 have a heatilator dls 18 gas fireplace installed in 1993.
15 20 minutes and other times an hour or two.
So guessing it s not a heat sensor.
I reach in to th.
Always worked fine for the 8 years we ve been here.
The latter kept going out after about half an hour even when the dial showed it as on.
It seemed to work a few times but now it will last for maybe 20 minutes and shut off.
We have a gas fireplace in our living room.
Gas fireplace shuts off and pilot goes out.
Often it s not even fully warmed up eg.
Gas fireplace shuts off after a few minutes.
That was a month ago.
It should say on until i manually turn it 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.
Today i turn it on and after a few minutes the fireplace went out all by itself.
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.
If any one component fails then the gas flow will shut off until that failure is rectified.
After doing some research however i now have basic knowledge about gas fires and have successfully fixed my gas fire.