This can happen on excessively windy days or nights.
Propane pilot light goes out.
A leak in the output duct of the furnace could cause air to blow into the area.
Turn on a gas fireplace with a key.
Gas heaters whether they warm up air or water in a home rely on a pilot light to trigger the flame of the actual heater.
The initial flame of the pilot heats the thermocouple which will signal the valve to stay open and keep the pilot lit and the propane heater functioning.
You can try to turn off the gas or maybe your appliance runs out of propane.
If the pilot light flickers and then goes out the gas pressure may be low.
The flame will go out if the tube is clogged with dirt or debris.
Hold it down for at least 30 seconds in order for the thermocouple to get warmed up.
Have a plumber check the gas pressure to your home or even at the gas log.
If the thermocouple is too far from the flame this can cause the pilot to go out and shut down the propane heater.
To find out if you need a new one turn the gas valve to pilot and then depress the override button.
If this pilot light ever goes out.
When pilot light goes out usually the cause is something you can solve easily.
Some of the possible serious reasons for pilot lights to go out include loose or broken gas valves thermocouples or heat exchangers faulty venting low gas pressure or high winds.
The thermocouple also contains wiring that goes to the gas valve and makes electricity to light the pilot.
A draft from the chimney can blow it out or a problem with the pilot light may cause it to turn off.
When the pilot light goes out it does not leak carbon monoxide gas.
5 improper air flow or a strong draft blows the pilot out.
You can also try cleaning the pilot tube.
However if the light goes out frequently there could be other issues.
Sometimes the tube might be partially clogged and supplying very little gas for combustion no wonder your pilot light keeps going out.
If your pilot light re lights easily after going out overnight it s possible it was blown out by a draft.
If you have a propane fireplace the pilot light should be on all of the time however there are many things that can cause the pilot light to go out.
You can fix this easily by moving the thermocouple closer to the flame.
Use a slender needle to.
Thorough cleaning should do the trick.