Org Mate ... welcome first of all
Know your orifice aperture and diaphragm science ... then gas is good ... you've just slipped off the wagon ... not to worry get some propane and the correct reg and you'll be good to go again
Now ... I suspect that a certain PPRuNer will try to encourage you to stay with charcoal but don't be tempted by the Dark Side ...
I also expect some banter about Aperture Science
OC Gas Flight ....