Originally Posted by Cushak
Hmmm, a bit ago I experienced the problem of the adapter sticking down in the “open position”, I had to scramble to get some pliers to pull the nozzle out so that the propane stopped spewing out. (The adapter isn’t damaged) I'm glad I was near an open window so it all didn't spray inside the work room. Would this be an overpressed o-ring?
From reading his on-site description, it sounds like it is indeed an overpressed o-ring.