Not a dumb question at all..........hope you have helped someone else from having this problem if it is truly a cleaning and oiling problem. I too would like to know the real reason for the lockup. Maybe it was too dry or ??? Maybe others that read your post will be sure that a dry gun won't be used on their shift!
And by the way icl,
From
........Hope you enjoy the forum and help us make it the BEST!
And by the way icl,

