Brunswick Pinsetter Mechanics Gearbox Seminar Series, 29 PDF Pages on DVD. This is a copy of a one day Brunswick Service Department Pinsetter Gearbox Seminar given by Insructor Don Bayne in the Mid-1980's in St. Louis, Missouri. This seminar covers Brunswick Pinsetter Gearbox Theory, Operation, Sequences, Worm Shaft Removal/Reassembly, Adjustments and Troubleshooting. A great Historical and Informative look at teaching Brunswick Pinsetter Operation and Repair.  Watch for other Brunswick Pinsetter Seminars to follow.  If you don't have a DVD drive in your computer, I have listed a USB (8GB) thumb drive option available for purchase ($5.00) to fit your computers USB socket.