We can send a paper copy on request. Getting the slot working again can be as simple as cleaning the gunk off of an old part. Pin on Vending, Arcade, Video Machines This is a really nice williams service manual and in great color, 155 pages packed full of information for this model, as good as it gets. Mills slot machine repair manual pdf . This manual is for a mills machine but modified a little to make a new type of open front machine by coin devices international inc in about 1965. You just need to be smart when you’re disassembling and reassembling the machinery. It often makes sense to drill the ends of a slot and then machine out the web between the holes with an end mill. Much of this information can be applied to machines into the late 40's. The mills novelty company, incorporated of chicago, was once the world’s leading manufacturer of coin operated machines, including slot machines, vending machines, and jukeboxes, in the united states. Evans consoles this is...