This s an original manual for use with Bally Pinball machines. They may still work but that is the risk you take when buying.
Bally Electronic Pinball Games Repair Procedures
Slotted Opto for Bally Williams Pinball games - 5490-12451-00 (5 pack)
Electronic Tabletop Pinball Game Adjustable Secure Table Electronic Pinball For
5v pinball reset fix PCB Bally Williams WPC games
Bally Williams Pinball Backbox Lock For Games 1991-1999
Pair of Williams Bally yellow flipper caps for pinball games. 20-10110-6
