Send the following on WhatsApp
Continue to ChatWILLIAMS (Chicago, USA): manuals, schematics, etc. https://www.tilt.it/flipper_pinball/manuali-schemi-elettrici-istruzioni-flipper/williams-chicago-usa-manuals-schematics-etc/
WILLIAMS (Chicago, USA): manuals, schematics, etc. https://www.tilt.it/flipper_pinball/manuali-schemi-elettrici-istruzioni-flipper/williams-chicago-usa-manuals-schematics-etc/