Here are a few older threads that have some of the info you are looking for.
http://pinside.com/pinball/forum/topic/taf-owners-club
http://pinside.com/pinball/forum/topic/addams-family-mods
http://pinside.com/pinball/forum/topic/the-addams-family-members-only
http://pinside.com/pinball/forum/topic/addams-family-upper-playfield-lighting