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Sunday 25 March 2018 at 16:36
Rolf,
Thank you for your help. I'll have to dig deeper into this. Occasionally the score motor will continually spin, and the knocker will continually fire. The score reels all do reset properly. I will follow your advice and keep record of where the score motor stops.
Ken
Source: http://pinside.com/pinball/forum/topic/ball-count-randomly-resets#post-4299590