I've heard from others on this forum that there are transitional movements also and they don't have the quick set. I'd like to hear what your WM says if you don't mind...
Attention @Lou P! I just got a 25! I can’t believe it! I’ve been playing this machine since 1976 (or 1977) and have never scored lower than a 26! Put in a fresh 9V and BOOM...25! 👍👍👍