Oh, bugger. It's idling over 1000 on the tacho, haven't checked in GuzziDiag. Might have to go over this again....
Have I invented a new procedure, BTW? đŸ˜‰
Thanks for all your help.
In case anyone else is in despair and reads this, here are some things of note....
Things that were compounding the problem:
Jammed up white knob and sync rod thread would not allow easy adjustment to get rod on the ball joint without putting something else out of adjustment.
Fast idle had somehow crept in after setting idle screws, nudging the right throttle more open bef