Posted 6/4/2013 00:55 (#3136561 - in reply to #3135496) Subject: RE: IH 1066 PTO will not stop turning
NC IA
Check to make sure there isn't dirt/gunk/crap around the seat of the stop collar on the engagement valve spool. Have also seen clutch packs welded/melted together, but I don't think that's your problem.