Posted 11/29/2014 09:56 (#4208512 - in reply to #4207421) Subject: RE: 7720 combine, hydraulic input shaft sheared how to remove
I think a 5/8" wrench is the size required to remove/reinstall the pump shaft. If you don't have the JD tool, I found that 2 identical 16MM wrenches fit the shaft slightly tighter than a 5/8".