Posted 3/30/2024 08:28 (#10686319 - in reply to #10685150) Subject: RE: John Deere 4630 hydraulics
Fruita CO
That is the hole for adjusting the rockshaft linkage. You might want to do the adjustment before you hook up a hose to the fitting, if you use the 3 -point...
Yes there is a fitting for that purpose, and yes it's only for a case drain...