Liebherr L401 Gear Hobber: Spare Parts as Large Engineering Drawings.
Liebherr
Manuals and Catalogues
Liebherr S650 Gear Hobber: Parts Manual as general Engineering Drawings.
Liebherr S650 Gear Hobber: Parts Manual as general Engineering Drawings.
Liebherr S500 Gear Hobber: Detailed Operating Manual with tables of gears and differential change gears (includes a copy of the detailed sales catalogue for the similar L301).