Case 680E Tractor Loader Backhoe Service Manual . DOWNLOAD the Case 680E Tractor Loader Backhoe Service Manual in PDF format instantly to your computer, phone or tablet. High quality reproduction to maintain, service and overhaul your older equipment. Safe & secure checkout. Case Service Manuals - CASE 680E Loader Backhoe Service Manual . CASE 680E Loader Backhoe Service Manual. C.E. Div. 9-73998. Covers ALL 680E (680CK E) machines Pages - 716 Color Diagrams. Foldout Diagrams Large D-Slant Binder Section Tabs. Table of Contents: