John Deere 2720, 2730 Disk Ripper Tillage Tools Repair Manual (TM130019)

Table of Content (TM130019 – Repair Technical Manual)
Section 10—General
Group 05—Safety
Group 10—General Information
Group 15—Specifications
Group 20—Lubrication
Section 30—Ground Engaging Tools and Standards
Group 05—Rockshaft Bearing Repair
Group 10—Ground Tools
Section 40—Wheels and Axles
Group 05—Wheel Bearings
Group 10—Conventional and Tandem Axles
Group 15—Caster Axles
Section 50—Electrical
Group 05—Connector Repair
Section 70—Hydraulics
Group 05—Hydraulic Cylinders
Group 10—Hydraulic Valve
Section 210—General Information
Group 10—Specifications
Section 212—Observable Symptoms
Group 40A—Trans Lights Observable Symptoms
Group 40B—Main Frame Observable Symptoms
Group 40C—Fold and Unfold Observable Symptoms
Group 40D—Disk Gangs Observable Symptoms
Group 40E—Closing Disks Observable Symptoms
Group 40F—Rolling Baskets Observable Symptoms
Section 240—Electrical
Group 20A—Theory of Operation
Group 30A—Schematics
Section 270—Hydraulic System
Group 20A—Theory of Operation
Group 30A—Schematics
Group 50A—Diagnostics