John Deere 7520 4WD Articulated Tractors Technical Manual (TM1053)

Table of Contents:
   GENERAL
       General Tractor Specifications
       Predelivery, Delivery, and After-Sale Services
       Tune-Up
       Lubrication
       Separation
       Torques and Special Tools
   ENGINE
       General Information, Diagnosis, and Tests
       Cylinder Head, Vaive Train, and Camshaft
       Cylinder Block, Liners, Pistons, and Rods
       Crankshaft, Main Bearings, and Flywheel
       Lubrication System
       Cooling System
       Specifications
   FUEL SYSTEM
       Diagnosing Malfunctions
       Air Intake System
       Fuel Injection System
       Speed Control Adjustment
       Specifications
   ELECTRICAL SYSTEM
       Information and Wiring Diagrams
       Motorola Charging Circuit
       Delcotron Charging Circuit
       Starting Circuit
       Lighting and Accessory Circuits
       Specifications
   POWER TRAIN
       Clutch
       Torque Divider
       Syncro-Range Transmission
       Differentials
       Final Drives
       PTO
       Specifications
   STEERING AND BRAKES
       General Information
   HYDRAULIC SYSTEM
       General Information, Diagnosis, and Tests
       Main Reservoir, Filters, Valves, Oil Cooler, and Oil Reservoir
       Hydraulic Pumps
       Power Steering
       Power Brakes
       Selective Control Valve, Breakaway Couplers, and Remote Cylinders
       Specifications
   MISCELLANEOUS
       Hinge Assembly