John Deere 7520 Tractor Service Repair Manual
Description
John Deere 7520 Tractor Service Repair Manual
（TM1053）
Service Technical Manual Covers:
SECTION 10 – GENERAL
Group 5 – General Tractor Specifications
Group 10 – Predelivery, Delivery, and After-Sale Services
Group 15 – Tune-Up
Group 20 – Lubrication
Group 25 – Separation
Group 30 – Torques and Special Tools
SECTION 20 – ENGINE
Group 5 – General Information, Diagnosis, and Tests
Group 10 – Cylinder Head, Valve Train, and Cam-Shaft
Group 15 – Cylinder Block, Liners, Pistons, and Rods
Group 20 – Crankshaft, Main Bearings, and Flywheel
Group 25 – Lubrication System
Group 30 – Cooling System
Group 35 – Specification
SECTION 30 – FUEL SYSTEM
Group 5 – Diagnosing Malfunctions
Group 10 – Air Intake System
Group 15 – Fuel Injection System
Group 20 – Speed Control Adjustment
Group 25 – Specifications
SECTION 40 – ELECTRICAL SYSTEM
Group 5 – Information and Wiring Diagrams
Group 10 – Motorola Charging Circuit
Group 15 – Delcotron Charging Circuit
Group 20 – Starting Circuit
Group 25 – Lighting and Accessory Circuits
Group 30 – Specifications
SECTION 50 – POWER TRAIN
Group 5 – Clutch
Group 10 – Torque Divider
Group 15 – Syncro-Range Transmission
Group 20 – Differentials
Group 25 – Final Drives
Group 30 – PTO
Group 35 – Specifications
SECTION 60 – STEERING AND BRAKES
Group 5 – General Information
SECTION 70 – HYDRAULIC SYSTEM
Group 5 – General Information, Diagnosis, and Tests
Group 10 – Main Reservior, Filters, Valves, Oil Cooler, and Oil Reservior
Group 15 – Hydraulic Pumps
Group 20 – Power Steering
Group 25 – Power Brakes
Group 30 – Selective Control Valve, Breakaway Couplers, and Remote Cylinders
Group 35 – Specifications
SECTION 80 – MISCELLANEOUS
Group 5 – Hinge Assembly
And More……
