Illustrated Factory Technical Service Manual for John Deere Utility Tractors Models 1520 This manual contains high quality images, circuit diagrams, instructions to help you to maintenance, troubleshooting, diagnostic, and repair your truck.This document is printable, without restrictions, contains searchable text.Language: English Format: PDF, 272 pages; Covered models: 1520 Contents: SECTION 10 - GENERAL Group 5 - Specifications Group 10 - Predelivery, Delivery, and After-Sale Services Group 15 - Tune-Up and Adjustment Group 20 - Lubrication Group 25 - Separation SECTION 20 - ENGINE Group 5 - General Information, Diagnosis, and Tests Group 10 - Cylinder Head, Valve Train, and Camshaft Group 15 - Cylinder Block, Liners, Pistons, and Rods Group 20 - Crankshaft, Main Bearings, and Flywheel Group 25 - Timing GearTrain Group 30 - Lubrication System Group 35 - Cooling System Group 40 - Governor and Speed Control Linkage SECTION 30 - FUEL SYSTEM Group 5 - Diagnosing Malfunctions Group 10 - Fuel Injection System Group 15 - Gasoline Fuel System SECTION 40 - ELECTRICAL SYSTEM Group 5 - Information and Diagrams Group 10 - Charging Circit Group 15 - Starting Circuit Group 20 - Ignition Circuit Group 25 - Lighting and Accessory Circuits SECTION 50 - POWER TRAIN Group 5 - Clutches Group 10 - Hi-Lo Shift Unit Group 15 - Reverser Group 20 - Collar Shift Transmission Group 25 - Differential Group 30 - Final Drive Group 35 - Continuous and Transmission PTO Group 40 - Independent PTO Group 45 - Belt Pulley SECTION 60 - STEERING AND BRAKES Group 5 - General Information SECTION 70 - HYDRAULIC SYSTEM Group 5 - General Information, Diagnosis and Tests Group 10 - Miscellaneous Hydraulic Components Group 15 - Hydraulic Pumps Group 20 - Steering System Group 25 - Hydraulic Brakes Group 30 - Rockshaft System Group 35 - Selective Control Valve, Breakaway Couplers, and Remote Cylinders SECTION 80 - MISCELLANEOUS Group 5 - Front Axle