Factory Repair Operation And Test For John Deere Excavator. Manual Contains Illustrations, Instructions, Diagrams For Systems Diagnosis, Theory Of Operation, Performance Testing, Tests And Adjustments, Operational Check, Unit Locations, Schematics And A Lot Of Other Useful Information For Service And Repair.

Format: PDF
Language: English
Pages: 534
Number: TM1376 (march 1990)
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

John Deere Excavator
70

Contents

-GENERAL INFORMATION
Introduction and Safety Information
General Specifications
Torque Values
Lubrication
Inspection Procedures
-TRACKS
Track Systems
Upper Roller
Lower Roller
Front Idler
Metal Face Seals
Track Adjuster
Track-Shoe
Sprocket
Track Link
Bushing and Pin
Track Chain
-AXLES AND SUSPENSION (PROPEL)
Axle Shafts, Bearings and Reduction Gears,Travel Gearbox and Park Brake, Metal Face Seals
Hydraulic System, Counterbalance Valve, Travel Motor, Rotary Manifold
-ENGINE
Removal and Installation
Camshaft and Valve Actuating Means
Cylinder Head and Valves
Exhaust Manifold
Fuel Injection System
Intake Manifold
Water Pump
Thermostats, Housings and Water Piping
Oil Cooler
Fuel Filter
Fuel Transfer Pump
Starting Motor and Fastenings
-ENGINE AUXILIARY SYSTEM
Cold Weather Starting Aids
Cooling Systems
-ELECTRICAL SYSTEMS
Batteries, Support and Cables
Alternator, Regulator and Charging System Wiring
Instruments and Indicators
-BULLDOZER
Hydraulic System Control Valve, Switch Valve, Hydraulic Pump, Pilot Pump, Pilot Pump Relief Valve, Pump Regulator, Shuttle, Cylinders
-SWING, ROTATION OR PIVOTING SYSTEM
Mechanical Drive Elements Swing Gearbox, Swing Bearing Seal
Hydraulic System Swing Lock and Crossover Relief Valve, Swing Motor
-OPERATIONAL CHECKOUT PROCEDURE
System Operational Checks
-ENGINE OPERATION AND TESTS
Theory of Operation
System Operational Checks
Diagnostic Information
Adjustments
Tests
-ELECTRICAL SYSTEM OPERATION AND TESTS
Theory of Operation
System Operational Checks
Diagnostic Information
Tests
-POWER TRAIN OPERATION AND TESTS
Theory of Operation
System Operational Checks
Diagnostic Checks
Adjustments
Tests
-HYDRAULIC SYSTEM OPERATION AND TESTS
Theory of Operation
System Operational Checks
Diagnostic Information
Adjustments
Tests
-DEALER FABRICATED TOOLS
Dealer Fabricated Tools