Hitachi EX400-3, EX400-3C, EX400LC-3, EX400LC-3C, EX400H-3, EX450H-3C, EX400LCH-3, EX400LCH-3C excavator technical manual

Product Information

Table of Contents

1. Introduction
   • 1.1 Model Overview
   • 1.2 Safety Information
2. Specifications
   • 2.1 General Specifications
   • 2.2 Performance Specifications
3. Maintenance
   • 3.1 Regular Maintenance Schedule
   • 3.2 Detailed Maintenance Procedures
4. Engine System
   • 4.1 Engine Removal
   • 4.2 Engine Installation
   • 4.3 Engine Repair
5. Electrical System
   • 5.1 Electrical Components
   • 5.2 Wiring Diagrams
   • 5.3 Troubleshooting Electrical Issues
6. Fuel System
   • 6.1 Fuel Pump and Lines
   • 6.2 Carburetor/Fuel Injection System Adjustment
7. Transmission and Drive Train
   • 7.1 Clutch Assembly/Adjustment
   • 7.2 Gearbox Disassembly/Reassembly
8. Brakes and Suspension
   • 8.1 Brake Maintenance and Adjustment
   • 8.2 Suspension Setup and Tuning
9. Troubleshooting
   • 9.1 Troubleshooting Charts
   • 9.2 Common Problems and Solutions
10. Appendices
    • 10.1 Torque Specifications
    • 10.2 Service Tool Catalog
    • 10.3 Parts Diagrams

This manual/handbook is useful to mechanics, technicians, and owners as it provides detailed information on the operation, maintenance, and specifications of the Hitachi EX400-3, EX400-3C, EX400LC-3, EX400LC-3C, EX400H-3, EX450H-3C, EX400LCH-3, EX400LCH-3C excavator. It also includes safety guidelines and assembly diagrams to assist in any repair or maintenance work.

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