Hitachi ex120-2 technical workshop manual

This manual consists of two portions: the Technical Manual (Troubleshooting) and the Workshop Manual.

The Technical Manual includes:

• SECTION 1 - SPECIFICATION
  • Group 1 General Information
  • Group 2 Dimensions and Weights
  • Group 3 Fuels and Lubricants
  • Group 4 Interchangeability
• SECTION 2 - UPPER STRUCTURE
  • Group 1 Layout
  • Group 2 Tanks
  • Group 3 Pump Device
  • Group 4 Piping
  • Group 5 Swing Device
  • Group 6 Pilot Valve
  • Group 7 Solenoid Valve
  • Group 8 Lock Valve
  • Group 9 Shock less Valve
  • Group 10 Accumulator
• SECTION 3 - UNDERCARRIAGE
  • Group 1 Swing Bearing
  • Group 2 Travel Device
  • Group 3 Center Joint
  • Group 4 Adjuster
  • Group 5 Component Layout
• SECTION 4 - ELECTRICAL SYSTEM
  • Group 1 Component Location
  • Group 2 Engine Control System
  • Group 3 Monitor
  • Group 4 Circuit Operation
  • Group 5 Inspection and Maintenance
• SECTION 5 - HYDRAULIC SYSTEM
  • Group 1 General
  • Group 2 Control System
  • Group 3 Control Circuit
• SECTION 6 - OPERATIONAL PERFORMANCE TEST
  • Group 1 Introduction
  • Group 2 Standard
  • Group 3 Engine Test
  • Group 4 Excavator Test
  • Group 5 Hydraulic Component Test
  • Group 6 Basic Performance Check
• SECTION 7 - TROUBLESHOOTING
  • Group 1 Diagnosing Procedure
  • Group 2 Connector
  • Group 3 Troubleshooting A
  • Group 4 Troubleshooting B
  • Group 5 Troubleshooting C
  • Group 6 Harness Check

The manual also includes electrical and hydraulic schematics.

File Format: PDF

Total Pages: 451

Size: 32Mb

Manual Language: English