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1988-1998 Komatsu PC30-7 hydraulic excavator shop manual Preview image 1
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1988-1998 Komatsu PC30-7 hydraulic excavator shop manual

Models covered in this manual:

PC30-7 / Komatsu Limited

  • 1988-1991: Komatsu PC30-7 Basic Model
  • 1992-1994: Komatsu PC30-7 with Enhanced Hydraulic System
  • 1995-1998: Komatsu PC30-7 Advanced Model with Updated Cab Design

Production years: 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998.
387 page
Serial numbers: 18001 and upwards

File specifications

File size: 22.41 MB
File type: PDF
Language: English

Printable: Yes
Estimated download time: 0.46 Minutes
$24.99 Instant Download

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Product Information

Table of Contents:

Structure and Function

  • Introduction
  • Machine Specifications
  • Component Locations
  • Engine System
  • Hydraulic System
  • Electrical System
  • Cooling System
  • Undercarriage
  • Cab and Controls

Testing and Adjusting

  • General Information
  • Engine Performance Testing
  • Hydraulic System Testing
  • Electrical System Testing
  • Cooling System Testing
  • Undercarriage Testing
  • Adjustments

Disassembly and Assembly

  • Precautions for Disassembly and Assembly
  • Engine
  • Hydraulic Pump
  • Control Valves
  • Cylinders
  • Travel Motor
  • Swing Motor
  • Electrical Components
  • Cooling Components
  • Undercarriage Components
  • Cab and Controls

Maintenance Standard

  • Maintenance Procedures
  • Lubrication
  • Periodic Maintenance Schedule
  • Engine Maintenance
  • Hydraulic System Maintenance
  • Electrical System Maintenance
  • Cooling System Maintenance
  • Undercarriage Maintenance
  • Cab and Controls Maintenance
  • Troubleshooting Guide
  • Service Tools
  • Torque Specifications

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