Komatsu Excavator Manual for Models PC128US-2, PC138US-2, and PCN138USLC-2E0

Product Overview

This comprehensive manual provides detailed information for the Komatsu Excavator models PC128US-2, PC138US-2, and PCN138USLC-2E0. It is an essential guide for understanding machine dimensions, performance specifications, and maintenance procedures. The manual is organized into several sections that cover critical aspects such as structure, function, testing, troubleshooting, assembly, and maintenance.

Table of Contents

• General Information
• Structure and Function
• Testing and Adjustments
• Disassembly and Assembly
• Maintenance Standards
• Other Information

Key Features

• General: Details machine dimensions, performance specs, component weights, and various charts for fuel, coolant, and lubricant specifications.
• Structure and Function: Provides in-depth explanations of each component’s structure and function, aiding in troubleshooting and understanding machine operations.
• Testing and Adjusting: Outlines necessary checks and adjustments to perform before and after repairs, including troubleshooting charts correlating problems to potential causes.
• Disassembly and Assembly: Offers step-by-step guidance for removing, installing, disassembling, or assembling components, with safety precautions highlighted.

Benefits

• Improves understanding of machine operations for efficient troubleshooting and repairs.
• Enhances safety with detailed precautions during heavy component handling and other operations.
• Provides organized and comprehensive sections for ease of reference and practical application.

Usage Recommendations

• Always use lifting equipment with sufficient capacity and ensure all chains, ropes, and hooks are in good condition.
• Handle wiring and connectors with care to avoid damage, tagging cables to ensure correct re-installation.
• Dispose of coolant containing antifreeze responsibly and cover disconnected hoses or tubes to prevent contamination.
• Document dismantled component positions with match marks to prevent errors during reassembly.
• Use properly sized containers for oil draining and handle shims carefully, storing them securely.
• Thoroughly clean areas before disassembly to prevent debris ingress and use blind plugs to seal open pipes.