Komatsu Cummins N-855 Series Diesel Engine Service Repair Workshop Manual

This shop manual is a valuable resource for improving the quality of repairs, providing accurate understanding of the product, and demonstrating the correct repair procedures. It is beneficial for both professional mechanics and DIY enthusiasts.

APPLICABLE MODELS:

• Engines covered:
  • N-855-C
  • NT-855-C
  • NTA-855-C
• Machines covered:
  • Komatsu PC300-1
  • Komatsu PC300-2
  • Komatsu PC300LC-1
  • Komatsu PC300LC-1
  • Komatsu D80A, E-18
  • Komatsu D85A, E, P-18
  • Komatsu D80F-18
  • Komatsu D95S-2
  • Komatsu PC400-1
  • Komatsu PC400LC-1
  • New Holland W170-2
  • New Holland W180-1
  • Hyundai HD320-2
  • Hyundai HD320-3
  • Komatsu WS16S-2
  • Komatsu WS23-1

TABLE OF CONTENTS:

• 01 General
• 11 Structure and Function
• 12 Testing and Adjusting
• 13 Disassembly and Assembly
• 14 Maintenance Standard
• 15 Repair and Replacement
• 19 Others

This shop manual provides essential technical information for operations conducted in a service workshop. It is divided into chapters, each focusing on specific components and their functions.

STRUCTURE AND FUNCTION

This section elucidates the structure and function of each component, serving as both a reference for troubleshooting and a guide for understanding the product.

TESTING AND ADJUSTING

Here, the manual explains the checks and adjustments to be made before and after repairs, along with troubleshooting charts correlating problems with causes.

DISASSEMBLY AND ASSEMBLY

Procedures for removing, installing, disassembling, and assembling each component are detailed in this section, along with relevant precautions.

MAINTENANCE STANDARD

This section provides judgment standards for inspecting disassembled parts, which may also be described in the STRUCTURE AND FUNCTION section.

OTHERS

This section primarily includes hydraulic and electric circuit diagrams, as well as specifications of attachments and options.

The manual is fully bookmarked and searchable, allowing for easy navigation and quick access to specific information. It contains specifications, diagrams, real photo illustrations, and schemes, providing a comprehensive resource for repairs.