Komatsu Pc400-6 Maintenance Manual
Operation
Manual’s/n: 32488 And Up, 12629 And Up)

komatsu 960e-1

A Komatsu PC400-6/PC400LC-6 Excavator Maintenance Manual is necessary for several reasons:

• Safe and Efficient Maintenance: The manual provides recommended maintenance schedules and detailed instructions for tasks like lubrication, filter changes, and adjustments.
  
  
• Troubleshooting and Repair: The manual includes troubleshooting charts and repair procedures for common problems.
  
  
• Extended Equipment Life: Proper maintenance extends the lifespan of your excavator. The manual guides you on essential maintenance practices that prevent wear and tear, reducing the need for expensive replacements and repairs down the line.
  
  
• Improved Performance: Regular maintenance ensures your excavator performs at its peak.
  
  
• Safety: The manual emphasizes safety precautions for working on heavy machinery.
  
  
• Understanding Your Machine: The manual provides detailed information about the excavator’s various components and systems. This knowledge helps you understand how your machine works, allowing you to make informed decisions about maintenance and repairs.

It empowers you to maintain your excavator properly, troubleshoot issues, extend its lifespan, and ensure safe and efficient operation.

This is a COMPLETE Operation & Maintenance Manual for the KOMATSU PC400-6, PC400LC-6, PC450-6, PC450LC-6 HYDRAULIC EXCAVATOR.

MACHINE MODEL SERIAL NUMBERS
PC400-6, PC400LC-6: 32488 and up
PC450-6, PC450LC-6: 12629 and up

Table of Contents : Komatsu Pc400-6 Maintenance Manual

Chapter	Title	Description
1	Foreword	Introductory message from the manufacturer.
2	Safety Information	Crucial information on safe operation and maintenance practices.
3	Introduction	General overview of the manual’s purpose and organization.
4	Location of Plates & Serial Number Entry	Identifies location of serial number plates and instructions for recording.
5	Contents	Complete listing of all sections included within the manual.
Safety
6	General Precautions	Essential safety guidelines for working with the excavator.
7	Precautions During Operation	Safety practices to follow while operating the excavator.
8	Precautions for Maintenance	Safety considerations during maintenance and repair procedures.
9	Position for Attaching Safety Labels	Proper placement instructions for safety decals on the excavator.
Operation
10	General View	Overview of the excavator’s layout and key components.
11	Explanation of Components	Detailed descriptions of the excavator’s individual parts and their functions.
12	Operation	Instructions for operating the excavator safely and efficiently.
13	Transportation	Guidelines for safely transporting the excavator.
14	Cold Weather Operation	Tips for operating the excavator in cold weather conditions.
15	Long-Term Storage	Procedures for preparing and storing the excavator for extended periods.
16	Troubleshooting	Guidance on identifying and resolving common operational problems.
Maintenance
17	Guides to Maintenance	General principles and best practices for maintaining the excavator.
18	Outlines of Service	Overview of recommended maintenance schedules and procedures.
19	Wear Parts List	Identification of components prone to wear and tear requiring replacement.
20	Fuel, Coolant, and Lubricants	Guidance on selecting the appropriate fluids based on ambient temperature.
21	Standard Tightening Torques	Specifications for proper tightening of bolts and nuts.
22	Periodic Replacement of Safety Critical Parts	Schedule for replacing safety-critical components to maintain safe operation.
23	Maintenance Schedule Chart	Detailed table outlining specific maintenance tasks and their recommended intervals.
24	Service Procedure	Step-by-step instructions for performing specific maintenance and repair tasks.
25	Specifications	Technical data and specifications of the excavator.
Options & Attachments
26	General Precautions	Safety considerations specific to using optional equipment and attachments.
27	Handling Bucket with Hook	Safe operation procedures for using a bucket with a hook attachment.
28	Using Seat Belt	Importance and proper use of the operator’s seat belt.
29	Handling Car Heater	Instructions for safely using the excavator’s cabin heater.
30	Machines Ready for Attachment	Information on excavator models compatible with specific attachments.
31	Introduction of Attachments	Descriptions and functionalities of available optional attachments.
32	Extending Machine Service Life	Practices for maximizing the lifespan and performance of your excavator.
33	Auto-Greasing System	Information on the automatic lubrication system (if applicable).

Komatsu Pc400-6 Maintenance Manual

Model Specification: KOMATSU PC400-6, PC400LC-6, PC450-6, PC450LC-6 HYDRAULIC EXCAVATOR
Language: English
File Format: PDF
Requirements: Adobe PDF Reader
Compatible: All Versions of Windows & Mac

This Manual Describes Procedures For Operation, Handling, Lubrication, Maintenance, Checking, And Adjustment. It Will Help The Operator And Maintenance Personnel Realize Peak Performance Through Effective, Economical And Safe Machine Operation And Maintenance.