This manual provides detailed service information, step-by-step repair instruction, and maintenance specifications for the Komatsu PC400-6, PC400LC-6, PC450-6, PC450LC-6 Hydraulic Excavator.
It has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing the correct way to perform repairs and make judgments. It is useful for both professional mechanics and DIY enthusiasts.
APPLICABLE MODELS:
Komatsu PC400-6 Hydraulic Excavator SN: 32001 and up
Komatsu PC400LC-6 Hydraulic Excavator SN: 32001 and up
Komatsu PC450-6 Hydraulic Excavator SN: 12001 and up
Komatsu PC450LC-6 Hydraulic Excavator SN: 12001 and up
Komatsu PC400, 450-6 mount the SA6D125-2 engine. For details of the engine, see the 125-2 Series Engine Shop Manual.
TABLE OF CONTENTS:
GENERAL
STRUCTURE AND FUNCTION
TESTING AND ADJUSTING
DISASSEMBLY AND ASSEMBLY
MAINTENANCE STANDARD
OTHERS
File Format: .PDF
Requirements: PDF Reader
Compatible: Windows & Mac
Language: English
Total pages: 841
This manual mainly contains the necessary technical information for operations performed in a service workshop. For ease of understanding, the manual is divided into chapters for each main group of components; these chapters are further divided into the following sections.
STRUCTURE AND FUNCTION: This section explains the structure and function of each component. It serves not only to give an understanding of the structure but also serves as reference material for troubleshooting.
TESTING AND ADJUSTING: This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating "Problems" with "Causes" are also included in this section.
DISASSEMBLY AND ASSEMBLY: This section explains the procedures for removing, installing, disassembling, and assembling each component, as well as precautions for them.
MAINTENANCE STANDARD: This section gives the judgment standards for inspection of disassembled parts. The contents of this section may be described in STRUCTURE AND FUNCTION.
OTHERS: This section mainly gives hydraulic circuit diagrams and electric circuit diagrams. In addition, this section may give the specifications of attachments and options together.
* This Manual is compatible with all versions of Windows PC OS, MAC OS, and Linux OS.
* A compression utility is needed to extract it first if located in the archive (e.g. 7- ).
