Komatsu PC18MR-2 Excavator Service Manual

Table of Contents

01 General ………………………………………………………………………………………………………….. 01-1
10 Structure, function and maintenance standard ……………………… 10-1
20 Testing and adjusting……………………………………………………………………………. 20-1
30 Disassembly and assembly……………………………………………………………….. 30-1
90 Others…………………………………………………………………………………………………………….. 90-1

1. Composition of shop manual
This shop manual contains the necessary technical information for services performed in a workshop. For ease of understanding, the manual is 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 for the structure of each component, but also serves as reference material for troubleshooting.
In addition, this section may contain hydraulic circuit diagrams, electric circuit diagrams, and maintenance standards.

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 of the Komatsu PCMR-2
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 for PC18MR-2.
In addition, this section may give the specifications of attachments and options together.