Komatsu PC27MR-2, PC30MR-2, PC35MR-2, PC40MR-2 & PC50MR-2 Repair Manual PDF

Serial Number:
PC27MR-2: 15001 and up
PC30MR-2: 20001 and up
PC35MR-2: 5001 and up
PC40MR-2: 8001 and up
PC50MR-2: 5001 and up
Manuals: Shop Manual
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
10. 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 the Excavator.

20. Testing and adjusting

This section explains measuring tools and measuring methods for testing and adjusting, as well as the adjusting method of each part. The standard values and judgment criteria for “Testing and adjusting” are explained in “Standard value table”.

30. Disassembly and assembly of Komatsu Excavator

This section explains the special tools and procedures for removing, installing, disassembling, and assembling each component, as well as precautions for them. In addition, tightening torque, and quantity and weight of coating material, oil, grease, and coolant necessary for the work are also explained.

90. 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.