This collection contains the following 3 manuals:

Komatsu WA30-5 work shop manual
Komatsu WA20-2,WA30-5,WA40-3,WA50-3 operation manual
Komatsu 68E-88E series engine service manual.

Komatsu WA30-5 work shop manual.
415 pages.
SERIAL NUMBER 22005 and up
This factory service manual has easy-to-read text sections with top quality diagrams, pictures and illustrations. The step by step instructions show you how to fault find or complete any repair or overhaul, correctly and efficiently, saving time and avoiding cockups. All specifications
and tolerances are listed. Functions of components are also explained.

Komatsu 68E-88E series engine service manual.
Pages 212
File type PDF
This manual covers following model engines.
2D68E,3D68E,3D74E,3D78AE,3D62AE,3D82E,3D84E,3D88E,4D84E,4D82E,4D88E,S3D84E,S4D84E.

This factory engine service manual has easy-to-read text sections with top quality diagrams, pictures and illustrations. The step by step instructions show you how to complete any repair or overhaul, correctly and efficiently, saving time and avoiding cockups. All specifications and tolerances are listed. Functions of components are also explained.

Komatsu WA20-2,wa30-5,wa40-3,wa50-3 operation manual.
This is a factory manual 195 pages.
File type PDF
serial number ranges
WA20-2 s/n 12172 and up
WA30-5 s/n 18970 and up
WA40-3 s/n 15674 and up
WA50-3 s/n 21428 and up
This operation and maintenance manual provides essential information with regard to the operation and maintenance of this machine. Careful handling, correct periodical inspections and maintenance. This manual should always be present with machine.