This collection contains the following 3 manuals:
Komatsu PC12R-8,PC15R-8 shop manual
Komatsu 68E-88E series engine service manual.(3D68E-3)
Komatsu PC12R-8,PC15R-8 operation and maintenance manual

Manual descriptions

Komatsu PC12R-8 and PC15R-8 shop manual. This is a high quality 355 page workshop service manual.
Model and s/n range
PC12R-8 10001 and up
PC15R-8 10001 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 costly mistakes. All specifications
and tolerances are listed. Functions of components and
systems are also explained.

Komatsu PC12R-8,PC12R-8HS,PC15R-8,PC15R-8HS operation and maintenance manual. This is a high quality manual. 208 pages.
This manual covers following models and serial number ranges
PC12R-8 s/n F31493 and up
PC12R-8 HS s/n F31493 and up
PC15R-8 s/n F22262 and up
PC15R-8 HS s/n F22262 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.

Komatsu 68E-88E series engine service manual.(3D68E-3)
212 Pages.
This manual covers following model engines.
2D68E-3D68E-3D74E-3D78AE-3D82AE-3D82E-3D84E-3D88E-4D82E-
4D84E- 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 expensive mistakes. All
specifications and tolerances are listed. Function of
components and systems are also explained.