This collection contains the following 3 x factory manuals:

Komatsu PC1600-1 field assembly manual.
Komatsu PC1600-1 workshop manual.
Komatsu 6D140-1 series diesel engine shop manual.

Manual Descriptions:

Komatsu PC1600-1 workshop manual.
This is a factory manual. 650 pages.
serial number: 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 PC1600-1 field assembly instruction manual.
This is the factory manual.
219 pages.
serial number range 10001 and up

Komatsu 6D140-1 series diesel engine shop manual.
This manual covers following engine models
S6D140-1
SA6D140-1
SAA6D140-1
This is the factory shop manual. 376 pages.
This engine is used in following Komatsu machines.
D135A-2
D155A-3
WA500-1
HD325-5
WS16S-3
WS23-2
GD825A-1
EG300B-5
EG300BS-5
GC380
HD325-6
PC1600-1
HD325-5
WS23S-2
EG400B-2
EG400BS-2