This collection contains the following 4 manuals:
Komatsu PC1600-1 workshop manual
Komatsu PC1600-1 field assembly instruction manual
KOMATSU SA6D140-2 diesel engine shop manual.
Komatsu PC1600SP-1 operation and maintenance 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 140-2 series diesel engine shop manual. This factory workshop manual has 364 pages. It covers following engine models.
S6D140-2
SA6D140-2
SAA6D140-2
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. Function 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 PC1600sp-1 operation and maintenance manual. This is the factory manual,264 pages. serial number 10085 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.