This collection contains the following 2 manuals:
Komatsu PC128UU-1 and PC128US-1 shop manual
Komatsu 102 series diesel engine shop manual
4d102E-1,S4D102E-1,S6d102e-1

Manual descriptions
Komatsu PC128UU-S-1 shop manual. This high quality manual (794 pages) covers following serial number machines.
MACHINE MODEL SERIAL NUMBER RANGE
PC128UU-1 2347 and up
PC128US-1 1715 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 102 series shop manual. This is a comprehensive high quality manual. 949 pages. This manual covers following model engines
4D102E-1,S4D102E-1,6D102E-1,S6D102E-1,SA6D102E-1,SAA4D102E-2,SAA6D102E-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.