This collection contains the following 5 manuals:

Komatsu PC1250-7 shop manual.
This manual covers following machines.
MACHINE MODEL SERIAL NUMBER RANGE.
PC1250-7 20001 and up
PC1250SP-7 20001 and up
PC1250LC-7 20001 and up
This is the factory shop manual. 940 pages. This is a high quality PDF.

Komatsu PC1250-7 operation and maintenance manual.
This manual covers following machines.
MODEL AND SERIAL NUMBER RANGE
PC1250- 20001 and up
PC1250SP-20001 and up
PC1250LC-20001 and up
This is the factory manual,301 pages. High quality PDF,

Komatsu PC1250-7 field assembly manual. This manual applies to MODEL AND SERIAL NUMBER RANGE
PC1250- 20001 and up
PC1250SP-20001 and up
PC1250LC-20001 and up
This is the factory manual, high quality PDF.
Contents
Outline of work process
Tool list
Transportation posture, dimensions and weight of main components
Outline of size of work place
Precautions during operation
List of parts sent individually
Detailed procedure for parts assembly work
Procedure for flushing hydraulic circuit
procedure for bleeding air from hydraulic circuit
procedure for adjusting track link
Procedure for inspecting oil, water, fuel
Field assembly inspection report

Komatsu 170-3 series (6aa6D170E-3)diesel engine shop manual. This is the factory shop manual, it is a high quality PDF, 430 pages. Applicable following machines.

SA6D170E-3 D375A-5 Bulldozer

SAA6D170E-3
PC1250-7 Hydraulic excavator
WA600-3 Wheel loader
WD600-3 Wheel dozer
HD465-7 Dump truck
HD605-7 Dump truck

Komatsu PC1250 auto greasing system manual