Komatsu D68ESS-12E0 Bulldozer Shop Service Manual J20001 and up (SEN05539-01)

This Service Manual provides clear, step-by-step instructions for maintaining, diagnosing, and repairing Komatsu equipment. It includes detailed procedures, diagrams, specifications, and troubleshooting guides to help technicians perform accurate and efficient service work.

CONTENTS:

00. INDEX AND FOREWORD
Index
Foreword and general information
01. Specification
Specification and technical data
02. Structure, function andmaintenance standard
Engine and cooling system
Power train, Part 1
Power train, Part 2
Undercarriage and frame
Hydraulic system, Part 1
Hydraulic system, Part 2
Work equipment
Electrical system
03. Standard value table
Standard service value table
04. Testing and adjusting
Testing and adjusting
Tools for testing, adjusting, and troubleshooting
Measuring blow-by pressure
Measuring exhaust color
Measuring engine oil pressure
Measuring engine speed
Testing fan belt tension
Measuring speed at torqueconverter stall
Adjusting fuel control linkage
Adjusting steering/directionallever, gearshift lever, and parkingbrake lever
Adjusting brake pedal linkage
Adjusting work equipment lock lever
Testing power train hydraulicpressure
Measuring and adjusting workequipment oil pressure
Measuring leakage inside cylinder1
Bleeding air from hydrauliccylinder
05. Troubleshooting
General information on troubleshooting
Troubleshooting of electrical system(E-mode)
Troubleshooting of hydraulic andmechanical system (H-mode)
Troubleshooting of machine monitorsystem (M-mode)
06. Disassembly and assembly
General information on disassemblyand assembly
Engine and cooling system
Power train
Undercarriage and frame
Hydraulic system
Work equipment
Cab and its attachments
Electrical system
07. Diagrams and drawings
Hydraulic diagrams and drawings
Electrical diagrams and drawings

Format: PDF (Printable Document)
File Language: English
File Pages: 529
File Size: 35.83 MB
Brand: Komatsu
Model: D68ESS-12E0 Bulldozer
Book No: SEN05539-01
Serial No: J20001 and up