Komatsu Diesel Engines 82, 84, 88, 98, 106 Series Shop Manual PDF

This shop manual describes the service procedures for the TNV series engines of indirect injection system that have been certified by the US EPA, California ARB and / or the 97/68/EC Directive for industrial use.
This shop manual comes in PDF format. To view the information you must have any PDF Reader. Working with this manual, you can easily copy, save, and print the information you need. If necessary, you can print pages, pictures, charts, or the entire manual completely.

Models:
3D82AE Series Diesel Engine
3D84E Series Diesel Engine
3D88E Series Diesel Engine
4D88E Series Diesel Engine
4D98E Series Diesel Engine
4D106 Series Diesel Engine
S4D84E Series Diesel Engine
S4D98E Series Diesel Engine
S4D106 Series Diesel Engine

Contents:

• 1. General
  • Engine Nomenclature
  • Specifications
  • Fuel Oil, Lubricating and Cooling Water
  • Engine External Views
  • Structural Description
  • Exhaust gas emission regulation
• 2. Inspection and Adjustment
  • Periodic Maintenance Schedule
  • Periodic Inspection and Maintenance Procedure
  • Adjusting the no-load maximum or minimum speed
  • Sensor Inspection
  • Water leak check in cooling water system
  • Radiator cap inspection
  • Adjusting Operation
  • Long storage
• 3. Troubleshooting
  • Preparation before troubleshooting
  • Quick Reference Table for Troubleshooting
  • Trooubleshooting by measuring Compression Pressure
• 4. Disassembly, Inspection and Reassembly of Engines
  • Complete disassembly and reassembly
  • Cylinder Head: Disassembly, Inspection and Reassembly
  • Gear Train and Camshaft
  • Cylinder Block
• 5. Lubrication System
  • Lubrication System Diagram
  • Trochoid Pump Components
  • Disassembly (Reverse the procedure below for assembly)
  • Servicing Points
  • Parts Inspection and Measurement
• 6. Cooling System
  • Cooling Water System
  • Cooling Water Pump Components
  • Disassembly (Reverse the procedure below for assembly)
• 7. Fuel Injection Pump / Governor
  • Introduction
  • Fuel Injection Pump
• 8. Turbochager: Disassembly, Inspection and Reassembly
  • Structure and Functions
  • Service Standards and Tightening Torque
  • Periodic Inspection Procedure
  • Disassembly Procedure
  • Washing and Inspection Procedure
  • Reassembly Procedure
  • Handling after Disassembly and Reassembly
  • Troubleshooting
• 9. Starting Motor
  • For 4TNV94L/98
  • For 4TNV106(T)
• 10. Alternator
  • The 40A Alternator for 3TNV84 and other models
  • Troubleshooting
• 11. Electric Wiring
  • Electric Wiring Diagram
  • Precaution on Electric Wiring
• 12. Service Standards
  • Engine Tuning
  • Enigne Body
  • Lubricating Oil System (Trochoid Pump)
• 13. Tightening Torque for Bolts and Nuts
  • Tightening Torques for Main Bolts and Nuts
  • Tightening Torque for Standard Bolts and Nuts