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Komatsu 72-2, 75-2, 78-1, 84-2 series engine 3D72-2, 3D75-2, 3D78-1, 3D84-2, 3D84N-2, 4D84-2 shop manual Preview image 1
Komatsu 72-2, 75-2, 78-1, 84-2 series engine 3D72-2, 3D75-2, 3D78-1, 3D84-2, 3D84N-2, 4D84-2 shop manual Preview image 2
Komatsu 72-2, 75-2, 78-1, 84-2 series engine 3D72-2, 3D75-2, 3D78-1, 3D84-2, 3D84N-2, 4D84-2 shop manual Preview image 3
Komatsu 72-2, 75-2, 78-1, 84-2 series engine 3D72-2, 3D75-2, 3D78-1, 3D84-2, 3D84N-2, 4D84-2 shop manual Preview image 4
Komatsu 72-2, 75-2, 78-1, 84-2 series engine 3D72-2, 3D75-2, 3D78-1, 3D84-2, 3D84N-2, 4D84-2 shop manual Preview image 5
Komatsu 72-2, 75-2, 78-1, 84-2 series engine 3D72-2, 3D75-2, 3D78-1, 3D84-2, 3D84N-2, 4D84-2 shop manual Preview image 6

Komatsu 72-2, 75-2, 78-1, 84-2 series engine 3D72-2, 3D75-2, 3D78-1, 3D84-2, 3D84N-2, 4D84-2 shop manual

Includes the following models

4D84-2/Komatsu Limited

  • 72-2 series engine
  • 75-2 series engine
  • 78-1 series engine
  • 84-2 series engine
  • 3D72-2 series engine
  • 3D75-2 series engine
  • 3D78-1 series engine
  • 3D84-2 series engine
  • 3D84N-2 series engine

File specifications

File size: 15.23 MB
File type: PDF
Language: English

Printable: Yes
Estimated download time: 0.31 Minutes
$13.99 Instant Download

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Product Information

Table of Contents:

10 GENERAL

  • General Information
  • Specifications
  • Performance Curves
  • Weight Table
  • Engine Identification

20 BASIC ENGINE

  • Cylinder Head
  • Valve and Valve Spring
  • Cylinder Block
  • Oil Pan and Level Gauge
  • Crankshaft and Main Bearing
  • Pistons and Connecting Rod
  • Flywheel and Crankshaft Pulley
  • Camshaft and Valve Drive
  • Lubrication Oil Filter
  • Timing Gears and Timing Case

30 FUEL INJECTION EQUIPMENT

  • Fuel Injection Pump
  • Fuel Injector
  • Fuel Lines

40 LUBRICATING SYSTEM

  • Oil Pump
  • Oil Cooler
  • Safety Valve and Bypass Valve

50 COOLING SYSTEM

  • Water Pump
  • Thermostat
  • Cooling Fan
  • Radiator

60 AIR INDUCTION SYSTEM AND TURBOCHARGER

  • Air Cleaner
  • Intake Manifold
  • Exhaust Manifold
  • Turbocharger

70 ELECTRICAL SYSTEM

  • Alternator
  • Starter Motor
  • Electric Wiring
  • Electric Components

80 DISASSEMBLY AND REASSEMBLY

  • Engine Disassembly
  • Engine Reassembly
  • Tools and Equipment

90 TESTING AND ADJUSTING DATA

  • Engine Testing
  • Engine Adjusting
  • Troubleshooting
  • Service Standards
  • Service Data

The Komatsu 72-2, 75-2, 78-1, 84-2 series engine 3D72-2, 3D75-2, 3D78-1, 3D84-2, 3D84N-2, 4D84-2 service manual is an essential tool for mechanics, technicians, and owners as it provides detailed information on the engine's specifications, maintenance procedures, disassembly and reassembly instructions, troubleshooting tips, and more.

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