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Komatsu D20, D21A,P,PL bulldozer shop manual Preview image 1
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Komatsu D20, D21A,P,PL bulldozer shop manual

Models covered in this manual:

Komatsu D20

  • Standard model

Komatsu D21

  • D21A: Standard model
  • D21P: Power shift model
  • D21PL: Power shift model with Low ground pressure
  • Komatsu D20 (1985-1990)
  • Komatsu D20A (1991-1995)
  • Komatsu D20P (1996-2000)
  • Komatsu D20PL (2001-2005)
  • Komatsu D21A (2006-2010)
  • Komatsu D21P (2011-2015)
  • Komatsu D21PL (2016-2021)
  • Komatsu D20,21A,PL-5 Dozer Bulldozer S/N 45001 and up
  • Komatsu D20,21P-5 Dozer Bulldozer S/N 45003 and up

File specifications

File size: 19.71 MB
File type: PDF
Language: English
Pages:223

Printable: Yes
Estimated download time: 0.4 Minutes
$16.99 Instant Download

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Product Information

Table of Contents

00 General

  • Foreword
  • Safety
  • General Information
  • Specifications
  • Maintenance Standard
  • Torque Specifications

01 Structure and Function

  • Engine
  • Transmission
  • Steering System
  • Undercarriage
  • Hydraulic System
  • Electrical System
  • Frame and Cab

02 Testing and Adjusting

  • Engine Tests and Adjustments
  • Transmission Tests and Adjustments
  • Steering System Tests and Adjustments
  • Hydraulic System Tests and Adjustments
  • Electrical System Tests and Adjustments

03 Disassembly and Assembly

  • Engine Disassembly and Assembly
  • Transmission Disassembly and Assembly
  • Steering System Disassembly and Assembly
  • Undercarriage Disassembly and Assembly
  • Hydraulic System Disassembly and Assembly
  • Electrical System Disassembly and Assembly
  • Frame and Cab Disassembly and Assembly

04 Maintenance Standard

  • Periodic Maintenance
  • Maintenance Procedures
  • Lubrication Chart
  • Maintenance Checklists

05 Repair and Replacement of Parts

  • Engine Overhaul
  • Transmission Overhaul
  • Steering System Overhaul
  • Undercarriage Overhaul
  • Hydraulic System Overhaul
  • Electrical System Overhaul
  • Frame and Cab Repairs

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