Skip to content
  • Home
  • Collections
  • About
  • Contact
  • FAQ
  • Blog post
  • Account
The Manuals Group
Cart
  • Home
  • Collections
  • About
  • Contact
  • FAQ
  • Blog post
Account
Item added to cart. View cart and check out.

Categories

Allis Chalmers Audi Automotive BMW Auto Bobcat Bomag Case Cat Chrysler Claas Crown Deutz Dodge Doosan Ducati Fendt Forklift Owner Forklift Parts Forklift Shop Freightliner Gehl H-D Hitachi Honda Hyundai JCB Kobelco Komatsu Kubota Massey Ferguson Mercedes Motor Bike Mustang New Holland Selection Selection - A Selection - B Selection - C Steyr Tech Shop Tigercat Toyota Truck Valtra Volvo Yanmar
Enhance your operational efficiency with the KOMATSU D39EX-21 and D39PX-21 GALEO Bull Dozer Operation & Maintenance Manual.

Billy B.

Always a pleasure buying from here

Terry D.

I have purchased several manuals through this website and they are always good

Clint P.

I saw this in a YouTube Video and it's great

Tom H.

It's a good website for manuals

Ben D.

Perfect. The online ordering was easy and the download worked great. I'm very happy with my manual.

Collin B.

I'm so glad that I could make repairing procedures on my on since they are explained from A-Z in the manual. The price was good too! The company offers the manuals for such affordable price! I'm glad that I find out about this company so early..

Zach O.

Thanks to this manual and it's information I was able to improve my New Holland tractor within a day. It's so satisfying feeling!

Leo J.

So far my experience is good

Max H.

This service provider is very good and very helpful i like their service Thank You!

Peter P.

Will use this service again. Thank you

KOMATSU D39EX-21, D39PX-21 GALEO BULL DOZER OPERATION & MAINTENANCE MANUAL SEAM040202T - PDF FILE

  • Discount
  • Regular price $60.00 USD

 
 
This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.

  • Description
  • Download Information
Description

DOWNLOAD COMPLETE OPERATION & MAINTENANCE MANUAL FOR KOMATSU D39EX-21, D39PX-21 GALEO BULL DOZER SEAM040202T - PDF FILE

ENHANCE YOUR OPERATIONAL EFFICIENCY WITH THE KOMATSU D39EX-21 AND D39PX-21 GALEO BULL DOZER OPERATION & MAINTENANCE MANUAL. THIS COMPREHENSIVE PDF FILE IS DESIGNED TO PROVIDE YOU WITH ESSENTIAL INSIGHTS AND GUIDELINES FOR OPTIMAL PERFORMANCE AND MAINTENANCE OF YOUR DOZER, ENSURING IT RUNS SMOOTHLY AND EFFECTIVELY ON ANY JOB SITE.

INSIDE THIS MANUAL, YOU WILL FIND DETAILED INSTRUCTIONS, TROUBLESHOOTING TIPS, AND MAINTENANCE SCHEDULES TAILORED SPECIFICALLY FOR THE D39EX-21 AND D39PX-21 MODELS. WHETHER YOU ARE A SEASONED OPERATOR OR A NEW USER, THIS RESOURCE WILL EMPOWER YOU TO MAXIMIZE THE CAPABILITIES OF YOUR EQUIPMENT WHILE MINIMIZING DOWNTIME AND REPAIR COSTS.

DON'T LEAVE YOUR DOZER'S PERFORMANCE TO CHANCE. INVEST IN THE KOMATSU D39EX-21 AND D39PX-21 GALEO BULL DOZER OPERATION & MAINTENANCE MANUAL TODAY AND GAIN THE KNOWLEDGE YOU NEED TO KEEP YOUR MACHINERY IN PEAK CONDITION. DOWNLOAD YOUR PDF FILE NOW AND TAKE THE FIRST STEP TOWARDS ENHANCED PRODUCTIVITY AND RELIABILITY ON THE JOB.

MANUAL ID :
SEAM040202T 

MODEL COVERED:
KOMATSU D39EX-21, D39PX-21 GALEO BULL DOZER 

MANUAL CONTENT:
D39EX-12 BULL DOZER
D39PX-12 BULL DOZER
1. MAIN MENU
2. COVER
3. FOREWORD
FOREWORD
SAFETY INFORMATION
INTRODUCTION
FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE
NECESSARY INFORMATION
MACHINE SERIAL NO. PLATE AND POSITION
ENGINE SERIAL NO. PLATE AND POSITION
EMISSION CONTROL INFORMAITON LABEL AND POSITION
POSITION OF SERVICE METER
TABLE TO ENTER SERIAL NO. AND DISTRIBUTION
CONTENTS
4. SAFETY
SAFETY
SAFETY LABELS
POSITIONS OF SAFETY PICTOGRAMS
SAFETY LABELS
GENERAL PRECAUTIONS
SAFETY RULES
IF ABNORMALITY ARE FOUND
CLOTHING AND PERSONAL PROTECTIVE ITEMS
FIRE EXTINGUISHER AND FIRST AID KIT
SAFETY FEATURES
KEEP MACHINE CLEAN
INSIDE OPERATORS COMPARTMENT
ALWAYS APPLY LOCK WHEN LEAVING OPERATORS SEAT
HANDRAILS AND STEPS
MOUNTING AND DISMOUNTING
NO PEOPLE ON ATTACHMENTS
CRUSHING OR CUTTING PREVENTION
PREVENTION OF BURNS
FIRE PREVENTION
ACTION IF FIRE OCCURS
WINDOW WASHER LIQUID
PRECAUTIONS WHEN USING ROPS
PRECAUTIONS FOR ATTACHMENTS
UNAUTHORIZED MODIFICATION
SAFETY AT WORKSITE
WORKING ON LOOSE GROUND
DO NOT GO CLOSE TO HIGHVOLTAGE CABLES
ENSURE GOOD VISIBILITY
VENTILATION FOR ENCLOSED AREA
CHECKING SIGNALMANS SIGNALS AND SIGNS
EMERGENCY EXIT FROM OPERATORS CAB
BE CAREFUL ABOUT ASBESTOS DUST
PRECAUTIONS FOR OPERATIONS
STARTING ENGINE
CHECKS BEFORE STARTING ENGINE
PRECAUTIONS WHEN STARTING
PRECAUTIONS IN COLD AREAS
OPERATION
CHECKS BEFORE OPERATION
PRECAUTIONS FOR MOVING MACHINE FORWARD OR IN REVERSE
PRECAUTIONS WHEN TRAVELING
TRAVELING ON SLOPES
OPERATE CAREFULLY ON SNOW
PARKING MACHINE
TRANSPORTATION
LOADING AND UNLOADING
SHIPPING
BATTERY
BATTERY HAZARD PREVENTION
STARTING WITH BOOSTER CABLE
TOWING
WHEN TOWING
PRECAUTIONS FOR MAINTENANCE
WARNING TAG
KEEP WORK PLACE CLEAN AND TIDY
APPOINT LEADER WHN WORKING WITH OTHERS
STOP ENGINE BEFORE CARRYING OUT INSPECTION AND MAINTENANCE
TWO WORKERS FOR MAINTENANCE WHEN ENGINE IS RUNNING
PROPER TOOLS
NO UNAUTHORIZED PERSONNEDL INTO AREA
ATTACHMENTS
WORK UNDER THE MACINE
NOISE
PRECAUTIONS WHEN USING HAMMER
REPAIR WELDING
REMOVING BATTERY TERMINALPRECAUTIONS 
WHEN USING HIGHPRESSURE GREASE TO ADJUST TRACK TENSION
DO NOT DISASSEMBLE RECOIL SPRING
PRECAUTION WITH HIGHPRESSURE OIL
HANDLING HIGHPRESSURE HOSES
WASTE MATERIAL
MAINTENANCE FOR AIR CONDITIONER
COMPRESSED AIR
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS
5. OPERATION
GENERAL VIEW
GENERAL VIEW OF MACHINE
GENERAL VIEW OF CONTROLS AND GAUGES
EXPLANATION OF COMPONENTS
MONITOR PANEL
SWITCHES
CONTROL LEVERS AND PEDALS
FUSE
ELECTRIC POWER TAKEOUT ADAPTER
DOOROPEN LOCK
SASH GLASS INTERMEDIATE LOCK
CAP, COVER WITH LOCK
DOOR POCKET
ASHTRAY
LUNCHBOX HOLDER BELT
CUP HOLDER
TOOL BOX
GREASE PUMP HOLDER
CAR STEREO, HANDLING
AIR CONDITIONER, HANDLING
OPERATION
CHECK BEFORE STARTING ENGINE, ADJUST
STARTING ENGINE
OPERATIONS AND CHECKS AFTER STARTING ENGINE
STOPPING ENGINE
CHECK AFTER STOPPING ENGINE
MACHINE OPERATION
STOPPING MACHINE
SHIFTING GEAR
SHIFTING BETWEEN FORWARD AND REVERSE
STEERING MACHINE
PRECAUTIONS FOR OPERATION
WORK POSSIBLE USING BULLDOZER
PARKING MACHINE
CHECK AFTER FINISHING WORK
LOCKING
TIPS FOR LONGER UNDERCARRIAGE LIFE
TRANSPORATION
TRANSPORATION MEANS
REMOVING CAB
PRECAUTIONS WHEN REMOVING WORK EQUIPMENT
LOADING, UNLOADING WORK
LIFTING MACHINE
COLD WEATHER OPERATION
PRECAUTIONS FOR LOW TEMPERATURE
AFTER COMPLETION OF WORK
AFTER COLD WEATHER
LONGTERM STORAGE
BEFORE STORAGE
DURING STORAGE
AFTER STORAGE
TROUBLESHOOTING
AFTER RUNNING OUT OF FUEL
MACHINE TOWING METHOD
IF BATTERY IS DISCHARGED
WHEN ENGINE DOES NOT STOP
OTHER TROUBLE
6. MAINTENANCE
GUIDE TO MAINTENANCE
OUTLINE OF SERVICE
OUTLINE OF OIL, FUEL, COOLANT
RELATING TO ELECTRIC SYSTEM
WEAR PARTS LIST
WEAR PARTS LIST
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE
PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS
STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS
TROQUE LIST
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS
SAFETY CRITICAL PARTS
MAINTENANCE SCHEDULE CHART
MAINTENANCE SCHEDULE CHART
SERVICE PROCEDURE
WHEN REQUIRED
CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT
CLEAN INSIDE OF COOLING SYSTEM
CHECK TRACK TENSION
CHECK AND TIGHTEN TRACK SHOE BOLTS
CHECK ELECTRICAL INTAKE AIR HEATER
REVERSE AND REPLACE END BITS AND CUTTING EDGES
ADJUST IDLER CLEARANCE
CHECK, ADJUST AIR CONDITIONER
GREASE DOOR HINGE
CHECK DOOR LOCK STRIKER
CHECK WINDOW WASHER FLUID LEVEL, ADD FLUID
REPLACE WIPER BLADE
CHECK IDLER OIL LEVEL, ADD OIL
ADJUST PLAY IN CENTER BALL
PROCEDURE FOR BLEEDING AIR IN HYDRAULIC SYSTEM
PROCEDURE FOR RELEASING INTERNAL PRESSURE OF HYDRAULIC SYSTEM
CHECK BEFORE STARTING
EVERY 50 HOURS SERVICE
DRAIN WATER, SEDIMENT FROM FUEL TANK
EVERY 250 HOURS SERVICE
LUBRICATING
CHECK OIL LEVEL IN FINAL DRIVE CASE , ADD OIL
CHECK LEVEL OF BATTERY ELECTROLYTE
CHECK BRAKE PERFORMANCE
CLEAN AIR CONDITIONER AIR FILTER (FRESH/RECIRC FILTER)
EVERY 500 HOURS SERVICE
REPLACE FUEL FILTER CARTRIDGE
CHANGE OIL IN ENGINE OIL PAN, RPLACE ENGINE OIL FILTER CARTRIDGE
REPLACE CORROSION RESISTOR CARTRIDGE
CHECK, CLEAN RADIATOR FINS
EVERY 1000 HOURS SERVICE
CHANGE OIL IN FINAL DRIVE CASE
CHECK FAN BELT TENSION, ADJUST
CHECK ALL TIGHTENING PARTS OF TURBOCHARGER
CHECK PLAY OF TURBOCHARGER ROTOR
CHECK FOR LOOSE ROPS MOUNT BOLTS
EVERY 2000 HOURS SERVICE
CHANGE OIL IN HYDRAULIC TANK, REPLACE OIL FILTER CARTRIDGE AND CLEAN SUCTION STRAINER
CLEAN, CHECK TURBOCHARGER
CHECK VIBRATION DAMPER
CHECK ALTERNATOR, STARTING MOTOR
CHECK ENGINE VALVE CLEARANCE, ADJUST
EVERY 4000 HOURS SERVICE
CHECK WATER PUMP
7. SPECIFICATIONS
SPECIFICATIONS
8. ATTACHMENTS, OPTIONS
GENERAL PRECAUTIONS
PRECAUTIONS RELATED TO SAFETY
SUSPENSION SEAT
HEADREST
EQUIPPING FIRE EXTINGUISHER AND FIRST AID KIT
9. INDEX

SIZE : 5.3MB
TOTAL PAGES 208
FORMAT : PDF
LANGUAGE : ENGLISH
DOWNLOAD INFORMATION - YOU WILL RECEIVE THE DOWNLOAD LINK ON YOUR GIVEN E-MAIL.

Download Information

: File Format - PDF (Portable Document Format)


: Manual Images - (High-Quality PDF)


: Printable - Entire Manual


: Compatible - All versions of Windows, ios, android


: The manual includes - Bookmarks, Searchable Text, Wiring, and Hydraulic Schematics


: Download - You will receive the PDF manual in your email after the purchase

We strongly encourage you to review the full description carefully to comprehend the comprehensive scope, features, and benefits of the materials provided. By thoroughly examining the details, you will gain a complete understanding of all functionalities, advantages, and actionable insights embedded within your data.

This ensures you can fully leverage the resources for optimal results and make informed decisions based on the extensive information supplied.

Order confirmation will be sent to the contact information you provided, and all updates will be delivered promptly.


If you encounter any issues, our dedicated support team is here to assist you. Please contact us at Support@themanualsgroup.com, and a team member will provide real-time updates and address any related queries promptly.

In the event that an incorrect item is purchased by mistake and you identify the correct item you require, we will exchange it for the appropriate item, on the condition that the replacement item is of equal value to the original purchase.

Helpful Links

  • Get in Touch
  • Frequently Asked Questions
  • Privacy Policy
  • Returns & Refund Policy
  • Delivery time & Refund

Categories

Earthmoving equipment

Automotive Vehicle

Electric Power Unit

Drive Unit

Sign Up

© 2025, The Manuals Group.
  • Choosing a selection results in a full page refresh.
  • Press the space key then arrow keys to make a selection.
  • Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device