Komatsu D275AX-5E0 Bulldozer Operation and Maintenance Manual (EEAM026901)
On a D275AX-5E0 working in heavy push, ripping, or stockpile work, this Operation and Maintenance Manual is what I keep handy to keep the dozer earning and not parked. It walks you through how to run the machine correctly, set up daily and periodic checks, and build a maintenance rhythm that fits hard quarry or mine duty. If, for example, you start seeing uneven blade response or the machine feels sluggish under load, this is the book you use to verify basic settings and operator checks before calling in major repairs.
Applications & Use Cases
- Plan preventive maintenance so filters, oils, and wear parts get attention before they cause breakdowns.
- Set up daily walk‑around inspections to catch leaks, loose hardware, and track issues early.
- Coach new operators on correct warm‑up, shutdown, and working techniques that reduce stress on the powertrain and blade hydraulics.
- Trace early warning signs from gauges, alarms, or unusual vibrations to decide if you can finish the shift or must stop.
- Coordinate parts and shop time by knowing what’s coming due, minimizing surprise downtime on big jobs.
FAQ
Q: Can I use this manual on a tablet in the field?
A: Yes, it’s well suited for digital use; you can zoom diagrams and quickly search terms while you’re beside the machine.
Q: Is it worth printing sections of this manual?
A: Many techs print the inspection and service-interval pages to keep in the service truck or site office for quick reference.
Safety Note
Always follow the manual’s safety procedures and lockout steps before inspecting or servicing the dozer.
Komatsu D275AX-5E0 Bulldozer Index:
- FOREWORD
- BEFORE READING THIS MANUAL
- SAFETY INFORMATION
- Noise emission levels
- Vibration levels
- INTRODUCTION
- USE OF MACHINE
- FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE
- VISIBILITY FROM OPERATOR’S SEAT
- NECESSARY INFORMATION
- PRODUCT IDENTIFICATION NUMBER (PIN), MACHINE SERIAL NO. PLATE
- EPA REGULATIONS, ENGINE NUMBER PLATE
- BLADE SERIAL NO. PLATE POSITION
- RIPPER SERIAL NO. PLATE POSITION
- POSITION OF SERVICE METER
- TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR
- MACHINE SERIAL NUMBER PLATE
- FOREWORD
- SAFETY
- OPERATION
- MAINTENANCE
- SPECIFICATIONS
- ATTACHMENTS, OPTIONS
- INDEX
- COLOPHON
- SAFETY
- SAFETY
- SAFETY LABELS
- POSITIONS OF SAFETY PICTOGRAMS
- SAFETY LABELS
- GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE
- PRECAUTIONS BEFORE STARTING OPERATION
- PREPARATIONS FOR SAFE OPERATION
- FIRE PREVENTION
- PRECAUTIONS WHEN GETTING ON OR OFF MACHINE
- DO NOT GET CAUGHT IN WORK EQUIPMENT
- PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES
- UNAUTHORIZED MODIFICATION
- PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS
- PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING
- PRECAUTIONS FOR OPERATION
- PRECAUTIONS FOR JOBSITE
- STARTING ENGINE
- OPERATION
- TRANSPORTATION
- TOWING
- PRECAUTIONS FOR MAINTENANCE
- PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE
- PRECAUTIONS FOR INSPECTION AND MAINTENANCE
- OPERATION
- GENERAL VIEW
- GENERAL VIEW OF MACHINE
- GENERAL VIEW OF CONTROLS AND GAUGES
- EXPLANATION OF COMPONENTS
- FRONT PANEL
- SWITCHES
- CONTROL LEVERS, PEDALS
- DUST INDICATOR
- POWER SOURCE
- BATTERY DISCONNECT SWITCH (if installed)
- FUSE BOX
- CAP WITH LOCK
- DOOR OPEN LOCK
- SASH GLASS INTERMEDIATE LOCK
- DOOR POCKET
- ASHTRAY
- TOOL BOX
- CAR STEREO, HANDLING
- AIR CONDITIONER, HANDLING
- OPERATION
- CHECK BEFORE STARTING ENGINE, ADJUST
- STARTING ENGINE
- OPERATIONS AND CHECKS AFTER STARTING ENGINE
- STOPPING ENGINE
- MOVING MACHINE
- STOPPING MACHINE
- SHIFTING GEAR
- SHIFTING BETWEEN FORWARD AND REVERSE
- STEERING MACHINE
- PRECAUTIONS FOR OPERATION
- PARKING MACHINE
- CHECK AFTER STOPPING ENGINE
- CHECK AFTER FINISHING WORK
- LOCKING
- WORK POSSIBLE USING BULLDOZER
- EFFECTIVE USE OF MODE SELECTION SYSTEM
- RIPPER OPERATION
- OPERATING METHOD FOR RIPPING OPERATIONS
- ADJUSTING POSTURE OF WORK EQUIPMENT
- TIPS FOR LONGER UNDERCARRIAGE LIFE
- TRANSPORTATION
- TRANSPORTATION PROCEDURE
- LOADING, UNLOADING WORK
- METHOD OF LIFTING MACHINE
- TRAVELING ON ROADS
- REMOVAL OF CAB
- INSTALLATION OF CAB
- COLD WEATHER OPERATION
- PRECAUTIONS FOR LOW TEMPERATURE
- AFTER COMPLETION OF WORK
- AFTER COLD WEATHER
- LONG-TERM STORAGE
- BEFORE STORAGE
- DURING STORAGE
- AFTER STORAGE
- STARTING MACHINE AFTER LONG-TERM STORAGE
- TROUBLESHOOTING
- AFTER RUNNING OUT OF FUEL
- METHOD OF TOWING MACHINE
- IF BATTERY IS DISCHARGED
- OTHER TROUBLE
- WHEN MODE SELECTION SYSTEM FLASHES
- MAINTENANCE
- GUIDES TO MAINTENANCE
- OUTLINES OF SERVICE
- HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC
- OUTLINE OF ELECTRIC SYSTEM
- HANDLING HYDRAULIC RELATED EQUIPMENT
- WEAR PARTS
- RECOMMENDED FUEL, COOLANT, AND LUBRICANT
- RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL
- STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS
- PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS
- MAINTENANCE SCHEDULE CHART
- MAINTENANCE SCHEDULE CHART
- SERVICE PROCEDURE
- INITIAL 250 HOURS SERVICE (ONLY AFTER THE FIRST 250 HOURS)
- WHEN REQUIRED
- CHECK BEFORE STARTING
- EVERY 250 HOURS SERVICE
- EVERY 500 HOURS SERVICE
- EVERY 1000 HOURS SERVICE
- EVERY 2000 HOURS SERVICE
- EVERY 4000 HOURS SERVICE
- EVERY 8000 HOURS SERVICE
- SPECIFICATIONS
- ATTACHMENTS, OPTIONS
- GENERAL PRECAUTIONS
- PRECAUTIONS RELATED TO SAFETY
- SELECTION OF TRACK SHOE
- PROCEDURE FOR SELECTING RIPPER POINT
- EFFECTIVE METHOD OF OPERATION FOR DUAL TILTDOZER
- BLADE CONDITION
- DOZING WORK
- LEVELING (SPREADING) OPERATION
- DITCHING OPERATION
- BOULDER RAISING OPERATION
- SIDE-CUTTING OPERATIONS
- HORIZONTAL DOZING OPERATIONS FROM SIDE SLOPE (ROUGH GROUND)
- SHOE SLIP CONTROL
- MODE SELECTION SWITCH PANEL (SHOE SLIP CONTROL)
- EFFECTIVE USE OF MODE SELECTION SYSTEM
- IF MODE SELECTION SYSTEM FLASHES
- HANDLING MACHINES EQUIPPED WITH KOMTRAX
- INDEX
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- COLOPHON
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