The HM300-3 is a robust articulated dump truck designed for demanding operational environments. Built with renowned engineering quality and commitment to reliability, this machine is engineered to deliver exceptional performance and efficiency in construction, mining, and quarrying applications. Its design emphasizes durability, power, and operator comfort, making it a dependable choice for heavy-duty material transport. The HM300-3 series represents a significant evolution in articulated dump truck lines, focusing on continuous improvement in operational capabilities.
This comprehensive repair service manual provides essential information for the maintenance, servicing, and repair of the HM300-3 articulated dump truck, covering serial numbers 3001 and up. With over 1900 pages of detailed content, it offers step-by-step procedures, technical specifications, diagnostic guidance, and troubleshooting solutions for all major systems, including the engine, powertrain, hydraulics, steering, and brakes. The manual is delivered in a digital format and is intended to empower owners, operators, and technicians with the knowledge to ensure optimal performance, longevity, and cost-effective operation of their equipment.
KOMATSU HM300-3 ARTICULATED DUMP TRUCK REPAIR SERVICE MANUAL (PDF version in DVD)
SPECIFICATION COVERED
Machine model HM300-3
Serial number 3001 and up
Engine Model Komatsu SAA6D125E-6
Engine Type 4-cycle, water-cooled, in-line 6-cylinder,direct injection,with turbocharger and air-cooled
aftercooler
No. of cylinders - bore x stroke (mm) 6 – 125 × 150
Piston displacement e {cc} 11.04 {11,040}
CONTENTS:
INDEX AND FORWARD
SPECIFICATION
STRUCTURE AND FUNCTION
ENGINE AND COOLING SYSTEM
POWERTRAIN
STEERING SYSTEM
BRAKE SYSTEM
UNDERCARRIAGE AND FRAME
HYDRAULIC SYSTEM
CAB AND ATTACHMENTS
ELECTRICAL SYSTEM
STANDARD VALUE TABLE
TESTING AND ADJUSTING
TROUBLESHOOTING
DISASSEMBLY AND ASSEMBLY
MAINTENANCE
This is a very comprehensive manual (DOWNLOAD in PDF format) for KOMATSU HM300-3 ARTICULATED DUMP TRUCK, Features detailed exploded views. This is the same manual that technicians use to fix your vehicles. Manual covers detailed and complete step-by-step written procedures with pictures and diagrams, fully printable-selected pages or whole manual, illustrated and more than 1900 pages. So, you will not be disappointed. This is the manual for Repairs, Maintenance & servicing.
KOMATSU HM300-3 ARTICULATED DUMP TRUCK REPAIR SERVICE MANUAL (PDF version in DVD)
SPECIFICATION COVERED
Machine model HM300-3
Serial number 3001 and up
Engine Model Komatsu SAA6D125E-6
Engine Type 4-cycle, water-cooled, in-line 6-cylinder,direct injection,with turbocharger and air-cooled
aftercooler
No. of cylinders - bore x stroke (mm) 6 – 125 × 150
Piston displacement e {cc} 11.04 {11,040}
CONTENTS:
INDEX AND FORWARD
SPECIFICATION
STRUCTURE AND FUNCTION
ENGINE AND COOLING SYSTEM
POWERTRAIN
STEERING SYSTEM
BRAKE SYSTEM
UNDERCARRIAGE AND FRAME
HYDRAULIC SYSTEM
CAB AND ATTACHMENTS
ELECTRICAL SYSTEM
STANDARD VALUE TABLE
TESTING AND ADJUSTING
TROUBLESHOOTING
DISASSEMBLY AND ASSEMBLY
MAINTENANCE
This is a very comprehensive manual (DOWNLOAD in PDF format) for KOMATSU HM300-3 ARTICULATED DUMP TRUCK, Features detailed exploded views. This is the same manual that technicians use to fix your vehicles. Manual covers detailed and complete step-by-step written procedures with pictures and diagrams, fully printable-selected pages or whole manual, illustrated and more than 1900 pages. So, you will not be disappointed. This is the manual for Repairs, Maintenance & servicing.
