Komatsu D61EX-12, D61PX-12 Bulldozer Shop Manual (P/N SEBM018904)
46.99 MB • Printable PDFs (ZIP Download)
Komatsu Models Covered & Key Technical Specifications
Models: Komatsu D61EX-12, Komatsu D61PX-12
Sub-models / Variants: Angle tiltdozer, Semi U-dozer, Cab, ROPS, Canopy
Model Years: 2002
Serial Numbers: 1001 and up, B1001 and up, B3001 and up
Technical Data:
-
Engine: S6D114E-1A, SA6D114E-2
-
Configuration: 6-cylinder, 4-cycle, inline vertical, water-cooled, direct injection with turbocharger
-
Piston displacement: 8.27 liters {8,270 cc}
-
Rated horsepower: 112 kW/1,850 rpm {150 HP/1,850 rpm}
-
Transmission type: Planetary gear type, multiple disc clutch, 3-speed forward/reverse manual mechanical
-
Drive system: HSS (Hydrostatic Steering System) with variable swash plate hydraulic pump (HPV82)
-
Track gauge: 1,900 mm (D61EX-12), 2,140 mm (D61PX-12)
Komatsu Manual Features & Content Preview
- Covers 2002 Komatsu D61EX-12 and D61PX-12 bulldozers, documenting systems for both 1001+ and B1001 to B3000 serial number ranges.
- 108-page official Komatsu OEM publication (P/N SEBM018904), printed December 2002.
- Contains 47 illustrations and diagrams detailing internal components, power train layouts, and hydraulic schematics essential for equipment repair.
- Serves as the primary technical reference for the 12-series platform, including detailed specifications for S6D114E-1A and SA6D114E-2 engine variants.
Component and System Overview
Inside this manual, mechanics will find the exact structural and hydraulic layouts for the D61EX-12 and D61PX-12 models. The data is logically organized into specific volumes covering the chassis, engine, and hydraulic attachments. It breaks down the power train system, steering controls, and work equipment hydraulics. You get a direct look at the planetary transmission gear mechanism, the modulating valve function during shifts, and the operation of the HSS steering unit. Furthermore, the documentation outlines the main relief valve setup, oil cooling circuits, and the undercarriage track frame arrangement alongside clear exploded views.
Technical Reference and Specification Data
The technical section provides exact torque specifications for metric bolts, flared nuts, and split flange bolts. It also includes comprehensive tables for coating materials, adhesives, and sealants required during a repair. Performance metrics like track gauge, operating weight, and ground pressure are listed for various bulldozer configurations. Technicians can quickly verify fluid capacities for the engine oil pan, power train case, and hydraulic system across different ambient temperatures. Engine oil viscosity requirements and lubrication intervals are documented based strictly on fuel sulfur content.
Please note: Always ensure all maintenance and troubleshooting strictly follow the safety protocols outlined within the technical data. Heavy machinery poses severe physical risks if handled incorrectly, and interpreting these circuit diagrams or pressure detection port locations assumes foundational mechanical expertise.
Customer Reviews
Read what our customers say about this Komatsu Bulldozer manual and share your own experience.