Komatsu D61EX-12, D61PX-12 Bulldozer Shop Manual

For Komatsu D61EX-12 and D61PX-12 bulldozers, this manual provides service, repair, and diagnostics for all systems. Ref: SEBM018904.

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Document Details

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Document Number / Seller:
28864 / Rebecca Collins
File Size:
46.99 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
Bulldozer
Last updated / verified
Jan 28, 2025

Models Covered & Key Technical Specifications

Komatsu D61EX-12, D61PX-12 (SEBM018904) – 2002

For Komatsu D61EX-12 and D61PX-12 bulldozers, this manual provides service, repair, and diagnostics for all systems. Ref: SEBM018904.

  • Engine Data: S6D114E-1A engine is standard for both models, offering efficient operation.
  • Operating Weight: D61EX-12 weighs 13,130 kg bare tractor, while D61PX-12 weighs 14,150 kg.
  • Ground Pressure: Bare tractor for D61EX-12 exerts 41 kPa {0.42 kg/cm²}, and D61PX-12 exerts 25 kPa {0.26 kg/cm²}.
  • Track Gauge: D61EX-12 features a 1,900 mm track gauge, D61PX-12 has 2,140 mm.
  • Max. Lifting Height: Blade lift cylinder for D61EX-12 reaches 965 mm, D61PX-12 reaches 1,145 mm.
  • Rated Horsepower: Both models deliver 112/1,850 kW/rpm {150/1,850 HP/rpm} for robust performance.

Professional Workshop Service Manual & Technical Specifications

Komatsu D61EX-12, D61PX-12 Workshop Manual: Komatsu Bulldozer PDF manual for D61EX-12, D61PX-12 Engineering-Archive

Engine-Type: S6D114E-1A // System-Coverage: Engine, Power Train, Undercarriage, Work Equipment, Hydraulic System Logic // Engine-Type: Diesel

Assessment-Parameter Value Calibration-Standards
Engine Data S6D114E-1A Standard for both models
Operating Weight D61EX-12: 13,130 kg, D61PX-12: 14,150 kg Bare tractor specifications
Ground Pressure D61EX-12: 41 kPa {0.42 kg/cm²}, D61PX-12: 25 kPa {0.26 kg/cm²} Calculated values
Track Gauge D61EX-12: 1,900 mm, D61PX-12: 2,140 mm Standard measurement metric
Max. Lifting Height D61EX-12: 965 mm, D61PX-12: 1,145 mm Work equipment specification
Rated Horsepower 112/1,850 kW/rpm {150/1,850 HP/rpm} Engine performance metric

The documentation provides guidance on Structure and Function, covering engine, power train, and hydraulic systems. It details Disassembly and Assembly procedures, Maintenance Standards, and includes sections on Testing and Adjusting. Additionally, it covers Work Equipment Control, detailing operations for lift, tilt, angle, and ripper functions, along with Hydraulic Piping Diagrams for various systems. The manual is essential for understanding the complete Komatsu D61EX-12 and D61PX-12 bulldozer systems and ensuring proper upkeep and repair. Safely requiring adherence to all procedures within this document is crucial for optimal machine longevity and operator safety. Proper maintenance sequences are clearly outlined for efficient repairs.

This manual documents torque specifications for various components to ensure proper vibration dampening.

FAQ

Specify the **applicable** lubrication requirements for the Komatsu D61EX-12 / D61PX-12? keyboard_arrow_down

23 L of engine oil is specified for the engine oil pan in the D61EX-12 and D61PX-12, with a refill capacity of 19 L under normal operating conditions.

What is the **exact** testing parameters for the Komatsu D61EX-12 / D61PX-12? keyboard_arrow_down

The minimum fuel consumption ratio for the D61EX-12 and D61PX-12 is 222 g/kWh {165 g/HPh}, indicating efficient fuel usage.

Calculate the **specific** diagnostic procedures for the Komatsu D61EX-12 / D61PX-12? keyboard_arrow_down

Max. cut off pressure for the hydraulic pump is 41.2 MPa {420kg/cm²}, a critical parameter for system diagnostics and performance checks.

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Reviews (3)

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Rated 5 out of 5 stars
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The manual is comprehensive and easy to follow. The download process was seamless and I received the link almost instantly! Highly recommend for anyone working on Komatsu dozers.
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Very detailed manual that covers everything I needed for my D61EX-12. Customer support was quick to respond when I had a question. Smooth download as well!