Komatsu D65EX-12, D65PX-12, D65E-12, D65P-12 Dozer Service Manual

Product Overview

This service manual is an essential guide for the maintenance and repair of the Komatsu D65EX-12, D65PX-12, D65E-12, and D65P-12 bulldozer models. It provides comprehensive information and procedures crucial for technicians and service personnel to effectively troubleshoot, disassemble, assemble, and maintain these machines.

Key Features

• Detailed explanations of the bulldozer’s structure and constituent parts, supported by diagrams.
• Comprehensive procedures for testing and adjustments, including photographs of necessary equipment.
• Systematic troubleshooting instructions for common issues, with causes and diagnostic methods.
• Extensive manual specifications including standard dimensions, tolerances, and repair procedures.
• Focus on primary machine parts with additional training aids for deeper understanding.

Benefits

• Enhances the troubleshooting skills of service personnel with clear, step-by-step guidance.
• Ensures accurate and efficient maintenance, prolonging the lifespan of the bulldozers.
• Serves as an educational resource for training new technicians.
• Promotes safety and reliability in operational procedures.

Usage Recommendations

• General Instructions: Familiarize yourself with this section to streamline all service-related tasks. It integrates fundamental information across various processes.
• Structure and Function: Utilize this section to understand the detailed mechanics and layout of the bulldozer, making it indispensable for both servicing and educational purposes.
• Testing and Adjustments: Follow detailed testing methods to ensure precise measurements and successful adjustments.
• Troubleshooting: Apply the systematic approach provided for diagnosing and solving listed and potential issues.
• Manual Specifications: Refer to this section for the dimensions and tolerances required in repairs and routine maintenance.
• Testing Door Lock: Ensure the door lock’s functionality through detailed inspection steps provided.

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Testing Door Lock Procedure:

• Close the door and assess the alignment and functionality. Repair any faults.
• Inspect the height of damper rubber on both sides. Ensure it contacts the door lightly when closed.
• Verify the alignment between the door notch and striker. Ensure proper engagement between the latch and striker.

Serial Numbers

• D65EX-12 65209 and up
• D65PX-12 65275 and up