Is your **Komatsu D20-5 or D21-5 Series Bulldozer** in need of maintenance, repair, or advanced diagnostics? Eliminate guesswork and ensure precise work with the definitive, factory-issued resource! This **Official Komatsu Service and Repair Manual** covers the entire range: **D20A-5, D20P-5, D20PL-5, D21A-5, D21P-5, and D21PL-5**.
This comprehensive **Shop Manual** is the *exact* technical document used by certified Komatsu dealership technicians. It provides all the necessary specifications, precise torque settings, detailed diagrams, and **step-by-step disassembly and reassembly instructions** for every component. Whether you are a heavy equipment mechanic or a dedicated owner, this guide gives you the power to diagnose, fix, and maintain your **Dozers** accurately, minimizing downtime and maximizing productivity.
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## Key Features & Technical Systems Covered
* **Complete Engine Overhaul:** In-depth procedures for the engine, including fuel system service, cooling system, and critical component specifications.
* **Hydrostatic & Power Train:** Detailed guidance on the **hydrostatic transmission (HST)** components, final drives, and clutch mechanisms specific to the -5 series.
* **Undercarriage & Track System:** Comprehensive repair instructions for the **track frame, rollers, idlers, sprockets, and track tensioning system**, crucial for long-term Dozer performance.
* **Hydraulic System Repair:** Procedures for the main hydraulic pump, control valves, lift cylinders, tilt cylinders, and troubleshooting the blade control circuits.
* **Electrical Diagnostics:** Full, easy-to-read **Wiring Diagrams** and troubleshooting charts for the entire electrical system, sensors, and operational controls.
* **Blade and Linkage:** Detailed procedures for adjusting, repairing, and maintaining the blade assembly and push frame.
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## Essential for Mechanics and Owners
This **Komatsu D20/D21-5 Service Manual** is the single best investment for maintaining the high standards of performance and longevity expected from your compact **Bulldozer**. Secure the authentic, professional-grade information used by the pros today!
**Keywords**: Komatsu D20A-5, D21A-5, D20P-5, D21P-5, D20PL-5, D21PL-5, Bulldozer, Dozer Service Manual, Repair Manual, Shop Manual, Technical Guide, Undercarriage Repair, Komatsu Compact Dozer, Hydraulic System.
download available in invoice after purchase
- filename Komatsu D20A-5, D20P-5, D20PL-5, D21A-5, D21P-5,D21PL-5 Bulldozer Service Manual.pdf (19.7 MB)
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