Manual Details

KOMATSU D85A-21, D85E-21, D85P-21 (JPN) BULLDOZER SERVICE REPAIR MANUAL SN 35001-UP – PDF DOWNLOAD

This is the complete Service Repair Manual for the Komatsu D85A-21, D85E-21, and D85P-21 (Japanese Production) Bulldozers for serial numbers 35001 and up. This factory manual offers detailed technical information for technicians, operators, and equipment owners who need guidance for maintaining and repairing these heavy-duty machines. It includes step-by-step service procedures, detailed diagrams, specifications, and troubleshooting instructions to help diagnose and fix issues effectively.

It covers key systems such as the engine, power train, hydraulic system, electrical components, undercarriage, and other major parts. Each section is organized to help you find the needed information quickly, whether you are performing routine maintenance or complex repairs. Additionally, the manual provides inspection guidelines, adjustment steps, and recommended service intervals to help ensure the best machine performance and longevity.

Model Number & Serial Number

D85A-21 35001 and up

D85E-21 35001 and up

D85P-21 3001 and up

What this service repair manual content covers

• 01 General Information
• 10 Engine (S6D125-1 and S6D125-2 series)
• 20 Power Train (Torqflow Transmission)
• 30 Undercarriage (Track rollers, carrier rollers, and shoes)
• 60 Hydraulic System (Pump and Control Valves)
• 70 Work Equipment (Blade and Ripper)
• 80 Electrical System (Wiring and Diagnostics)
• 90 Others (Special Tools and Maintenance Standards)

Why choose Sure Manuals?

Sure Manuals offers PDF manuals which contain high-resolution content that users can search through and which our team has organized in a professional manner to help users complete their tasks more efficiently. The manual provides users with visual diagrams and comprehensive technical details and enables them to use bookmarks for fast access to specific content. Our manuals exist as digital products which ensure that they will remain safe from all forms of physical damage and loss and deterioration that occurs at work locations. The manual becomes accessible to you right after you purchase it which lets you view it on your phone tablet or computer so you can obtain essential technical information when you need it.

Who Should Use This Manual?

The manual provides essential technical information for machine maintenance, diagnostics, and repairs. The manual delivers complete servicing and troubleshooting instructions through its visual diagrams and detailed operational procedures which users can follow to perform their work in both workshop and field environments.

• Service Technicians need this equipment to diagnose problems while they execute their professional repair work.
• Mechanics need this equipment to learn about machine parts and execute their maintenance duties.
• Fleet Managers require this equipment to oversee their operations and schedule machine maintenance work.
• Owner-Operators need this equipment to perform their regular maintenance duties and solve basic problems.

Service Repair Manual includes:

• S6D125-1 and S6D125-2 Engine Technical Data
• Torqflow Transmission Structure, Function, and Overhaul
• Testing and Adjusting procedures for Steering Clutches and Brakes
• Main Hydraulic Pump and Control Valve Schematics
• Undercarriage Wear Limits and Maintenance Standards
• Component Removal and Installation Guides

Frequent Ask Questions (FAQ)

How the manual will be delivered?
This manual is delivered through your given email.

In which format the manual is?
This manual is in PDF Format and fully printable and searchable.

Is this official OEM Komatsu Manual?
Yes, this is official OEM Komatsu manual include all details with diagrams.

Is there any hidden cost?
No, there is nothing hidden everything mentioned in the product.

Does that all files are printable and searchable?
Yes, all the pdf files are fully printable and searchable.

Why choose Sure Manuals?
Sure Manuals provides accurate clear manuals and reasonable prices and discounts for our valuable customers.