Komatsu WB91R-2, WB93R-2 Backhoe Loader Repair Service Manual
In the realm of heavy machinery, Komatsu’s WB91R-2 and WB93R-2 backhoe loaders stand out for their exceptional performance and reliability. This guide delves into the intricate details of these models, providing insights into their specifications, structure, maintenance, and troubleshooting procedures.
Table of Content
- Index and foreword
- Specification
- Structure, functions, and maintenance standard
- Standard value table
- Testing and adjusting
- Troubleshooting
- Disassembly and assembly
- Maintenance Standard
- Appendix
- Diagrams and drawings
- Index
Specifications
Understanding the core specifications of the WB91R-2 and WB93R-2 models is crucial for optimal operation and maintenance.
- Engine: Both models are equipped with robust diesel engines designed to deliver high torque and efficiency.
- Power Output: The engines provide substantial horsepower, ensuring the machines can handle demanding tasks with ease.
- Operating Weight: The WB91R-2 and WB93R-2 have significant operating weights, contributing to their stability and performance on various terrains.
- Bucket Capacity: These backhoe loaders feature sizable bucket capacities, allowing for efficient material handling and excavation.
- Transmission: Equipped with advanced transmission systems, these models offer smooth gear transitions and enhanced control.
- Hydraulic System: The hydraulic systems are engineered for precision, providing the necessary power for both the loader and backhoe functions.
Composition of the Komatsu WB91R-2, WB93R-2 Shop Manual
The Komatsu WB91R-2 and WB93R-2 Backhoe Loader Shop Manual provides comprehensive technical information for workshop maintenance and repairs. Designed for mechanics and technicians, this manual ensures efficient servicing by dividing content into well-structured sections.
Komatsu WB91R-2, WB93R-2 Backhoe Loader Repair Service Manual
Manual Structure and Contents
00. Index and Foreword
This section includes the index, foreword, safety guidelines, and essential general information for using the manual. It outlines fundamental precautions for handling the Komatsu WB91R-2 and WB93R-2 backhoe loaders, ensuring safety and efficiency.
This section details the construction, design, and operational function of key components, including:
- Engine system: Fuel injection, cooling, and lubrication
- Hydraulic system: Circuit layout, pump operation, and flow control
- Transmission and powertrain: Gear shifting and torque distribution
- Chassis and frame structure
This section is also useful for diagnostics and troubleshooting by helping operators understand how each component interacts within the WB91R-2 and WB93R-2 backhoe loaders.
20. Standard Values and Testing Criteria
Lists the factory-standard measurements and tolerance limits for various machine components. This table provides key benchmarks for:
- New machine reference values
- Diagnostic testing and adjustment thresholds
- Wear limits and component replacement indicators
Komatsu WB91R-2, WB93R-2 Backhoe Loader Repair Service Manual
