This comprehensive Komatsu WB140-2 and WB150-2 Backhoe Loader Workshop Manual provides detailed instructions and technical specifications for servicing and repairing your machine. The manual covers a wide range of topics, including: * **Engine:** Detailed information on the engine, including troubleshooting, maintenance, and repair procedures. * **Transmission and Drivetrain:** In-depth coverage of the transmission, axles, and other drivetrain components. * **Hydraulic System:** Comprehensive information on the hydraulic system, including troubleshooting and repair of pumps, valves, and cylinders. * **Backhoe and Loader:** Detailed instructions for servicing and repairing the backhoe and loader, including boom, dipper, and bucket components. * **Electrical System:** Complete information on the electrical system, including wiring diagrams, troubleshooting, and repair procedures. * **Body and Frame:** Instructions for servicing and repairing the body, frame, and other structural components. * **Operator's Manual:** Provides detailed information on the operation and safety of the backhoe loader. * **Parts Catalog:** Includes a comprehensive parts catalog, making it easy to identify and order replacement parts. This manual is an essential resource for mechanics, technicians, and owners who want to maintain and repair their Komatsu WB140-2 and WB150-2 backhoe loaders. It provides the information needed to perform both routine maintenance and complex repairs, ensuring your machine operates reliably and efficiently.

The Komatsu WB140-2 and WB150-2 backhoe loaders are powerful and versatile machines designed for a wide range of construction, agricultural, and utility applications. These models are known for their robust build, reliable performance, and operator comfort. The WB140-2 and WB150-2 feature a powerful engine, a hydraulic system for smooth operation, and a durable chassis capable of handling demanding tasks. Both models are equipped with a backhoe attachment, allowing them to excavate trenches, load materials, and perform other digging-related tasks. Their loader arm provides excellent lifting capacity and reach, enabling efficient material handling, loading, and unloading operations. The Komatsu WB140-2 and WB150-2 are engineered for optimal efficiency and productivity, featuring well-designed controls, intuitive ergonomics, and a spacious operator cab that provides a comfortable and fatigue-free working environment. With a focus on operator safety and maintenance, the Komatsu WB140-2 and WB150-2 incorporate several safety features, including a reinforced rollover protection structure (ROPS) and a fall-arrest system. The machines also offer easy access for routine maintenance and servicing, ensuring optimal uptime and operational efficiency. The Komatsu Service Komatsu WB140-2 WB150-2 Manual Backhoe Loader Workshop Manual Service Repair Book #3, serves as a comprehensive resource for technicians and mechanics involved in the maintenance, repair, and troubleshooting of these machines. This manual provides detailed technical information, diagrams, and procedures to assist in understanding the intricate workings of the WB140-2 and WB150-2 backhoe loaders. The manual covers a wide range of topics, including engine specifications, hydraulic system components, electrical wiring diagrams, troubleshooting guides, and step-by-step repair procedures. Its comprehensive nature makes it an invaluable tool for maintaining the optimal performance and longevity of these heavy-duty machines.