This comprehensive Komatsu Operation & Maintenance Manual covers the WB140-2N and WB150-2N Backhoe Loaders with serial numbers A20001 and up for the WB140-2N, and A60001 and up for the WB150-2N. The manual provides detailed instructions on the safe and efficient operation and maintenance of these machines. It includes sections on pre-operational checks, operation procedures, troubleshooting, maintenance schedules, and component repair. With detailed illustrations and clear explanations, this manual is an essential resource for operators, mechanics, and anyone responsible for maintaining Komatsu WB140-2N and WB150-2N Backhoe Loaders.

The Komatsu WB140-2N and WB150-2N are powerful and versatile backhoe loaders designed for a wide range of construction, utility, and agricultural applications. These machines are known for their robust construction, reliable performance, and operator comfort. The WB140-2N and WB150-2N boast impressive digging and lifting capabilities, making them ideal for tasks such as excavating trenches, loading materials, breaking up concrete, and operating various attachments. The backhoe arm features a hydraulically controlled boom, stick, and bucket, allowing for precise digging and material handling. The loader arm, equipped with a powerful hydraulic system, effectively lifts and carries heavy loads, making it suitable for loading trucks, moving materials, and other demanding tasks. Both models are powered by Komatsu's renowned diesel engines, providing ample power and torque for even the most challenging jobs. These engines are designed to deliver efficient fuel consumption, reducing operating costs and minimizing environmental impact. The machines are also equipped with a comfortable and spacious operator cab, providing a comfortable and safe working environment. Features such as ergonomic controls, an adjustable seat, and a clear view of the work area enhance operator comfort and productivity. The Komatsu WB140-2N and WB150-2N backhoe loaders offer a durable and reliable solution for a variety of construction tasks. Their robust build, powerful performance, and operator-friendly design make them a popular choice for construction professionals seeking a versatile and efficient machine.