This comprehensive Komatsu PC138USLC-10 Hydraulic Excavator Workshop Service Repair Manual is your essential resource for maintaining and repairing your machine. It provides detailed instructions and illustrations for every aspect of your excavator, covering everything from routine maintenance to complex repairs. This manual includes in-depth information on engine, hydraulic, electrical, and mechanical systems, ensuring you have the knowledge required to diagnose and resolve any issues that arise. The manual is specifically designed for models with serial numbers 40001 and up, providing precise and accurate information for your specific machine. With clear and concise language, detailed diagrams, and step-by-step instructions, this workshop manual empowers you to confidently tackle any maintenance or repair task, maximizing the performance and longevity of your Komatsu PC138USLC-10.

The Komatsu PC138USLC-10 is a versatile and powerful hydraulic excavator designed for a wide range of construction and earthmoving applications. This model, introduced by Komatsu, a leading manufacturer of heavy machinery, falls under their USLC series, known for their robust build and efficient performance. The PC138USLC-10 boasts an exceptional operating weight of approximately 38,000 lbs (17,200 kg) and is powered by a durable, fuel-efficient Komatsu SAA4D107E-3 engine, generating ample power for demanding tasks. This excavator is equipped with a spacious and comfortable operator cabin featuring ergonomically designed controls, providing a safe and comfortable working environment. The PC138USLC-10 is also fitted with a comprehensive hydraulic system, engineered for precise and responsive operation, enabling efficient digging, lifting, and loading capabilities. The Komatsu PC138USLC-10 is known for its versatility, making it suitable for a variety of jobs, including excavation, trenching, loading, and material handling. The excavator's robust construction, coupled with its advanced hydraulic system, ensures reliable performance even under the most challenging conditions. The PC138USLC-10 is also designed with safety features in mind, including an emergency stop system and a comprehensive warning system. Furthermore, Komatsu offers extensive support for this model, including readily available parts and service, ensuring smooth operation and minimizing downtime. The PC138USLC-10, with its combination of power, efficiency, and reliability, continues to be a popular choice for construction professionals worldwide.