The Komatsu 730E is an Ultra-Class Mining Dump Truck engineered for large-scale mining operations, characterized by its substantial payload capacity and suitability for extreme duty cycles. Built with Komatsu's renowned durability and innovation, this vehicle is designed for continuous, heavy-duty operation in demanding environments. Key features include a powerful Cummins QSK60 diesel engine, typically producing between 1900 and 2300 HP, coupled with an advanced AC Electric Drive system that offers superior traction control and efficiency. The 730E is a testament to Komatsu's expertise in developing high-performance haul trucks that rival industry leaders such as Caterpillar and Liebherr, ensuring maximum productivity and reliability on the job.

This Service Repair Manual provides comprehensive guidance for the Komatsu 730E Dump Truck, covering all essential aspects of maintenance, troubleshooting, and repair for serial numbers A30197 - A30200. The manual details procedures for engine systems, powertrain, hydraulics, electrical systems, and chassis components, offering expert-level diagnostics and step-by-step repair instructions. It includes critical information on preventive maintenance schedules, special tool requirements, torque specifications, and detailed schematics and wiring diagrams. This resource is designed to assist owners, mechanics, and technicians in effectively maintaining the integrity and performance of the 730E, ensuring its operational longevity and safety in challenging mining applications.