This workshop service repair manual provides comprehensive information for the Hyundai HL757-7A Wheel Loader. Engineered for heavy equipment applications, this model is designed for robust performance and reliability in demanding environments. The manual details its advanced systems, ensuring that operators and technicians can fully understand and utilize its capabilities for optimal productivity and longevity. This manual serves as an essential resource for maintaining and repairing the Hyundai HL757-7A. It covers critical areas including general information, structure and function, hydraulic systems, electrical systems, mechatronics, troubleshooting, maintenance standards, and disassembly/assembly procedures. Following the maintenance schedule outlined is crucial for ensuring peak operating condition and compensating for initial wear, thereby maximizing the equipment's service life.