This manual covers the HIDROMEK HMK 300LC CRAWLER EXCAVATORS. It is designed to provide comprehensive information for the operation, handling, lubrication, maintenance, checking, and adjustment of these machines. The goal is to assist operators and maintenance personnel in achieving peak performance through effective, economical, and safe machine utilization and upkeep. The scope of this manual encompasses all essential aspects of the vehicle, including safety information, general operating procedures, inspection and maintenance schedules, troubleshooting guidance, and detailed technical specifications. It is intended for owners, mechanics, and technicians, offering detailed illustrations, diagrams, and photos to guide users through service and repair procedures, ensuring the longevity and optimal functioning of the HIDROMEK HMK 300LC CRAWLER EXCAVATORS.