The Hitachi EX120-3 Hydraulic Excavator Service Manual is a complete workshop reference for this 12–ton class excavator. Built for professional technicians, mechanics and independent service shops, it guides you through every system with step-by-step procedures, exploded parts diagrams and detailed specifications, so you can diagnose faults and complete repairs with confidence.
Before ordering, check your excavator’s model designation and serial number against the coverage of the manual to ensure compatibility with your machine.
Contents:
INTRODUCTION
SAFETY
GENERAL INFORMATION
UPPERSTRUCTURE
UNDERCARRIAGE
FRONT ATTACHMENT
ENGINE AND ACCESSORY








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