Tearing down the valve control block on my Hitachi EX120-2 to diagnose wear and leaks. Watch as I go step by step in this excavator rebuild project! #ExcavatorRepair #ValveBlock #HeavyEquipment ...

Many of the features on the most recent generation of excavators enable ... and experienced operator in manual mode vs. [John Deere’s] SmartGrade 3D control. The results were SmartGrade made ...