A heavy equipment repair focused on removing worn pistons and installing new ones inside a Hitachi Zaxis 670. It follows teardown inspection precision fitting and reassembly showing the real work ...

Hitachi introduced the first of its Zaxis-3 excavators — the 250-3 and 350-3 — in January 2006 and plans to show the Zaxis 280-3, 520 LCH-3 and 670 LCH-3 at Intermat in March. The excavators feature ...