PC160-7 PC200-6 Copertura della valvola di controllo principale Parti idrauliche di escavatori

Altri video
July 23, 2026
Descrizione del video:
Join us for a close-up look at the PC160-7 and PC200-6 excavator main control valve cover in this detailed component showcase. You'll see how this hydraulic pilot proportional control valve functions as the machine's operational nerve center, governing boom elevation, stick movement, bucket control, and slewing actions. We demonstrate its proportional speed modulation and internal hydraulic pilot valve unit, explaining how pilot control oil engages the main multi-way valve for precise excavator movements.