OK request send EXCAVATORS PC400LC-6LM/HD-6LM S/N A85001-UP HYDRAULIC SYSTEM FIG. H0120-67A0 MAIN CONTROL VALVE - UNLOAD VALVE Section FIG. H0120-67A0 MAIN CONTROL VALVE - UNLOAD VALVE PC400LC-6LM/HD-6LM S/N A85001-UP Komatsu: Truck sale: