OK request send FB15/18-12 S/N 830001-UP CONTROLLER Section CONTROLLER FB15/18-12 S/N 830001-UP Komatsu: DRIVE CONTROLLER 270010 ACCELERATOR 270020 CONTROLLER COVER 270030 SUB CONTROLLER (FOR 2¤3 SPOOL CONTROL VALVE) 270040 SUB CONTROLLER (FOR 4¤5 SPOOL CONTROL VALVE) 270050