Operation 3.2 Explanation of components 3.2 Explanation of components The following is an explanation of the devices needed for operat- ing the machine. To carry out suitable operations correctly and safely, it is impor- tant to understand fully the methods of operating the equipment and the meanings of the displays. 3.2.1 Machine monitor F C E C F E C E C E D B G F A F GK032089 B WA150-5H – VEAM934100 3-5 A: Character display E: Pilot display B: Emergency stop items F: Meter display C: Caution items G: Central warning lamp D: Inspection and maintenance items