KOBELCO The K-ASSIST application is what KOBELCO technicians use to search, diagnose and troubleshoot KOBELCO machines. K-ASSIST helps you to quickly and easily find information and resolve problems with KOBELCO machines. ■ How to use The login screen displays after the application starts. Enter your user and ID and password. Change the language if needed. Tap Login. Search for machines or select a function from the main menu. ■ Note Enabling GPS on your phone may increase battery consumption.