Hyundai HX300L - Manual (Page 117)

6. Trobleshooting
6-11
Fig 6.1 How to prevent dropping of ARM Axis H & V
Warning:
In this work, there is a part performed with the motor [ON]. Therefore, perform the
work in pairs. An observer must always be ready to activate an emergency stop. The
other perform the work quickly and carefully. An escape route should be determined
before starting work.
After replacing axis H or V, ensure that M20 bolt for supporting ARM has been
removed before operating the robot.