Malfunctions during crane operation
14.6 Hydraulic emergency operation with the hand pump
14 - 56 3 302 709 en Operating manual
GMK5150L
12.01.2018
14.6.4 Performing emergency activation
If the required hydraulic circuit has been
established, you can make the corresponding
crane movement using the hand pump (1).
• Insert the pump lever (2) provided into the
holder at the hand pump lever.
• Pump with the lever – the corresponding
crane movement is performed.