Malfunctions during crane operation
14.6 Hydraulic emergency operation
14 - 74 3 112 xxx en Operating Manual GMK6300L
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Derricking • Determine the maximum permissible working radius for the current
rigging mode according to
Lifting capacity table.
• Observe the maximum permissible working
radius specified in the
Lifting capacity table –
by measuring, if necessary.
• Move the control lever (1) in the required
direction:
Lifting/lowering
• Move the control lever (1) in the required
direction:
G
Danger of overturning if the working radius is too large when lowering the
boom!
In emergency operation, operations are not shut down by the RCL. This
also applies if the RCL displays are still active after switching on the igni-
tion. The truck crane will overturn if you exceed the maximum permissible
working radius for the current rigging mode as specified in the
Lifting capac-
ity table
.
A: Lower
B: Raise
A: Lowering
B: Lifting