Malfunctions during crane operation
14.4 Troubleshooting
Operating manual 3 302 690 en 14 - 19
GMK4100L-1
23.11.2017
Slewing only possible in
one direction
Shutdown angle of a limited
slewing range reached (addi-
tional equipment).
Enter the RCL code for a
slewing range of 360°
(
Standard) or reduce the
working radius (
MAXbase)
or slew in the opposite
direction to leave the
shutdown angle
Slewing not possible or
only at low speed
Speed limited Increase limit;
à p. 11 - 125
Slewing gear no longer
responds to the control
lever movement
CCS malfunction Emergency stop switch;
à p. 14 - 1
No response to control
lever movements
CCS malfunction for operat-
ing elements in the crane cab
Unrig using hand-held
control;
à p. 14 - 45
Malfunction Cause Solution
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