Malfunctions in driving mode
8.5 Emergency operation and breakdown assistance
Operating manual 3 302 709 en 8 - 39
GMK5150L
12.01.2018
8.5.6 Emergency operation, steering 3rd and 4th axle lines
If there is a warning message in the steering system – lamp (1) lights and
symbol (2) is red – the steering of the defective axle line will be locked. This
axle line can then no longer be steered from the driver's cab or from the
crane cab.
In this case, you can steer the wheels of the defective axle line with the
emergency operation to the straight running position in order to enable a
drive to the workshop.
3rd axle line operating element
• Remove the cover (1).
• Fasten the covering (1) after the emergency
operation.
4th axle line operating element
• Remove the cover (1).
• Fasten the covering (1) after the emergency
operation.
s
2 Check valve
3 Valve for the operation
2 Check valve
3 Valve for the operation
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