Manitowoc Grove GMK6300L Operating Manual page 371

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Operating Manual GMK6300L
Risk of accident when the safety valve is open!
Always close the safety valve when the auxiliary hoist is locked to the
turntable!
This prevents the auxiliary hoist from falling down due to unintentional
actuation of the locking cylinders.
3 112 xxx en
Extending the locking cylinders
•
Press the buttons (2) until the locking
cylinders (1) are fully extended.
•
Close the safety valve (3) – lever at right
angles to the line.
Lifting the lifting frame
•
Press the buttons (2) until the lifting
frame (1) is fully retracted.
Driving modes
6.7 Rigging the auxiliary hoist
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