Crane operation
11.1 Before operating the crane
Operating manual 3 302 690 en 11 - 3
GMK4100L-1
23.11.2017
9. Check the position of the hoist ropes; à p. 11 - 6.
10. Compare current rigging mode with the
RCL display – enter and
confirm current rigging mode, if necessary;
à p. 11 - 32.
11. Check telescoping;
à Inspections prior to starting operations, p. 11 - 97.
12. – Switch off the slewing gear for 0° and 180° working positions –
symbol (1) red;
à p. 11 - 120.
– Switch off houselock (if fitted) for other working positions –
symbol (2) red;
à p. 11 - 19.
13. Check the electrical system for correct operation;
à p. 11 - 7.
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