Maintenance work on the superstructure
8.8 Hoist ropes
07.12.2017
Maintenance manual 3 302 649 en 8 - 51
GMK4090
8.8 Hoist ropes
8.8.1 Checking the winding
Prerequisites – The hoist mirrors must be folded out; à Operating manual.
– One hook block must be reeved; à Operating manual.
– The main boom must be raised to about 30°; à Operating manual.
– The engine has been started.
Check
Always check the entire length of the winding
of the ropes (1).
• Slowly perform the Lower movement until
the rope has moved over the complete
width (X) of the rope drum.
– The rope must be evenly wound.
– The rope turns on the drum must be
evenly spaced, 0 to 2 mm (0 to 0.08 in)
apart.
– The cross-over points must be offset by
about 180°.
H
The ropes of the top layer lie over the ropes of the bottom layer at the
cross-over points.
G
Risk of accidents due to rotating rope drum
Keep away from the rope drum while it is turning.
This will prevent your limbs from being drawn in and getting crushed.