Maintenance work on the superstructure
8.8 Hoist ropes
8 - 56 3 302 649 en Maintenance manual
GMK4090
07.12.2017
S
Risk of accidents due to reduced load bearing capacity
Remember that other factors may also make it necessary to replace a rope
before the number of wire breaks requiring rope replacement has been
reached (age of rope, frequency of use or exceptional loading).
Damage Description Cause Replacement
Wire break (1) Individual wires are
broken; the broken
ends of the wires
are protruding
from the rope.
General wear caused
by ageing of the rope
or
Subsequent damage
resulting from dam-
age to the rope.
Replace the rope at the latest
when the maximum permissi-
ble number of wire breaks
according to the table are visi-
ble externally.
Replace the rope immediately if
wire breakage clusters or strand
breakages occur.
The frequency of wire breaks
increases as the rope ages. For
reasons of safety, it is advisable
to replace the rope while the
number of wire breaks is still
low.
Wire break-
age cluster (2)
Strand break-
age (3)
Effect of heat Tarnished colour is
visible externally
on the rope.
Rope has been sub-
jected to excessive
heat.
Replace the rope immediately.
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