Rope; Completely Unroll And Roll Up The Rope - Manitowoc GHC75 Maintenance Instructions Manual

Rope

Completely unroll and roll up the rope

9 Rope
9.1 Completely unroll and roll up the rope
Personnel
Service Technician
L WARNING
86
Interval
Particular interval: every 100 OH
– If the rope meets discard criteria, do not use it any more.
– Ropes and rope end connections must not be overloaded.
– Ropes and rope end connections must be regularly serv-
iced. Defective or missed maintenance leads to a shorter
rope lifetime.
– Prevent rope contact with other parts bar the rope drive.
– Avoid corrosive surroundings.
– Avoid excessive contamination. If the rope is coming into
contact with the ground, the ground must be clean.
– Avoid exposure to excessive heat.
– All elements of the rope drive must be in perfect condition.
– Perfect winding on the rope drum must be maintained.
– If possible, the entire rope length from the hoist ropes is to
be used.
– Avoid the development of slack rope on the drop.
– Prevent damage through kinks or crushing.
– External twisting must not affect the rope.
– To reset the rope pre-tension, wind up the rope to three
safety coils, and then roll it back into operation with a
cable pull strength of approx. 10 % of the maximum cable
pull strength.
– Avoid rope shock discharge due to e. g. uneven load set-
down.
– Avoid unstable diagonal pull through e. g. diagonal load-
pulling.
– Observe the valid manufacturer's instructions and stand-
ards for the monitoring of rope end connections.
Ropes that are used despite wear, overload, misuse, damage
or incorrect maintenance, can malfunction. This can result in
serious injury and even death.
Preliminary
GHC75 Telescopic crane
Crane Care
21.12.2017