Edition 2 Chapter 1 Page 1-44
Feb/2013 Maintenance and Service
Figure 1-37 Spool-Up Wire-Rope
Do not lift more than the lift capacity of the wire-rope.
(p) Remove the load from the main hook.
H. Hook Inspection
(1) Do an inspection on the hook. Replace the hook if you find one of the
items in the next step.
Do not weld the hooks to repair the disfigurements.
(a) A crack and crevasse on the surface of the hook.
(b) The split degree of the hook cannot be more than 10% of the usual
distance.
(c) An abrasion of the dangerous sectional plane cannot be more than
10% of the usual thickness.
(d) The wear extent of the sectional plane in point where wire-rope
suspended exceeds 10% of original height.
(e) The torsion and deformation of hook exceeds 10°.
(f) There is plastic deformation in dangerous sectional plane such as
the tail of hook, the screw threaded part and hook web.
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