Hook - KITO ER2 Serie Manuel Du Propriétaire

Hook

Symptom Cause
Widened Hook Deformation of the
opening Hook
Twisted hanging of
the Hook
Hook unable to Rusting shut or
swivel smoothly at corrosion of Bearing
the neck
Damaged Bearing
Remedy
Replace the Hook if the deformation
exceeds the criteria. (See P70.)
Swivel the Hook at the neck by hand. If it
is difficult to swivel smoothly, overhaul or
replace the Bearing.
Main factor Countermeasure
Over load Use the electric chain hoist
with a load less than the
capacity.
Earth lifting Do not carry out earth
lifting.
Be careful not to impede
the Hook with protruding
object during lifting.
Slinging a load at the Sling a load at the center of
tip of the Hook. the Hook
Lateral pulling of the
Hook
Improper slinging Angle formed by two slings
must be 120 degrees or
less.
120 degrees or less
Use of the sling with Use the proper sling.
a size improper to the
Hook
Use of the Hook with Do not wind the Load
the Load Chain wound Chain directly on a load.
on a load
Insufficient grease Apply grease regularly.
application, corrosion Use the sling to avoid the
due to environment of dipping of the Hook into
use chemicals.
Intrusion of dust Be careful about the
intrusion of foreign matter
into the neck.
3
(to be continued)
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