OZ Lifting Products ELECTRIC Serie Manual Del Operador página 12

Item Method
Functional operat-
ing mechanisms Auditory
Braking System Function
Operation
Hooks (surface
condition)
Hooks (stretch) Measure
Hooks (fretting Measure
wear)
Hooks (yoke as-
sembly)
Hooks (bent shank
or neck)
Hooks (hook
latches) Function
Hooks (swivel
bearing) Function
Load Chain (sur-
face condition)
Load Chain
(lubrication) Auditory
Load Chain (pitch Measure
and wire diameter)
Load Chain
(reeving)
Chain Container
Housing and
Mechanical Com- Auditory,
ponents Vibration,
Function
Bolts, Nuts and
Rivets Check with
Table 8-1 Hoist Inspection Methods and Criteria
Criteria
Visual, Mechanisms should be properly adjusted and should not
produce unusual sounds when operated.
Braking distance with rated capacity should not exceed ap-
Visual Should be free of significant rust, weld splatter, deep nicks or
The "D" dimension should not exceed the measured value for
The "F" and "T" dimensions should not be less than discard
Visual Should be free of significant rust, weld splatter, nicks or
gouges. Holes should not be elongated, fasteners should not
be loose and there should be no gap between mating parts.
Visual Shank and neck portions of hook should be free of deforma-
Visual, Latch should not be deformed. Attachment of latch to hook
should not be loose. Latch spring should not be missing and
should not be weak. Latch movement should not be stiff-
when depressed and released latch should snap smartly to its
Visual, Bearing parts and surfaces should not show significant wear.
They should be free of dirt, grime and deformations. Hook
should rotate freely with no roughness.
Visual Should be free of rust, nicks, gouges, dents and weld spatter.
Links should not be deformed or show signs of abrasion.
Surfaces where links bear on one another should be free of
Visual, Entire surface of each link should be coated with lubricant and
free of dirt/grime. Chain should not emit cracking noise when
The "G" dimension should not be greater than maximum value
listed in Table 8-4. The "E" dimension should not be less than
Visual Chain should be reeved properly through load sheave. Chain,
cushion rubbers, washers and stoppers should be installed
Visual Container should not be damaged. Brackets should not be
Visual, Hoist components including load blocks, suspension housing,
chain attachments, clevises, yokes, suspension bolts, shafts,
gears, bearings, pins and rollers should be free of cracks,
distortion, significant wear and corrosion. Evidence of same
can be detected visually or via detection of unusual sounds or
Visual, Bolts, nuts and rivets should not be loose.
proper
tool
proximately five chain links.
gouges.
discard from Table 8-3.
value listed in Table 8-3.
tions.
closed position.
significant wear.
hoisting a load.
minimum value listed in Table 8-4.
properly.
deformed or missing.
vibration during operation.
EN pg.12
Action
Repair or replace as
required
Repair or replace as
required
Replace
Replace
Replace
Tighten or replace as
required
Replace
Replace
Clean/Lubricate, or
replace as required
Replace
Clean/ Lubricate
Replace. Inspect Load
Sheave by qualified
personnel
Reeve/ Install chain
properly
Replace
Replace
Tighten or replace as
required