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Section VII.
Inspection Criteria
THE MECHANICAL GRAPPLE UNIT AND ALL OF ITS ASSOCIATED COMPONENTS SHALL
BE REMOVED FROM SERVICE AND TAGGED APPROPRIATELY UNTIL
RECERTIFICATION BY A QUALIFIED INDIVIDUAL IN ANY OF THE FOLLOWING
CONDITIONS:
A. General
1. Cracking in any component or member
2. Cracking in any weld.
3. Visible distortion in any member.
4. Visible distortion in any Bolt/Pin/Shaft.
B. Specific
1. Lift Bail
a. The lift bail shall be replaced if a 20% loss in cross-
sectional area from the original member(s) can be
demonstrated. Note: cross section of welds,
"mushroomed" wear faces, and burrs are not accounted
for as cross-sectional area. (See ill.)
2. Holes.
a. Any members through which bolted or pinned connections pass shall be replaced if a 10% loss
in cross-sectional area from the edge of the hole to any edge of the profile can be demonstrated.
Note: cross section of welds, "mushroomed" wear faces, and burrs are not accounted for as
cross-sectional area.
3. Pins/Bolts.
a. Any visible deformation of a pin, shaft or bolt shall require replacement of that part.
KENCO Mechanical Grapple Operation Manual
170 State Route 271
Ligonier, PA 15658
1-800-653-6069
10
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