Renfroe S 12, Руководство по применению, эксплуатации и обслуживанию

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C. Inspect lock assembly pivot shaft for wear.
D. When in the “Lock Closed” position, lock assembly must have a definite
“Over Center” position. Lock Pawl must rest on body bolt spacer sleeve.
Refer to Illustration L.
WARNING: Replace lock assemblies that have worn or damaged parts,
fit loosely in the body mounting hole and do not have a definite “Over
Center” “Lock Closed” position.
Step 5.
LOCK SPRING S-22
A. Inspect lock spring for distortion. Spring must have a definite amount of
tension when moved to the “Lock Closed” position without material in the
clamp. Refer to Illustration L, Step 4.
WARNING: Replace if damaged, distorted, or lacking in tension.
Step 6.
CAM ASSEMBLY S-23
A. Inspect cam for chipped or worn teeth. Teeth must be sharp and free of
foreign matter.
B. Inspect cam straps for distortion and fractures. Refer to exploded view.
C. Inspect pin holes in cam straps and cam for elongation and wear.
WARNING: Replace cam assemblies that have cams with worn or dam-
aged teeth, contain fractures, and cams and cam straps with elongated
pin holes.
Step 7.
TOP ROLLERS S-24 (4 Ton capacities and above)
A. Inspect top rollers for damage and wear.
WARNING: Replace if damaged or worn.
Step 8.
LIFTING SHACKLE S-25
A. Inspect lifting shackle eye for elongation and wear at the point where eye
engages the sling attachment.
B. Inspect shackle pin hole for wear and elongation.
C. Inspect shackle body for bending.
Elongated shackle eye indicates overloading. Elongated shackle pin holes
indicate wear and possible overloading. Bent shackles indicate excessive
side-loading.
WARNING: Replace shackles that are bent, show excessive wear at eye,
and have elongated eye and shackle pin holes.