MANUALS · EXTERIOR [51] · страница 6 из 54 · Открыть оригинал PDF ↗
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Extreme shape distortion (steel core is missing,
and strands have collapsed inward)
SERVICE ADJUSTMENT PROCEDURES
WINCH INSPECTION
WIRE ROPE AND HOOK INSPECTIONES1FAAB
Inspect the following items, and if a abnormality is found,
replace the item concerned:
(1) In one pitch of the wire rope (6 strands), 10 percent or
more of the wires are broken:
Limit:11 wires
(2) Perpendicular decrease in diameter exceeds7 percent of
the rated diameter
Usingthemeasurementmethodshownintheillustra-
tion,measurethe valuesforthreesidesand takean
average
Limit: 7.45mm (0.2933 in )
(3) Rope with kinks
Rate of decrease in load due to kinks_
Таблица в оригинале
Распознанный текст таблицы — требует сверки с оригиналом
| Condition of rope | Rate of decrease % |
|---|---|
| Ropewith no kinks | |
| Rope with minus kink (strands unravelling direction) | 20-40 |
| Rope with plus kink (strands tightening direction) | 50-80 |
(4) Extremeshape distortion (dentsin strands,steelcore
protruding, twists tightening), or corrosion:
(5) Abnormalityin caulked sectionand connection of hook
and wire rope.
(6) Warped (bent hook),cracked or severely eroded item:
Mitsubishi Motors Corporation
Feb: 1991
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