200
SJ82 T, SJ86 T
229040ABA
Section 5 – Procedures
Boom
5.4-20 Wire Rope Inspection
▪
Perform a visual inspection of the wire ropes
annually. Check for wear or damage. Make sure
wire ropes are tensioned correctly. See
5.4-19
Proper Wire Rope Tension
.
▪
A visual inspection can be performed by fully
extending the boom, and inspecting the cables
through the sight holes along the boom arm.
▪
Perform a full inspection of the wire rope
assembly every ten years. To perform a full
inspection, the extension cylinder and wire rope
assembly must be fully removed from the boom
assembly. See
5.4-17 Extension Cylinder and
Cable Assembly Removal
.
IMPORTANT
Perform a full inspection of the wire ropes at the
start of the 10th year of wire rope life. They must
be inspected every 2 years if not replaced at that
time.
Perform a visual inspection annually.
If a wire rope needs replacement, the entire wire rope
assembly must be replaced immediately.
Check wire ropes for wear or damage. A wire rope
with broken wires, severe corrosion, excessive stretch,
deformed strands, variations in diameter (necking),
or any change from its normal appearance, must be
replaced.
Cable in Good Condition
Cable with Broken Wires
Cable with Rust
Cable with Necking
Sheave Inspection
Check sheaves (pulleys) for wear or damage, For
example, wobble (tilt), cracks, loose on pin, or
excessive noise during operation.
Sheave Pins Inspection
Check for loose or missing sheave (pulley) pins.
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