Palfinger PK 34002-SH P7, Original Operating Manual

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Maintenance
224
Rope winch components
Refer also to chapter 13, 'Technical description'.
x Intermediate rollers for completeness and correct attachment.
x
Pulley head, lower load block for functionality and correct attachment.
x All rope pulleys for damage, ease of movement and wear.
Visual inspection of rope
Refer also to chapter 6, 'Rope winch'.
Danger!
Damaged ropes can break during rope winch operation. There is an
acute danger of accident.
Unwind the rope while keeping it tight and check for:
x Contamination;
x Insufficient lubrication;
x
Corrosion.
x Damaged rope clamps;
x
Broken strands, broken wires, grinding points, abrasion, bird caging, constrictions, necking, kinks
etc.
Rope discarding:
If a rope is so damaged that it can be no longer used it must be discarded.
The rope must be discarded if a defined number of broken wires can be detected in the outer braid
strands.
Check the rope in the location where the most damage has occurred.
Controlled length Number of visible wire breaks
6 x rope diameter 5
30 x rope diameter 10
30 x d
6 x d
d
In the case of permanent deformations such as worn or flat spots, bird caging, kinks, necking (rope
diameter reduced by more than 10%), etc. the rope must also be discarded.
Rewind the rope under tension.