Maintenance work on the superstructure
8.9 Hoist ropes
8 - 72 3 302 756 en Maintenance manual
GMK6400
16.11.2018
8.9.2 Checking the hoist ropes
Spare parts
and
tools
– Torque wrench for 80 Nm (59 lbf ft).
Prerequisites – Establish a rigging mode in accordance with the lifting capacity table and
enter the RCL code;
à Operating manual.
– A hook block must be reeved 4-fold; à Operating manual.
– The main boom must be raised and fully extended; à Operating manual.
Checking the
ropes
• Start the engine.
• Unreel the rope and check the rope and the rope spooling;
à Assessing the condition of the hoist rope, p. 8 - 74. When 5 turns
are left on the rope drum, the lowering limit switch must switch off.
If the lowering limit switch does not switch off or switches off too late, it
must be reset;
à Setting the lowering limit switch, p. 8 - 83.
• Check the clamp (1) for damage and firm
seating – torque to 80 Nm (59 ft lbf).
• The free end of the rope must not project
above the flanged wheel.
• The rope wedge must be in the pouch (2).
• The rope end on the rope wedge must not
show any signs of wear.
• Reel in the rope. At the same time, the rope
may not show any signs of kinking or being
flattened.
• Check the end of the rope and the rope end fitting for damage.
• Make sure the rope end is correctly fitted in the rope end fitting;
à Operating manual.
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