Manitowoc Grove GMK 4100L-1, Руководство по обслуживанию

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Maintenance work on the superstructure
8.8 Hoist ropes
8 - 52 3 302 364 en Maintenance manual
GMK 4100L-1
2
5
.1
1.
201
6
8.8.2
Checking the hoist ropes
Spare parts
and tools – Torque wrench for 78 Nm (57.5 lbf ft).
Prerequisites – Establish a rigging mode in accordance with the
Lifting capacity table
and enter the RCL;
à
Operating Instructions
.
– A hook block must be reeved 5-fold;
à
Operating Instructions .
– The main boom must be raised and fully extended;
à
Operating
Instructions
.
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 - 54. 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 - 63.
•
Check the clamp ( 1 ) for damage and firm
seating – torque to 78 Nm (57.5 lbf ft).
•
The free end of the rope must not project
above the flanged wheel.
•
The rope wedge must be in the pocket ( 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 Instructions
.
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