Maintenance work on the superstructure
8.8 Hoist ropes
07.12.2017
Maintenance manual 3 302 649 en 8 - 63
GMK4090
H
Observe the hook block when unreeling.
The hook block must not rotate.
• Set the lowering limit switch; à p. 8 - 63.
• Run in the new rope with small loads so that the rope can settle on the
hoist drum.
8.8.6 Setting the lowering limit switch
A lowering limit switch is mounted both on the main hoist and on the
auxiliary hoist.
Spare parts
and tools
Prerequisites – A hook block must be reeved with five lines; à Operating manual.
– The main boom is fully raised and extended; à Operating manual.
– The hook block is lowered until only five turns of the rope remain on the
hoist drum.
s
G
Risk of accidents from incorrectly set lowering limit switch
After inserting a new rope, the lowering limit switch must always be reset.
In this way you avoid the lowering limit switch switching off too late or not
at all, the rope being damaged and the load being dropped.
Designation Quantity GROVE part no.
Cover gasket 2 02315305
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