Rigging work
12.7 Rigging work on the main boom
12 - 86 3 302 819 en Operating manual
GMK3060
13.12.2018
The reeving images show the head sheaves (1)
and (2). You must always use the head sheave
over which the hoist rope will run – e.g. head
sheave (2);
à With 6 head sheaves, p. 12 - 92.
Reeving the hoist rope
• Guide the hoist rope over the upper head
sheave (1) to the lower head sheave (2).
• Guide the hoist rope from the front around the
outer pulley (3) of the hook block, upwards to
the main boom head.
• Guide the hoist rope from the rear over the next
required head sheave (4), etc.
• Reeve the hoist rope with the required number
of lines.
Possible reevings;
à p. 12 - 89.
Fastening the hoist rope
The fixed point used depends on the number of
reeved rope lines.
– Fixed points for an even number of lines
The rope end clamp is fastened to a fixed
point (1) or (2) for 2-fall, 4-fall, 6-fall
reevings, etc.
– Fixed point for an odd number of lines
The rope end clamp is fastened to the fixed
point (3) for 1-fall, 3-fall, 5-fall reevings etc.
A For the main hoist rope
B For the auxiliary hoist rope
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