Manitowoc GROVE GMK 6400

Rigging work
12.9 Rigging work on the main boom
Operating manual GMK 6400 3 112 993 en 12 - 125
12.07.2013
Hook tackle
Maximum lifting capacity of the hook tackle:
16 t (35 274 lbs)
Max. lifting capacity with the GMK 6400
Maximum reeving For maximum reeving, you require an auxiliary single-sheave boom top and
a hook block with at least 10 sheaves.
• Rig the auxiliary single-sheave boom top;
à Lattice extension operating instructions.
• Guide the main hoist rope
– over the head sheave (A),
– over the auxiliary single-sheave boom
top (B),
– around the first sheave (C) of the hook
block.
Max. lifting capacity with the GMK 6400
Reeving Maximum lifting capacity
A 1x 11.2 t (24 700 lbs)
Reefing Maximum lifting capacity
21x 235 t (518 000 lbs)