Manitowoc GROVE GMK 4100 - Installing; removing

Heavy load lattice extension
6.1 Installing / removing
Lattice extension operating instructions 3 112 441 en 6 - 1
GMK 4100/4100-L/5095
11.01.2008
6 Heavy load lattice extension
6.1 Installing / removing
6.1.1 Installing the heavy load lattice extension
Prerequisites:
– An auxiliary crane is available.
– The heavy load lattice extension is rigged at a 0° angle;
à p. 6 - 8.
• Attach the heavy load lattice extension using an auxiliary crane in front of
the top sheave (1);
à p. 2 - 11.
• Attach the guide rope to the rope attachment point (2); à p. 6 - 16.
• Pull the pin (1) out of the bearing point (2).
• Lift the heavy load lattice extension to the
left on the main boom.
• Align the heavy load lattice extension so
that the bearing point (2) lines up to the front
boreholes in the holding device.
• Insert the pin (1) through the boreholes and
the bearing point (2).
• Secure the pin (1) with a retaining pin.
• Move the heavy load lattice extension into
transport position or working position;
à Rigging the heavy load lattice extension,
p. 6 - 3.