Manitowoc GROVE GMK 4100 - Page 178

Boom extension
4.2 Description of the rigging work
4 - 10 3 112 441 en Lattice extension operating instructions
GMK 4100/4100-L/5095
11.01.2008
Section 4
Installing
• (A) – Sling section 4; à p. 2 - 9.
• Raise section 4 in front of the main boom
head so that the connecting points (3) are in
line on both sides.
• Take the pins out of the holders (1).
• Insert the pins (2) in the connecting points
(3).
• Secure the pins with the retaining pins.
• Carry out the procedure on the other side.
Removing
• (B) – Sling section 4; à p. 2 - 9.
• Check whether the electrical and hydraulic connections have been discon-
nected;
à Hydraulic connection at the boom extension, p. 4 - 12,
à Electrical connection on the boom extension, p. 4 - 15.
• Take the pins (2) out of the connecting points (3).
• Insert the pins in the holders (1).
• Secure the pins with retaining pins.
• Carry out the procedure on the other side.
• Set down section 4.