Manitowoc Grove GRT8120, Operator'S Manual

Page: 325 / 448

Grove
Published 3-22-2021, Control # 702-02
5-17
GRT8120 OPERATOR MANUAL SET-UP AND INSTALLATION
5
Quick Reeving the Hook Block
To quick reeve the hook block without removing the wedge
socket on end of hoist rope, remove the retaining clips from
the two pins (1, Figure 5-20), then lower the two rope guards
(2) to their lowered positions.
Reeving Hoist Rope Over the Boom
Always reeve main hoist rope through rope guide
(1, Figure 5-21). Always reeve auxiliary hoist rope
outside of
the rope guide.
Reeving/Unreeving the Hoist Rope
Use the following procedures to reeve and unreeve the hoist
rope.
Reeving Hoist Rope
1. Make sure the main hoist rope is in the rope guide. If
necessary, make sure the auxiliary hoist rope is over the
rope guide. For more information, see
Reeving Hoist
Rope Over the Boom , page 5-17.
2. Remove the retaining rods (1, Figure 5-22).
3. Guide the rope over the upper boom nose sheave (2).
4. Guide the rope over the lower boom nose sheave (3).
5. Install the hook tackle or the hook block.
6. Reinstall all the retaining rods (1) and secure with
retaining clips.
CAUTION
Reeve only the main hoist rope through the rope guide.
Do not reeve the auxiliary rope through the rope guide.
Never reeve multiple ropes through the rope guide at the
same time. Rope damage can occur.
FIGURE 5-20
Item Description
1 Pin
2 Rope Guard
1
1
2
9956
CAUTION
Falling Objects Hazard!
Always make sure sheaves and pins that secure the hoist
rope are secured with clips. This prevents components
from coming loose, falling and causing injury.
FIGURE 5-21
9963
Aux Hoist Rope 1
Main
Hoist
Rope