Labrie EXPERT Maintenance Manual page 411

Figure 10-31 Vertical bolts
4.
Raise or lower the gripper (depending on the current gripper position).
5.
Reposition the plate correctly (see Figure 10-32).
Figure 10-32 Plate
Position the plate on the top of the gripper head when the gripper is at its lower position or inside
the gripper head (see Figure 10-32) when the gripper is at its upper position.
6.
Secure the plate to the arm lever using all 3 vertical bolts.
7.
Reinstall all 3 horizontal bolts. Tighten them back.
Bolts in upper row if the gripper have been moved to the lower position (see Figure 10-33).
Bolts in lower row if the gripper have been moved to the upper position (see Figure 10-34).
Figure 10-33 Bolts in upper row
Top of gripper head
Lifting Arms 403