L-Acoustics LA-RAK, User Manual

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6.3.2 Flying procedure using the LA-RAK BUMP
All along the procedure:
•
Strictly follow the sequence of the successive steps.
•
Systematically ensure that each spring-loaded safety is in locking position and that screw
pin is correctly secured on each shackle anchor.
1. Place a first LA-RAK under the rigging point.
2.
Remove both coupling bars:
a. Turn a spring-loaded safety and slide the
coupling bar out.
b. Repeat for the second coupling bar.
Figure 12: Removing coupling bars from LA-RAK
3. Install the LA-RAK BUMP onto the LA-RAK: align
the rails and put the stacking runners onto the
runner guides.
Respect the
orientation indicated
beside the “LA-RAK
FRONT” label.
4. Secure the LA-RAK BUMP to the LA-RAK (use
both preceding coupling bars):
a.
Turn a spring-loaded safety and slide in the
coupling bar along the rails until the safety
has returned to locking position (a click is
heard).
b. Repeat for the second coupling bar.
5.
Attach the motor hook to the “PICK POINT”
shackle.
Figure 13: Rigging LA-RAK BUMP to LA-RAK
6.
Raise the LA-RAK BUMP/LA-RAK assembly at 0.7 m/2 ft height: the dolly board should separate from the array.
7.
Put a second LA-RAK under the rigging point.
a.
b.
‘‘PICK POINT’’
shackle
‘‘SAFETY’’
point
b.
a.
a.
b.
b.
!
WARNING
!
WARNING