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ARCSII_RM_EN_1.1 

w w w . l - a c o u s t i c s . c o m  

11

 

 

B.

 

Installing the BUMP3 rigging bar(s) 

 

 

Required number and position of BUMP3 

 

1 BUMP3 for 2 or 4 ARCS

®

II 

2 BUMP3 for 1, 3, 5 or 6 ARCS

®

II 

 

 

 

 

 

 

 

 

 

 

 

 

Preparing the BUMP3/ARCOUPL assemblies 

 

For this procedure, the BUMP3/ARCOUPL assemblies must have been prepared. Refer to PROCEDURE E.  

 

 

 

Attach each of the required BUMP3/ARCOUPL assemblies. 

 

a.

 

Remove the bolt/nut/pin assembly on the front end of each BUMP3/ARCOUPL assembly. 

 

 

Orientation reference for the BUMP3  
When installing the BUMP3, the serial number (SN) plate must be oriented towards the front of the array. 

 

b.

 

Slide each of the BUMP3/ARCOUPL assemblies into their respective location, (ie. into the free top adjacent 

rails on the pre-assembled array), from the rear of the array. 

 

c.

 

Secure the front end of each BUMP3/ARCOUPL assembly, by reinstalling the bolt, the nut and the cotter pin. 

 

 

Attach a shackle on each BUMP3. 

 

 

Rigging hole on which securing the shackle  
Refer to SOUNDVISION modeling to identify the BUMP3 hole that corresponds to the desired tilt angle 

 

 

 

About site angle  
As many variables can affect the actual site angle, it is recommended to use an inclinometer. 

 

 

 PROCEDURE B : Installing the BUMP3 

 

 

 

The bolt/nut/pin assembly removed  

at the front end of a BUMP3/ARCOUPL assembly 

A BUMP3/ARCOUPL assembly being slid 

 

 

 

 

 

The front end of a BUMP3/ARCOUPL  

assembly secured 

 

A shackle (Ø18mm) being  

secured on the BUMP3 

END 

  A 4-ARCS

®

II horizontal array 

ready to be flown

 

Содержание ARCS II

Страница 1: ...ARCS II rigging manual EN...

Страница 2: ...o u s t i c s c o m 2 Document reference ARCSII_RM_EN_1 1 Distribution date March 21 2017 2017 L ACOUSTICS All rights reserved No part of this publication may be reproduced or transmitted in any form...

Страница 3: ...ct the maximum configurations and the recommended safety level For safety issue respect the maximum configurations outlined in this manual To check the conformity of any configuration in regards with...

Страница 4: ...rmation on rigging the system properly and safely Carefully read this document in order to become familiar with these procedures As part of a continuous evolution of techniques and standards L ACOUSTI...

Страница 5: ...shackles 12mm SB28 High power subwoofer enclosure 1 2 Rigging elements BUMP3 Bar for flying a horizontal array of 2 or 4 ARCS II provided with1 D schackle 18mm 2 pierced bolts 2 nuts and 2 pins LIFTB...

Страница 6: ...TEM rigging manual VERSION 1 1 ARCSII_RM_EN_1 1 w w w l a c o u s t i c s c o m 6 Main components involved in the rigging process of ARCS II SYSTEM BUMP3 ARCOUPL SB28 SOUNDVISION ARCBUMP ARCS II ARCSP...

Страница 7: ...nclosures within an array or to assess the safety of a specific array configuration Mechanical modeling with SOUNDVISION The working load applied to each linking point along with the corresponding saf...

Страница 8: ...to PROCEDURE A Stack an SB28 array Assemble the array on top of the SB28 array Refer to PROCEDURE A 3 2 Flying Horizontal Assemble the array under the motor location Refer to the PROCEDURE A Follow u...

Страница 9: ...fingers Attach adjacent enclosures by using ARCOUPL bars a Adjust the position of the ARCS II enclosures so that the rails are aligned b Remove one shackle at one end of each coupling bar c Slide ARC...

Страница 10: ...Enclosures placed at the rigging position b A safety pin being removed to detach the dolly board a Adjacent rigging rails aligned b The front shackle being removed from an ARCOUPL bar c An ARCOUPL bar...

Страница 11: ...PL assemblies into their respective location ie into the free top adjacent rails on the pre assembled array from the rear of the array c Secure the front end of each BUMP3 ARCOUPL assembly by reinstal...

Страница 12: ...ckle to the LIFTBAR by locking its pin through the LIFTBAR hole previously identified c Repeat this step on the other side of the LIFTBAR for the other BUMP3 Attach the 22mm shackle to the top hole on...

Страница 13: ...nstalling the 12mm shackles on both ends of all the ARCOUPL bars with a safety sling attached between all the adjacent shackles except for the bottom enclosure If some shackles are already attached to...

Страница 14: ...RCBUMP a A shackle is being removed from an ARCOUPL bar b The ARCOUPL bars are being slid in the rigging rails A shackle 12mm being reinstalled along with a safety sling The array secured with safety...

Страница 15: ...CS II assembly Remove both shackles from one ARCOUPL bar Align the holes of the ARCOUPL bar with the BUMP3 Secure both ends of the BUMP3 ARCOUPL assembly a Drive a pierced bolt into the holes at one o...

Страница 16: ...o l acoustics com www l acoustics com L Acoustics GmbH Steierm rker Str 3 5 70469 Stuttgart Germany 49 7 11 89660 323 L Acoustics Ltd PO Box Adler Shine Aston House Cornwall Avenue London N3 1LF Unite...

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