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Rigging manual LR18i  Rev. 1.1 

4. Rigging components  __________________________________________   

 

 
 

 

GRD18i  

The GRD18i enables the LR18i line-array modules to be flown and ground 
stacked. The grid can be suspended from multiple hoist positions on top of the grid 
or by means of a central “single pick-point” for smaller arrays; all points 
11mm/0.44-in for 0,75T shackles.  
The GRD18i is certified for a safety-rating of 10:1, for twelve (12) cabinets LR18i 
 
 

 
 
 
 
 
 

 
 
GRD18  

The GRD18 enables the LR18i line-array modules to be flown and ground stacked. 
The grid can be suspended from multiple hoist positions on top of the grid or by 
means of a central “single pick-point”  for smaller arrays; all points 14mm/0.55-in for 
1,5T shackles. It has a mounting position and through hole for the Teqsas laser/ 
inclinometer. 
The GRD18 is certified for a safety-rating of 10:1, for twenty-four (24) cabinets 
LR18i. 

 

Summary of Contents for LR18/120i

Page 1: ......

Page 2: ...tallation ______________________________________________________________________________________ 5 4 Rigging components ______________________________________________________________________________ 6...

Page 3: ...lity sound reproduction Intuitive predictable linear response behavior and identical tonal balance at any SPL 7 pro ribbon HF section with exceptional intelligibility and throw Maximum dynamic headroo...

Page 4: ...ing accessories is respected 10 Respect the maximum configurations and the recommended safety level 11 For safety issue respect the maximum configurations outlined in this manual To check the conformi...

Page 5: ...and inspect all the parts Every Alcons product is thoroughly tested and inspected before leaving the factory and should arrive in perfect condition If you find any damage notify the shipping company i...

Page 6: ...18 loudspeaker 1 LR18i cabinet LR18i cabinet 2 Front coupler front couplers with nut and bolt connection 3 Signal input link Input link for the audio signal 4 Angle frame frame supports features for t...

Page 7: ...0 44 in for 0 75T shackles The GRD18i is certified for a safety rating of 10 1 for twelve 12 cabinets LR18i GRD18 The GRD18 enables the LR18i line array modules to be flown and ground stacked The grid...

Page 8: ...y rating of 10 1 for 24 cabinets LR18i 12 cabinets LR18B on the hoist positions on top of the grid or equivalent weight in mixed configurations GRD18EXTBR This is a sliding extension bar which can be...

Page 9: ...ons Ribbon Calculator simulation program The angle lay out is pictured on the right To set a desired angle two holes in the angle bar need to be positioned between the marked holes A B on one cabinet...

Page 10: ...t only for max 6x LR18i cabinets When hanging a 6 12 LR18i array with 2 hoist points ensure that the Centre of Gravity is evenly spaced between the two A1 pick points In case of a permanent installati...

Page 11: ...18i array with 2 hoist points ensure that the Centre of Gravity is evenly spaced between the two A1 pick points In case of a permanent installation combine points A1 and 2x A2 for a stable 3 point han...

Page 12: ...y with 2 hoist points use the outermost front and rear A1 pick points Preferably combine points A1 and A2 for a stable 3 or 4 point hang Use 1 5T shackles at all times A3 indicates the mounting positi...

Page 13: ...the black bushing onto the bolt end Lock the connection with the black locking nut Hoist the GRD18i and cabinet and tighten the bolt connections firmly Make the first inter cabinet connection Align th...

Page 14: ...with the A hole in the angle frame 5 with the collar bolt 6 and the 0 5 hole GRD18i to the 0 or 2 7 on GRD18i Pin the long M8 bolt and slide the black bushing onto the bolt end Lock the connection wit...

Page 15: ...er any product which has been damaged because of any misuse accident or negligence Warranty also does not extend to a new Alcons product if the serial number has been defaced altered or removed What w...

Page 16: ...support ___________________________________________ Contact information Mailing address Alcons Audio BV De Corantijn 69 1689 AN ZWAAG The Netherlands Telephone 31 0 229 283090 World Wide Web http www...

Page 17: ...in conformity with the provisions of the following EC directives and applicable amendments Machinery 2006 42 EC and the national laws to enforce this directive National standards and technical specifi...

Page 18: ...Rigging manual LR18i Rev 1 1 18 Notes _________________________________________________________...

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