34 Manchester Series MAN210-FG/MS121/MAN210-HC Rigging Manual
Chapter 4: Assembling MS121 Subwoofers on a MAN210-FG Fly Grid
4.0.1 Required Components
Item Quantity
MAN210-FG Fly Grid 1
MS121 Subwoofer 9 (max)
4.0.2 Preparation
Use the EASE FOCUS 3 software application to design your system to suit the
venue. This will calculate which y grid mounting hole to attach your bow
shackle.
4.0.3 Location
Move the rst MS121 subwoofer so it is sitting upright on a safe at surface,
directly below the suspension point.
4.0.4 Measured Weights
Measured Weights
Item Quantity Weight
MAN210-FG 1 32.8 kg 72.3 lbs
MS121 1 87.5 kg 192.9 lbs
4.0.5 MAN210-FG Fly Grid WLL (10:1 Safety Factor)
Item Working Load Limit (WLL) 4 Point Suspension
MAN210-FG 821 kg 1810 lbs
The following procedure describes how to assemble a MS121 subwoofer to the
MAN210-FG y grid.
The MAN210-FG y grid is attached to the top of the MS121 subwoofer,
using the subwoofer's 4 mounting links, and four lower rigging pins of the
MAN210-FG y grid.
! WARNING
DO NOT EXCEED A TOTAL QUANTITY OF 9 MS121 SUBWOOFERS FOR ONE
MAN210-FG FLY GRID. FAILURE TO FOLLOW INSTRUCTIONS MAY CAUSE
PERMANENT INJURY OR DEATH.
4.0.6 Personnel
The following procedures shall be undertaken by experienced, certied, qualied,
and authorised personnel only. The procedures require the use of three or more
authorised persons.
Protective Headwear shall be worn
Protective Footwear shall be worn
Protective Gloves shall be worn
Protective Eyewear shall be worn
Practice Safe Lifting
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