43 Manchester Series MAN210-FG/MS121/MAN210-HC Rigging Manual
Chapter 7: Groundstack MS121 Subwoofers and an MV210-HC Array
7.0.1 Required Components
Item Quantity
MAN210-FG Fly Grid 1
MS121 Subwoofer 2
MV210-HC Cabinet 2
7.0.2 Location
The MS121 subwoofer should be located on a at, horizontal, and dry surface,
capable of supporting the weight of the complete assembly.
7.0.3 Measured Weights
Item Quantity Weight
MAN210-FG
no tip bar
1 21.6 kg 47.6 lbs
MV210-HC 1 35.5 kg 78.3 lbs
MS121 1 87.5 kg 192.9 lbs
The following procedure describes how to assemble a groundstack with two
MS121 subwoofers as a base, with an MV210-FG y grid, and two MV210-HC
cabinets on top.
! WARNING
DO NOT EXCEED A TOTAL QUANTITY OF 7 CABINETS FOR THIS GROUNDSTACK
CONFIGURATION. FAILURE TO FOLLOW INSTRUCTIONS MAY CAUSE PERMANENT
INJURY OR DEATH.
! WARNING
WHERE POSSIBLE ALWAYS SECURE THE GROUNDSTACKED SPEAKERS TO THE
STACKING SURFACE WITH ADDITIONAL FIXINGS SUCH AS RATCHET STRAPS.
7.0.4 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