X12 with SB18............................................................................................................................. 32
X12 with KS21............................................................................................................................. 33
Rigging part inspection........................................................................................................................... 35
Mechanical system overview....................................................................................................................35
Inspection references............................................................................................................................... 40
Acoustical check..................................................................................................................................... 42
Rigging procedures...........................................................................................................................................46
Mounting on a U-bracket.........................................................................................................................46
Flying with a U-bracket........................................................................................................................... 56
Flying with X-BAR....................................................................................................................................62
Corrective maintenance..................................................................................................................................... 74
Forbidden congurations................................................................................................................................... 80
Specications................................................................................................................................................... 82
4