Federal Signal Global Serie Instructions D'installation page 9

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Installation and Maintenance Instructions
Figure 2 Bracket dimensions
60.0 mm 2X M6 SCREW HOLE
(2.36 in)
31.8 mm
(1.25 in)
To adjust the vertical angle of the loudspeaker, loosen the fasteners
on the mounting bracket to disengage the ratchet. Vertically aim the
loudspeaker, and tighten the fasteners.
Figure 3 Front view of trunnion-mount loudspeaker
189.2 mm
(7.45 in)
215.2 mm
(8.47 in)
Model G-SPK Global Series Loudspeaker
9