Federal Signal D Serie Instructions D'installation page 5

d. Secure the unit to the mounting surface with #10 screws appropriate for the type of
mounting surface material.
Property damage, serious injury or death could occur if the projector is mishandled during
installation or over time. DO NOT rotate the projector more than 180 degrees or
e. Reposition speaker projector if necessary to obtain desired sound coverage.
Loosen collar nut (see figure 1) and move projector to desired position.
f. Before reinstalling the housing cover, read paragraph III.C. Electrical Connections below
and make the necessary electrical connections.
2. Model AM300 Concealed Conduit Mounting.
a. Remove and retain the two screws that secure cover to housing. Remove the cover.
b. Remove the 7/8" knockout at rear of housing.
c. Install the conduit connection.
d. Select the mounting location and place rear of housing against mounting surface.
e. Using the two (2) mounting holes as a template, scribe drill position marks on the
mounting surface. See figure 1 for mounting hole locations and dimensions.
Before drilling holes in any surface, ensure that both sides of surface are clear of items
f. Secure the unit to the mounting surface with #10 screws appropriate for the type of
mounting surface material.
Property damage, serious injury or death could occur if the projector is mishandled during
installation or over time. DO NOT rotate the projector more than 180 degrees or
g. Reposition speaker projector if necessary to obtain desired sound coverage. Loosen collar
nut (see figure 1) and move projector to desired position.
h. Before reinstalling the housing cover, read paragraph III.C. Electrical Connections below
and make the necessary electrical connections.
C. Electrical Connections.
To avoid electrical shock, do not connect wires when circuits are energized.
Audio wires should be sized properly by your licensed installation electrician for your service
application. This cable requires a twisted shielded pair with an 18AWG minimum and should
produce no more than 15% signal loss over the length of the cable run.
National Electrical Code as well as local codes must be adhered to in installation of these
models. All electrical wiring must be routed through approved conduit and fittings. The use of
metal conduit and fittings is required to provide grounding of the enclosure.
internal speaker wiring may be damaged.
that could be damaged.
internal speaker wiring may be damaged.
NOTE
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