Surface Mounting The Light; Adjusting The Light Beam - Federal Signal Commander 371-120 Manuel D'installation Et D'entretien

Surface Mounting the Light

To mount the light on a flat surface:
1. Using the gasket as a template, scribe four drill-position
marks on the mounting surface (Figure 1).
2. Drill a 9/32" (7.1 mm) diameter hole at each of the outside
drill position marks for mounting.
3. Drill or punch a 1-3/8" (34.9 mm) diameter hole at the
center drill-position mark for the wire entry.
4. Attach suitable 1" NPT hub or connector to conduit
entrance in bottom of light. For Type 4X/IP66 applications,
the hub or connector must be suitably rated (Myers
STTTB-2 or T&B
5. Set the light on the gasket and attach it to the mounting
surface with the provided 1/4" screws and washers.
6. For information on making the electrical connections, see
the next section.

Adjusting the Light Beam

The light is shipped from the factory with the lamp in the
horizontal position. To change the angle of the lamp:
1. See Figure 2 on page 10. Remove the dome assembly by
grasping the die-cast ring attached to the dome and turning it
counter-clockwise.
2. Remove the locking screw.
3. Loosen the two pivot screws and adjust the lamp to the
desired position.
4. Tighten the two pivot screws to secure the lamp in position.
5. Reinstall the dome assembly.
Installation and Maintenance Instructions
H100-TB hubs are recommended.)
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Models 371-120 and 371L-120
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