Federal Signal Corporation LP6 Série Instructions D'installation page 3

mounting surface. Apply a silicon sealing compound around the wire exit hole in the light
base (see figure 1).
8. Install the unit on the mounting surface using the supplied #10-32 screws and nuts.
C. Electrical Connections.
1. Model LP6 120/240VAC.
The AC units are supplied with two 18" leads, one black and one white. Connect the black
lead to the phase (hot) side of the power source via a user supplied power control switch
and the white lead to the common (neutral) side of the power source.
The 120/240VAC Strobe units are designed to operate on both 50 and 60Hz electrical power.
Special modifications are NOT required for the two different AC line frequencies.
2. Model LP6 12-48VDC.
The DC units are supplied with two 18" leads, one red and one black. Connect the red (+)
lead to the positive power source terminal via a user supplied power control switch and the
black (-) to the negative power source terminal.
II. MAINTENANCE.
SAFETY MESSAGE TO MAINTENANCE PERSONNEL
Listed below are some important safety instructions and precautions you should follow:
• Read and understand all instructions before operating this system.
• Any maintenance to the light system must be done with power turned off.
• Any maintenance to the light system must be performed by a trained electrician in accordance
with NEC or CEC Guidelines and local codes.
• Never alter the unit in any manner. Safety in hazardous locations may be endangered if additional
openings or other alterations are made in units specifically designed for use in these locations.
• The nameplate, which may contain cautionary or other information of importance to maintenance
personnel, should NOT be obscured in any way. Ensure that the name plate remains readable when
the housing's exterior is painted.
Failure to follow all safety precautions and instructions may result in property damage,
serious injury, or death to you or others.
A. Flash Tube Replacement
As strobe lights are used, the flash tubes begin to darken, causing the light output to decrease.
This darkening is characteristic of flash tubes. Also, as flash tubes age, they may have a
tendency to misfire (not fire periodically).
After extended operation, occasionally check for flash tube degradation. Should the flash tube
misfire, have a noticeable decrease in light output, glow continuously or darken—it should
be replaced.
High voltages are present inside the light assembly. Wait at least 5 minutes after shutting off the
WARNING
Do not connect wires when power is applied.
NOTE
NOTE
Polarity MUST be observed for operation.
WARNING
power before servicing this unit.
2