Safety Message To Maintenance Personnel - Federal Signal Corporation 131ST Hoja De Instrucciones

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Idiomas disponibles

Idiomas disponibles

power source, the white (or blue) lead to the common (neutral) side of the power source, and
the green/yellow lead to earth ground.
The 120/240VAC Strobe units are designed to operate on both 50 and 60 Hz electrical power.
Special modifications are NOT required for the two different AC line frequencies.
2. DC Models.
The DC units are supplied with two leads, one red and one black. Connect the red (+) lead
to the positive power source terminal 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 all applicable national and local codes and standards in the country of use.
• 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 nameplate 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. Darkening will begin near the base of
the tube and progress upward. 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 to a point
beyond that shown in figure 2 — it should be replaced.
High voltages are present inside the light assembly. Wait at least 5 minutes after shutting off the
To replace the flash tube, proceed as follows:
1. Disconnect power.
2. Remove the lens by removing the two #6 phillips pan head screws. Carefully lift the lens
away from the housing.
3. Grasp the flash tube by its base and pull it out of the socket, using a gentle "rocking"
motion. Install a new flash tube and reassemble the light.
4. Test the light for proper operation.
NOTE
NOTE
Polarity MUST be observed for operation.
WARNING
power before servicing this unit.
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