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Safety Message To Maintenance Personnel - Federal Signal Corporation 121 Hoja De Instrucciones

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power source, the white lead to the common (neutral) side of the power source, and the green/
yellow lead to earth ground.
The 120 VAC units are designed to operate on both 50 and 60Hz electrical power.
Special modifications are NOT required for the two different AC line frequencies.
V.
MAINTENANCE.
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 the 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.
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.
After servicing, test the light system to ensure it is operating properly.
Failure to follow all safety precautions and instructions may result in property damage,
serious injury, or death to you or others.
A.
Lamp Replacement.
To replace the lamp, proceed as follows:
1.
Disconnect power and allow the lamp to cool.
2.
Remove the screw located at the bottom of the dome.
3.
Grasp the top of the dome and push down while turning the dome counter-
clockwise approximately 3/4-inch.
4.
Gently lift the dome away. Ensure the gasket between the dome and base is
not lost.
Always wear gloves and eye protection when replacing lamps.
5.
Grasp the lamp, as close the base as possible, and gently push toward the
socket while turning counter-clockwise. Insert the new lamp, gently pushing
toward the socket while turning clockwise. Make sure not to leave any
residue on the lamp's glass.
6.
Before replacing dome, ensure that the gasket is properly seated on the
housing base. Place the dome over the base, aligning the recesses inside the

SAFETY MESSAGE TO MAINTENANCE PERSONNEL

NOTE
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121a121s