4.
INSTALLATION INSTRUCTIONS
Before connecting the luminaire to the electrical mains ensure that:
A - Earth line is present on the power socket.
B - The mains voltage is within the rated range of the luminaire (see technical data on the
rating label)
C - The lamp fitted:
•
is among the usable lamps ( check with your De Sisti dealer )
•
has the same nominal voltage as the mains supply
•
has a nominal power not higher than maximum power of the luminaire.
D - The front safety shields against the lamp explosion are present and in good condition.
They consist wire guard 3x3 mm .
WARNING : SHIELDS, LENSES SAFETY OR DICHROIC GLASSES SHALL BE CHANGED IF
THEY HAVE BECOME VISIBLY DAMAGED TO SUCH AN EXTENT THAT THEIR
EFFECTIVENESS IS IMPAIRED, FOR EXAMPLE BY CRACKS OR DEEP SCRATCHES.
THE LUMINAIRE SHALL ONLY BE USED COMPLETE WITH ITS PROTECTIVE SHIELD .
5.
LAMP INSTALLATION AND REPLACEMENT
The following procedure should be adopted:
A - Ensure the luminaire is electrically isolated from the power supply.
B - WAIT LEAST 5 MINUTES FROM SWITCHING OFF to avoid risk of injury from possible
lamp explosion. Then open lens door .
WARNING: AFTER THE ABOVE MENTIONED TIME THE LAMP MAY STILL BE VERY
HOT, USE PROPER THERMAL PROTECTION (EG. GLOVES).
C - Check that the new lamp is of the correct type ( see item 4 .C).
D - Replace the lamp taking good note of the following:
•
do not touch the bulb with bare-hands; oil and grease can contaminate the bulb surface and then reduce the performance and the
lamp life.
•
The plastic cover which protects the lamp should not be removed until after fitting.
•
Should the bulb become dirty due to hand contact or for any other reason, it can be
cleaned with a cloth moistened with alcohol
E - Ensure that the door is securely closed.
WARNING: THE LAMP MUST BE REPLACED IF IT HAS BECOME DAMAGED OR
DEFORMED
.