User`s manual

13- PERIODIC CLEANING
Front lenses glass
The dust can reduce the luminous output substantially. Regularly clean the front lenses glass using
a soft cotton cloth, dampened with a specialist lens cleaning solution.
Fans and air passages
The fans and air passages must be cleaned approximately every 6 weeks. This periodic cleaning
will depend of course, on the conditions in which the projector is operating. Suitable instruments
for performing this type of maintenance are a brush and a common vacuum cleaner or an air
compressor. If necessary, clean the fans and air passages more frequently.
14- PERIODIC CONTROLS
Mechanical parts
Periodically check all mechanical parts and the gaskets, replacing them if necessary.
Electrical components
Check all electrical components for correct earthing and proper connection of all connectors,
refastening if necessary.
Attention: Disconnect mains power prior to removing the projector housing.
Fuse replacement
Locate the fuse, which protects the lamp and electronics, in the base of the DELTA 10 R ZOOM.
Using a multimeter, test the condition of the fuse, replacing it with one of equivalent type if
necessary.
Attention: Disconnect mains power prior to removing the projector housing.
ARC 1200
DELTA 10 R ZOOM
21
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