CHAPTER 6
General Maintenance and Troubleshooting
TechnoArc
TM
User Manual
51
3. Adjust the focus until the edge of the light beam is sharp.
4. Set the Dimmer to full (DMX = 255)
5. Locate the three lamp optimization screws (a, b, and c).
6. Look at the wall where the beam is projected and use the
optimization screws to adjust the lamp’s position within the
fixture until the “hotspot” of brightness is at the center of
the beam and diffused.
Replacing Main Fuse
To replace the fuse:
1. Disconnect power to the fixture. If the fixture has been operating, allow the fixture to cool
before handling.
2. Locate the fuse on the connection panel of the fixture’s electronic housing.
3. Replace with a fuse of the same type and rating, see
Related Products and Accessories
on
page 6.
Cleaning the Fixture
• Clean the inside and outside lens each week to avoid the weakness of the lights due to
accumulation of dust.
• Clean the fan each week.
• To ensure smooth gobo rotation, lubricate the wheel every three months..
To clean the internal glass components:
1. Disconnect power to the fixture. If the fixture has been operating, allow the fixture to cool
before handling.
2. Clean the dichroics, lithopattern and effects, color wheels, and lens using a mild glass cleaner
(containing no ammonia) and a soft, lint-free cotton cloth.
Warnings: To avoid electrical shock, disconnect power before
servicing.
Equipment surfaces may reach temperatures up to 130° C
(266° F). Allow the fixture to cool before handling.
Lamp
Adjustment Screws