ETC Source Four LED v1.6.0 User Manual - Manual (Page 81)

3
Operation 75
Routine Maintenance
To ensure optimum performance of your Source Four LED Profile fixture, you should
perform the following inspections and cleaning at least once a year. You may need to
inspect or clean the fixture more often, depending on the type and amount of use your
fixture experiences during the year.
Cleaning the Field Lens
The field lens is accessed by removing the shutter barrel from the light engine body.
Use a clean micro-fiber cloth to clean the lens. Isopropyl alcohol may be used on the cloth.
Do not spray the cleaning solution directly onto the lens or the interior of the fixture.
Step 1: Remove the retainer bolt and lens rotation knob.
Figure-3.46 Removing the shutter barrel to expose the field lens.
Step 2: Slide the electronics and lens out of the fixture.
Step 3: Use a clean, soft cloth as described above to clean the lens.
Step 4: Install and tighten the retainer bolt and lens rotation knob.
W A R N I N G : Allow fixture to cool down completely prior to cleaning.
Disconnect all power and DMX cables prior to cleaning.
Check for excessive dust or debris in the heat-dissipating fins around the
entire fixture enclosure. Clean using compressed air or a soft cloth. Keeping
the components of the enclosure clean facilitates efficient cooling and
extends LED longevity.
NEVER spray liquids into the fixture.
NEVER spray compressed air into a fixture that is powered-up.
N o t e : Do not remove the field lens from the electronics or attempt to disassemble the field
lens. The lens or electronics contain no serviceable parts.
Retainer bolt
Field lens
Lens rotation knob