High End Systems DL.2 - Manual (Page 235)

CAUTION!
Do not operate a projector with Air Filter removed. Dust may
accumulate on LCD Panel and Projection Mirror degrading
projection quality.
Do not put small parts into Air Intake Vents. It may result in
malfunction of a projector.
CHAPTER 17
Maintenance and Troubleshooting
DL.2 Digital Light User Manual 213
Cleaning the Base Housing Filter
This filter is located between
the handles on the fan side of
the box. You can pull it off the
fixture and clean it with soap
and water. Allow it to dry
thoroughly before replacing.
Loosen
Top cover
Filter bracket
Filter
Rear Bezel
Open Latches
Tilt lock
Remove
Pull base housing filter away
Pre-filter
turn screws
top cover
philips screws
and lift filter
bracket
to remove
bezel
from fixture to clean
Quarter-
to remove
Replacing the Fixture Filter
A hepa filter and a prefilter are
located inside the fixture head
and should be replaced when-
ever they become discolored
from particulates or when the
Menu displays FILTER Service
ERROR or FILTER Service
WARN
Access the fixture filters
1. Lock the fixture head in the
70
°
tilt position.
2. Unlatch and remove the
rear bezel assembly.
3. Loosen the two quarter-
turn screws on the top
cover and remove the top
cover.
4. Slide the top cover back to free it from the front bezel.
Inspect the filters:
5. Lift the prefilter away from the filter bracket
6. Remove the two philips pan screws securing the filter bracket and lift the filter unit off the
fixture.
7. Remove the bracket and lift the HEPA filter out of the filter housing. Inspect both the
prefilter and the HEPA filter.
8. A dirty prefitler can cause an early Service Filter warning. If the prefilter looks dirty, clean it
with water. Thoroughly dry the prefilter before proceeding.