User guide

17 ViewSonic PJ853
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Air-Filter
Clean or replace the air-filter after about every 100 hours of use to prevent overheating which
could damage the projector.
WARNING:
Never operate the projector without the air-filter; doing so will damage the projector.
1
Make sure the projector is cool and the power cord is unplugged before beginning.
2
Flip open the air-filter cover.
3
Gently remove the air filter.
4
Vacuum the air-filter.
You may also hand-wash the filter in warm water. (See warning below.)
5
Replace the air-filter.
6
Replace the filter cover.
WARNING:
Do not power-on the projector unless you are sure the filter is completely dry. Humidity
or steam can damage the projector.
Figure 10: Cleaning the air-filter
Air Filter Cover
Filter
PJ853-.book Page 17 Wednesday, August 16, 2000 11:41 AM