3M 1998 3M Multimedia ProjectorMP8610 15
Section 7: Maintenance

7-1. Replacing The Air Filter

For best performance, replace the air filter each time the projection lamp is changed. One air filter is
included in each lamp kit (3M Part Number 78-6969-8577-5) or air filters are available individually as
(3M Part Number 78-8118-3476-7). See Appendix D-1.
9 Note
Periodically check air filter for excess dust or dirt.
Replace or clean as needed.
1. Unplug the power cord of the projector.
2. Stand the projector upright on the left side with the bottom facing you.
3. Locate the air filter door (1) on the bottom of the projector.
4. Push the lock tab (2) to release the door.
Figure 7-1. Removing Air Filter Door
5. The air filter door has a plastic hook (4) on one end. Use this hook to reach inside the projector and
hook the corresponding tab on the air filter frame.
6. Remove the air filter (5) by pulling straight outward.
7. Insert the new air filter by sliding it into position.
8. Insert the air filter door and press the lock tab to secure it in place.
Figure 7-2. Replacing Air Filter
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