Epson EpiqVision Ultra LS300 3600-Lumen Full HD Ultra-Short Throw Smart Laser 3LCD Projector (Black) - Manual (Page 65)

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Note: Air filters contain polypropylene. Dispose of used air filters according to local regulations.
4. Place the new air filter in the projector as shown (with the four tabs facing down).
5. Close the air filter cover and press until it clicks into place.
Caution: Do not try to force the air filter cover closed if the tabs of the air filter are facing up. You
could damage the projector.
Parent topic: Air Filter and Vent Maintenance
Related references
Optional Equipment and Replacement Parts
Replacing the Remote Control Batteries
The remote control uses two AAA manganese or alkaline batteries. Replace the batteries as soon as
they run out.
Caution: Use only the type of batteries specified in this manual. Do not install batteries of different types,
or mix new and old batteries.