Epson EMP-X3 - Manual (Page 68)

63 Maintenance
If the air filters are broken or if the warning message reappears after they
have been cleaned, they should be replaced.
The air filter can be replaced even if the projector is installed on a ceiling.
PROCEDURE
A
After you turn off the projector’s power, and the
confirmation buzzer beeps twice, disconnect the
power cable.
B
Remove the air filter.
Put your finger into the recess of the air filter and slide it
forward to remove it.
C
Install the new air filter.
Slide the air filter covers in from the outside and push them in
until they click into place. Replacing the Air Filter
Recess
Dispose of used air filters properly in accordance with
your local regulations.
Air filter frame: Polycarbonate, ABS plastic
Filter: Polyurethane foam