Чистка/замена воздушных фильтров
https://www3.epson.com.hk/GetFile/3733/ ... sGuide.pdfTakes in air to cool the projector internally. If dust collects
here it can cause the internal temperature to rise, and this
can lead to problems with operation and shorten the
optical engine's service life. Be sure to clean the Air filter
regularly. sp.73, p.78
I Air filter cover Open and close when replacing the air filter. s p.78