So apparently this is a pretty big problem, widespread and not something Epson will cover under warranty:
http://www.avsforum.com/forum/68-digital-projectors-under-3-000-usd-msrp/1449027-epson-5020ub-owners-thread-36.html#post39310226
Here's a link to a user designed fix:
http://www.avsforum.com/forum/68-digital-projectors-under-3-000-usd-msrp/1609002-epson-5010-6010-cinema-filter-error-grinding-noise-red-light-fix-pics.html
And another where the repairer actually went and replaced the shitty plastic gear with a metal one:
http://www.avsforum.com/forum/68-digital-projectors-under-3-000-usd-msrp/1609002-epson-5010-6010-cinema-filter-error-grinding-noise-red-light-fix-pics.html#post30416170
Mine just started doing this, going to have a friend try to do it since my warranty is bust-o. Planned obsolecense sucks, get the extended warranty on all Epson PJs is my new mantra.
http://www.avsforum.com/forum/68-digital-projectors-under-3-000-usd-msrp/1449027-epson-5020ub-owners-thread-36.html#post39310226
Here's a link to a user designed fix:
http://www.avsforum.com/forum/68-digital-projectors-under-3-000-usd-msrp/1609002-epson-5010-6010-cinema-filter-error-grinding-noise-red-light-fix-pics.html
And another where the repairer actually went and replaced the shitty plastic gear with a metal one:
http://www.avsforum.com/forum/68-digital-projectors-under-3-000-usd-msrp/1609002-epson-5010-6010-cinema-filter-error-grinding-noise-red-light-fix-pics.html#post30416170
Mine just started doing this, going to have a friend try to do it since my warranty is bust-o. Planned obsolecense sucks, get the extended warranty on all Epson PJs is my new mantra.