As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALL LAVS INOP REPLACED LIQUID SEPERATOR FILTERS FOR LAV WASTE TANK PER AMM 38-32-02-000-801 AND 38-32-02-400-801. FOUND PLASTIC BAG WITH ''UNITED'' MARKINGS COVERING LOWER SEPERATOR. REACTIVATED VACUMN WASTE SYSTEM AND ALL LAV TOILETS NOW FLUSH NORMAL. SEE ATTACHED PHOTO