As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
O2 MASK DROPPED IN ROW 8 ABC. MASKS WERE REPACKED & PLACED ON MEL. WHEN MX TESTED THE O2 MASK RELEASE TO CLEAR MEL LP 703180, ROW 8 ABC FAILED TO RELEASE. R & R ROW 8 ABC EMER OXYGEN CONTAINER. OPERATIONS CHECKED NORMAL IAW AMM 35-21-41 PB 401.