As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FIRST OFFICERS OXYGEN STOWAGE BOX INOPERATIVE. SWAPPED FIRST OFFICER`S STOWAGE BOX WITH OBSERVERS. REMOVED & INSTALLED IAW AMM 35-11-15. OPERATIONS CHECKED GOOD. NO FURTHER DEFECTS NOTED AT THIS TIME. DEFERRED OBSERVERS OXYGEN IAW MEL 35-10-1. PLACARD INSTALLED FIRST OFFICERS SN SE27800, OBSERVERS SN SE18425. R & R OBSERVER OXYGEN MASK IAW AMM 35-10-00. CLEARED FROM MM02. PLACARD REMOVED. PN ON OF MF10-08-01, SN ON SE16593 & SN OFF SE18918.