What was found
PRIMARY OBSERVER O2 MASK INOPERATIVE. REPLACED CREW OBSERVERS O2 MASK IAW ACFT MM. PERFORMED OPS CHECK AND MASK WORKS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PRIMARY OBSERVER O2 MASK INOPERATIVE. REPLACED CREW OBSERVERS O2 MASK IAW ACFT MM. PERFORMED OPS CHECK AND MASK WORKS NORMAL.