What was found
LEFT SIDE TAB OF F/O’S O2 MASK BROKEN (RED TAB). SWAPPED O2 MASK FROM FIRST OBSERVER TO F/O IAW ACFT MM. R & R FIRST OBSERVER'S O2 MASK LEAK CHECK AND OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT SIDE TAB OF F/O’S O2 MASK BROKEN (RED TAB). SWAPPED O2 MASK FROM FIRST OBSERVER TO F/O IAW ACFT MM. R & R FIRST OBSERVER'S O2 MASK LEAK CHECK AND OPS CHECK GOOD.