What was found
(AIRCRAFT NOT GROUNDED) F/O OXYGEN MASK NOT TESTING PROPERLY / REMOVED & REPLACED F/O'S MASK AND BOX REF AMM 35-12-41-400-001-A OPS AND LEAK OK"
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(AIRCRAFT NOT GROUNDED) F/O OXYGEN MASK NOT TESTING PROPERLY / REMOVED & REPLACED F/O'S MASK AND BOX REF AMM 35-12-41-400-001-A OPS AND LEAK OK"