What was found
OXYGEN PRESSURE 480. FOUND LEAK AT FIRST OBSERVER'S O2 MASK. REPLACED & LEAK CHECKED OKAY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
OXYGEN PRESSURE 480. FOUND LEAK AT FIRST OBSERVER'S O2 MASK. REPLACED & LEAK CHECKED OKAY.