What was found
4L AFT LAV MASKS WERE DEPLOYED IN FLIGHT. WHILE CHECKING CONDITION OF O2 GENERATOR, MECHANIC DISCHARGED SAME. GENERATOR OPERATED CORRECTLY AND WAS REPLACED BY MECHANIC.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
4L AFT LAV MASKS WERE DEPLOYED IN FLIGHT. WHILE CHECKING CONDITION OF O2 GENERATOR, MECHANIC DISCHARGED SAME. GENERATOR OPERATED CORRECTLY AND WAS REPLACED BY MECHANIC.