What was found
PILOT'S (LEFT) SIDE O2 MASK LEAKS RANDOMLY THRU FACEPIECE. REMOVED AND REPLACED PILOT'S (LEFT) SIDE OXYGEN MASK W/SERV ASSY IAW AMM 35-11-12-400-801. OPS AND LEAK CHECKS GOOD. P/N ON/OFF MF10-08-01, S/N OFF 72138, S/N ON SE19256I.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT'S (LEFT) SIDE O2 MASK LEAKS RANDOMLY THRU FACEPIECE. REMOVED AND REPLACED PILOT'S (LEFT) SIDE OXYGEN MASK W/SERV ASSY IAW AMM 35-11-12-400-801. OPS AND LEAK CHECKS GOOD. P/N ON/OFF MF10-08-01, S/N OFF 72138, S/N ON SE19256I.