As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW OXYGEN SYSTEM-LOW. RECORD PRESSURE PRIOR TO SERVICING. CREW COMMENTS: CHRONIC AND LONG HISTORY - CREW OXYGEN PRESSURE LEAK 200 PSI LOSS IN 2.7 HRS. FOUND LEAK ON HIGH PRESS SIDE OF O2 SYSTEM. REPLACED O2 CYLINDER AND O2 TRANSMITTER AND PRESS REGULATOR. NO LEAKS NOTED AT THIS TIME.