As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAUSING A LEAK DURING TEST BETWEEN LOWER CYLINDER AND CONNECTING CYLINDER. FOUND A SMALL PIT IN LOWER CYLINDER I.D. IN AREA WHERE THE ORING SEALS ON THE CONNECTING CYLINDER. SENT TO FORTNER ACCESSORY SERVICE CORP. FOR INSPECTION AND REPAIR.