What was found
AIR TURNBACK. LOST B-SYSTEM HYDRAULIC FLUID. REMOVED AND REPLACED HYDRAULIC LINE FROM B-SYSTEM MODULE TO B-SYSTEM HYDRAULIC ACCOUSTIC FILTER PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURNBACK. LOST B-SYSTEM HYDRAULIC FLUID. REMOVED AND REPLACED HYDRAULIC LINE FROM B-SYSTEM MODULE TO B-SYSTEM HYDRAULIC ACCOUSTIC FILTER PER MM.