As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 258 - LAS/CMH - AIR TURN BACK, ON TAKEOFF LEG AFTER POWER REDUCTION TO CLIMB POWER, ECAM HYDRAULIC YELLOW RESERVOIR LOW LEVEL QUANTITY INDICATION SHOWED LOSS OF ALL FLUID PTU EMG 2 YELLOW PUMP SHUT OFF WITHIN SECONDS. REMOVED AND REPLACED GROUND SERVICE MANIFOLD PER AMM 29-19-41 AND LEAK CHECKED GOOD. SERVICED YELLOW HYDRAULIC SYSTEM, RAN NR 1 AND NR 2 ENGINES AND NO LEAKS NOTED. (M)