As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CENTER HYDRAULIC QUANTITY EICAS IN FLIGHT DROPPED TO 0.33 WITH CENTER SYSTEM TURNED OFF . CORRECTIVE ACTION: FOUND RH INBOARD ELEVATOR PCA LEAKING. REMOVED AND REPLACED RH INBOARD ELEVATOR PCA IAW B767 AMM 27-31-05. OPS AND LEAK CHECK GOOD AT THIS TIME.