As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOST YELLOW SYSTEM HYDRAULICS. *S/D* REPLACED PTU MANIFOLD BLOWN O-RING AT THE QUICK DISCONNECT FITTING. ALSO, REPLACED NR 2 ENGINE HYD PUMP AND CASE DRAIN FILTER DUE TO SUBSEQUENT CONTAMINATION. SERVICED HYDRAULICS AND CLEANED UP EFFECTED AREA, OPS AND LEAK CHECK GOOD.