As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOSS OF RIGHT HYDRAULIC SYSTEM IN-FLIGHT. GEAR EXTENSION HANDLE NOT STOWED AT GATE. FOUND LOOSE B-NUT ON RIGHT ENGINE HYDRAULIC PUMP PRESSURE LINE INSIDE TAIL COMPARTMENT JUST INBOARD OF PYLON. TIGHTENED SAME. RAN ENGINES - LEAK CHECKS GOOD. SERVICED HYDRAULICS.