As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5644 -MISC/DE- DUE TO LOSS OF THE RIGHT HYDRAULIC SYSTEM QUANTITY. CORRECTIVE ACTION: FOUND RIGHT ENGINE DRIVEN PUMP DPI LEAKING. REPLACED EDP PRESSURE FILTER DPI, PRESSURE AND CASE DRAIN FILTERS, ACMP PRESSURE AND CASE DRAIN FILTERS. LEAK CHECKED THE SYSTEM.