As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LANDING GEAR EXTENSION HYDRAULIC SYSTEM-A DROPPED TO ZERO PRESSURE AND ZERO QUANTITY. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED BOTH A-SYSTEM ENGINE HYDRAULIC PUMPS, SYSTEM FILTERS AND RIGHT GEAR DOOR OPEN HYDRAULIC LINE. OPERATIONAL CHECK OF SYSTEM OK.