As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RECEIVED MASTER CAUTION LIGHT & THEN HYD SYSTEM 3 PRESS LO LIGHTS. LOST 2 GAL HYD FLUID ON SYSTEM 3, STOPPED AT 6 GAL WHEN S/O TURNED PUMPS (SYST 3) OFF. RAN PHASE 1 RED TABS, DECLARED EMERGENCY. GEAR AND FLAPS WERE ALREADY SET AT THE TIME. LANDED UNEVENTFULLY. CRASH CREW REPORTED MASSIVE LEAK AT RIGHT MAIN GEAR TRUCK INSTALLED NEW VALVE PER MM 32-31-06.