As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)ON DESCENT, THROUGH 10,000 FEET, COMPLETE LOSS OF #2 HYDRAULIC SYSTEM. ALTERNATE GEAR EXTENSION CARRIED OUT. AND AIRCRAFT LANDED OK. 'O' RING BETWEEN STEERING MANIFOLD AND CHECK VALVE FOUND LEAKING. # 2 ENGINE DRIVEN PUMP ALSO REPLACED BECAUSE SYSTEM HAD RUN DRY.