As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) GREEN HYDRAULIC LEVEL LOW. AFTER GRAVITY EXTENSION LOST GREEN HYDRAULIC SYSTEM. MAINTENANCE INVESTIGATION REVEALED HYDRAULIC FEED LINE PERFORATED AT FEED LINE TO ENGINE HYDRAULIC PUMP BETWEEN PYLON AND ENGINE. HYDRAULIC PRESSURE LINE ON #1 ENGINE DRIVEN PUMP REPLACED. SYSTEM FLUID REPLACED AND LEAK CHECKED.