As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT CREW REPORTED GREEN HYD QTY LOW IN CRUISE. PERFORMED LANDING GRAVITY EXTENSION PER FOM VOL II. REPLACED NR 1 ENGINE T/R ISOLATION VALVE PRESSURE HYDRAULIC LINE. PERFORMED OPS AND LEAK CHECK IAW 8-37-51-PB-401. CHECKED GOOD. RESET FREE FALL EXTENSION HANDLE AND STOWED GEAR DOORS IAW AMM 32-33-00-720-001.