As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
G RSVR LOW LEVEL MESSAGE. ALTERNATE GEAR EXTENSION DUE TO LOSS OF GREEN HYD FOUND PRESSURE LINE OF THE NR 1 ENG HCU HAD A PIN HOLE LEAK. REPLACED LINE, CASE DRAIN FILTER AND ENGINE DRIVEN PUMP. OPS AND LEAK CHECKS GOOD. RESET ALT GEAR EXT HANDLE AFTER REPAIRS TO HYD SYS ACCOMPLISHED.