As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYD G RSVR LO LVL. AIRCRAFT WAS GROUNDED DUE TO THIS DISCREPANCY. REMOVED AND REPLACED NR 1 ENG PRESSURE/SUCTION/RETURN LINE, REF AMM 29-11-49 PB401. NO LEAKS AT THIS TIME. OK TO CONTINUE. OPS CHECK GOOD. DUE TO LANDING GRAVITY EXTENSION MX PERFORMED LANDING GEAR BACK TO NORMAL TEST AFTER FREE FALL EXTENSION, REF AMM 32-00-00-860-003-A.