What was found
DURING APROACH, THE FLIGHT CREW REPORTED THE GREEN HYDRAULIC SYSTEM PRESSURE WAS LOW AND DECLARED AN EMERGENCY. A FLAPS FAULT WAS RECIEVED AFTER LOWERING THE GEARS AND ATTEMPTING TO LOWER THE FLAPS. THE AIRCRAFT LANDED WITH THE FLAPS AT 0 SAFELY. THE TOWER REPORTED SMOKE SEEN FROM THE LEFT MAIN GEAR AND THE AIRCRAFT WAS TOWED TO THE GATE. AIRCRAFT GROUNDED. MAINTENANCE FOUND THE GREEN SYSTEM HYDRAULIC LINE BEHIND THE #2 FLAP DRIVE MOTOR CHAFFED AND REPAIRED IT PER AMM 20-23-11-300-004-A. A SATISFACTORY LEAK CHECK WAS ACCOMPLISHED.