What was found
FUEL LEAK FROM THE TOP OF LEFT ENGINE FROM THE FUELING LINES. MAINT TEXT: DURING FUELING OPERATION, FUEL LEAKING FROM PYLON DRAIN AND IMMEDIATELY OUTBOARD OF FWD PYLON AREA ADJACENT TO L/E SLAT. FOUND FUEL LEAKING AT INBD FUELING ADAPTER, TIGHTENED ALL BOLTS AND PRESSURIZED FUEL MANIFOLD, ADDED ADDITIONAL 2000 LBS TO VERIFY NO FURTHER LEAKAGE AT MANIFOLD ADAPTER NOR PYLON DRAIN OF L/E AREA. SECURED PANELS.