What was found
AIRCRAFT IN BAST VISIT: MAINTENANCE REPORTS WHILE PERFORMING CONFIDENCE CHECK OF #1 ENGINE FIRE LOOPS WITH ENGINE RUNNING, OBSERVED CONTINUOUS FUEL LEAK COMING FROM DRAIN MAST WHEN ENGINE WAS TAKEN TO POWER, DID NOT LEAK AT IDLE. MAINTENANCEREMOVED AND REPLACED #1 ENG FUEL PUMP ASSY IAW AMM 73-11-10-400-003-A6. ACC'D SAT FADEC TEST, IDLE, AND 80% N1 RUN FOR 5 MINUTES. NO LEAKS