What was found
FUEL LEAK FROM NR 1 ENGINE, FUEL DRIPPING FROM FAN COWL ON ARRIVAL. ACFT GROUNDED. ALTERNATE DEACTIVATION PROCEDURES USED PER MPM CHAPTER 5 TABLE 3 ITEM 9. FOUND FUEL PRESENT ON LINE COMING FROM OUT OF FUEL PUMP, LINE WET UNDER CLAMP, CLEANED AREA, IDLE RAN ENGINE. NO LEAKS OBSERVED. RAN ENGINE ABOVE 80% N1, FOUND FUEL LEAKING FROM FUEL OUT TUBE AT THE FUEL OIL HEAT EXCHANGER FOR IDG. REMOVED AND REPLACED THE NR 1 ENGINE FUEL LINE FROM FUEL OUT TUBE AT THE FUEL OIL HEAT EXCHANGER AND IDG OIL COOLER IAW AMM 73-11-06-400-801-F00, STEP 3F.(2)(E), AND AMM 73-11-01-400-801-F00, STEPS 3.H(11) (O)1). GROUND RAN ENGS ABOVE 80% N1 AGAIN NO LEAKS NOTED.