What was found
NR 2 ENGINE DEVELOPED A FUEL LEAK. ACFT GROUNDED. REMOVED THE NR 2 ENGINE HMU IAW TC N8473000. REMOVED THE NR 2 ENGINE FUEL PUMP IAW AMM 73-11-11. REMOVED THE NR 2 ENG MAIN OIL HEAT EXCHANGER IAW AMM 79-21-02. REMOVED NR 2 ENGINE SERVO FUEL HEATER IAW AMM 73-11-07. REMOVED THE NR 2 ENGINE FUEL FILTER DIFFERENTAL PRESSURE SWITCH IAW AMM 73-34-01. REINSTALLED THE ENGINE FUEL PUMP, OIL HEAT EXCHANGER, SERVO FUEL HEATER & HMU IAW AMM 73-11-11, 79-21-00, 73-11-07, AND 73-34-01. NR 2 FUEL FILTER DIFFERENTIAL PRESSURE SWITCH REINSTALLED IAW AMM 73-34-01. HMU INSTALLATION T/C N8473001 COMPLETED.