What was found
STARTED LEFT ENGINE ALL NORMAL. STARTED RT ENGINE, ALL NORMAL LEFT ENG ROLLED BACK, SHUTDOWN, VISUALLY INSPECTED THE NR 1 ENG INLET AND EXHAUST, INTERROGATED EPCS AND EICAS, NO FAULTS OR DEFECTS NOTED. PERFORMED FIM TASK 73-21-00-815-802-P00, PERFORMED FUEL PUMP PRESSURE CHECK 4 ON NR 1 ENGINE IAW FIM TASK. REMOVED AND REPLACED NR 1 ENGINE FUEL PUMP FILTER. IAW MM 73-11-02 PERFORMED WIRING CHECK ON LEFT EEC TO PMA USING FIM 73-21- NO FAULT MESSAGES SHOWN. INSPECTED FILTER AND FOUND NO DEBRIS. 00-815-802-POO STEP 8. NO FAULT FOUND. PERFORMED STEP 9 OPEN CIR THE FIM FUEL PUMP FILTER REQUIRES LEAK CHECK PER POWER PLANT TABLE. CUIT CHECK PER SAME FIM ABOVE WITHOUT ANY FAULT. IAW MM 71-00-00/501. R & R RELAYS K10523 & K10124 PER WDM 73-21-32 & 76-11-11. OPS CK GOOD.