What was found
FLT # 7, JFK-LHR. PRIOR TO DEPARTURE ENGINE 2 FIRE LOOP A FAULT ( ENGINE FIRE DETECTION SYSTEMS 1) LOOP A ) ; REF TSM 26-12-00-810-805. INSPECTED FDU #2 LOOP A CONNECTOR, AS WELL AS PYLON, FAN, CORE LOOP A CONNECTOR WITH NO FINDING, FAULT, DID NOT CLEAR PLACED ON MEL 26-12-01-A CAT C MX-4 UPDATED MCC MARIO NOTIFIED PLAACRD INSTALLED FOUND/RAIL ENG #2 AGB LOOPA @FAULT R +R IAW AMM 26-12-17. MSG CLEARED OPS TEST GOOD MDDR CLEARED, PLACARD REMOVED, UPDATED MX 4 UPDATED.