What was found
WHILE PERFORMING ASA T/C 31-005-00 FOUND SMT LONG TIME FAULT ENG 2 EEC C2. GROUNDED - YES. INITIAL EVAL, OBMF- EXISTING FDE, #2 ENG HAS SMT "ACTIVE." SMT FAULTS PRESENT ON SMT MENU PAGE, ERASED FAULTS. PERFORMED B737-9 IFIM G73-10-00-810-804 FOR ENG 2 EEC C2 LONG TIME SMT MTX MSG. THERE WERE SEVERAL EEC CH B FAULTS IN FAULT HISTORY ONLY ON LEG 18: TRA 73-44144, T12 73-43744, T25 73-43784, PMV 73-43254, SBV/BAI 75-43584, TEO 79-44070, TBV 75-43944, MTC 73-42794, EEC CH B INTERNAL 77-09004; ALL AT CRUISE PHASE. NO OTHER LEGS IN HISTORY HAVE THESE FAULTS. SUSPECT MOMENTARY CYCLE OR RESET OF THE EEC CH B IN FLIGHT ON LEG 18. PER FIM, HAD QUALIFIED TECH RUN #2 ENG - TEST 32. FAULTS NO LONGER PRESENT IN EXISTING FDE OR FAULT HISTORY LEG 0/1. THIS CLEARS LONG TIME PLT FOR SMT ENG 2 EEC C2.