What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: FLAPS FAILED TO EXTEND IN PRIMARY AND ALTERNATE MODE. AIRCRAFT DIVERTED AND LANDED SAFELY AT IAD WITHOUT FURTHER INCIDENT. **SUPPLEMENTAL REPORT FOR (AALA202311163716): REMOVE AND REPLACED NUMBER 1 FLAP TRANSMITTER PER AMM 27-58-01-401 (AALA202311163716). REMOVE AND REPLACED FLAP INDICATOR PER AMM 27-58-02-401 (AALA202311176812). REMOVE AND REPLACED FLAP SLAT ELECTRONICS UNIT (FSCU) AMM 27-51-01-401 (AALA202311173103).**(CLOSED).