What was found
CONTROL FAULT AFTER SELECTING FLAPS 45. REMOVED AND REPLACED LEFT NACELLE FLAP ACTUATOR AND RIGHT NACELLE FLAP ACTUATOR IAW MM 27-50-00. REMOVED AND REPLACED ANNUNCIATOR ASSY IAW 27-50-08; REPLACED FCU IAW MM 27-50-06. OPERATIONAL CHECK GOOD IAW 27-50-00 PN OFF 308200-1007, SN OFF 0353 PN OFF 306900-1005, SN OFF 0108, PN OFF 307500-1001, SN OFF 0215.