What was found
ABNORMAL ACFT VIBRATION AFTER TAKEOFF. ACFT REQUIRED SUBSTANTIAL RT AILERON TO MAINTAIN WINGS LEVEL. RETURNED TO LAL. POST FLT REVEALED NR 1 ENG COWL UNLATCHED INFLT. ACFT INSPECTED & REPAIRED EXCEPT FOR NR 42 & 43. COMPONENTS REPLACED: NR 2 FUEL HOSE, NR 3 HYD PUMP DRAIN LINE, NR 4 IDG DRAIN LINE, NR 5 HYD PRESSURE HOSE, NR 6 STARTER DUCT SUPPORT LINK, NR 7 INBD T/R PORT CAP, NR 8 J5 HARNESS, NR 9 LOWER FANCASE DETECTION ASSY, NR 10 LT FAN COWL, NR 11 RT FAN COWL, NR 13 THUMBNAIL FAIRING, NR 19 INLET COWL, NR 20 HFEC PERFORMED ON COWL ATTACHMENT FITTINGS, NR 21 OTBD FANCOWL ATTACHMENT FITTING, NR 51 REPLACED EEC.