What was found
VHHH - FLT EIA 208 - ON TAKEOFF, ATC REPORTED LOSS OF COWLING ON NR 4 ENGINE. ALL COCKPIT INDICATIONS NORMAL. DUMPED FUEL AND RETURNED TO HKG. FOUND OTBD CORE COWL AND LOWER HALF OF INBD CORE COWL MISSING. FOUND NR 4 ENGINE DAMAGED DUE TO COWL SEPARATION. FOUND NR 22 VARIABLE CAMBER FLAP LINKAGE DAMAGE. REPLACED NR 4 ENGINE POWER WORKSCOPE. REPLACED DAMAGED VARIABLE CAMBER FLAP LINKAGE. REPLACED INBD AND OTBD CORE COWLS. REF: OPER CNTRL NR EIAA2000045, AND, 20001122SH001 THROUGH 20001122SH004. (X)