What was found
FLT#579, DCA-FLL. 'DURING TOP OF THE DESCENT ELECTRICAL TYPE SMELL PICK UP ENTIRE AIRPLANE. SAME AS THE LAST FLIGHT; FOUND ESSENTIAL BUS CONTACTOR #2, FIN 1PC2 SCORCHED. REPLACED CONTACTOR AS PER REF AMM 24-35-00. GROUND CHECKS ARE GOOD. ACCOMPLISHED TSM 05-50-00-810-831A, TYPE 9 INSPECTION. A/C OK FOR SERVICE.'