What was found
FLT# 1799 ORF- FLL ODOR EVENT AT AROUND 10, 000FT. CREW REPORT SMELL OF DIRTY SOCK AFTER LANDING, SMELL WAS ALL THROUGH THE CABIN.; C/W INFO NOTICE .2017-T015 L. DETERMINED APU IS AT FAULT AND WAS PLACED ON MEL. PERFORMED LEVEL "A" DECONTAMINATION REF AMM 21-00-00-615-802-A. REPLACED RECIR FAN FILTERS AS PRECAUTIONARY REF AMM 21-21-41. ODOR NO LONGER PRESENT. A/C OK FOR SVC ."