What was found
FLT#1927, EWR-MCO. 'MODERATE TO STRONG MUSTY DIRTY SOCK ODOR BELOW 10000FT TIL LANDING. ODOR STRONGEST IN COCKPIT BUT ALSO PERCEIVED IN CABIN. TURNED PACKS OFF AFTER LANDING; INSPECTION OF THE '' APU '' UPON ODOR IN THE CABIN ; COMPLIED WITH INFORMATION NOTICE 2017-T015, SECTION A, ISOLATED FAULT TO TYPE ( A ) , 1, C PER TSM 05-50-00-810-085-B / TSM 05-50-00-810-085-D . AIRCRAFT IS OK FOR ESRVICE.'