What was found
FLT#169, BDL-FLL. 'PASSING 8000FT IN DESCENT BURNED OIL/ DIRT SOCK ODOR OBSQUED CABIN AND COCKPIT THROUGHOUT; PER AMM 49-00-00-20-811-A, INSPECTED APU, REF LP 3474347, ITEM 2 (PERFORMED APU BORESCOPE INSPECTION ON LOAD COMPRESSOR, ENGINE COMPRESSOR AND DIFFUSER AREAS FOR INTERNAL OIL LEAKS, NO LEAKS NOTED, IAW AMM 49-20-00-200-003-A) FOR QC INSPECTION RESULTS, ALSO FOUND APU DIRTY INTERNALLY. REF LP 3474348, ITEM 1 FOR APU DEFERRAL. PER AMM 21-00-00-615-803-B PERFORMED LEVEL B ECS DECONTAMINATION, REPLACED RECIRCULATION FILTERS, AND PERFORMED OPS CHECK. NO ODOR WAS NOTED AT THIS TIME. A/C OK FOR SERVICE. COMPLIED WITH INFO NOTICE 2017-T015 SECTION B2.'