What was found
FLT#448, LAS-JFK. 'ODOR NOTICED BY THE # 1 ON DESCENT (12,000) IN THE AFT GALLEY, PERFORMED ODOR ISOLATION GAIDANCE IN THE FCOM. ODOR WAS TEMPORARY. FLIGHT ATTENDANT DID NOT NOTICE IT ANYMORE ONCE PACK 2 WAS TURNED OFF. SMELL WAS DESCRIBED AS BURNT RUBBER SMELL; PERFORMED DETAILED VISUAL INSPECTION OF APU COMPARTMENT IAW AMM 49-13-00. CIMPLIED WITH INFORMATION NOTICE 2017-T015, SECTION A.MISOLATED FAULT TO TYPE 10 MISCELLANEOUS ODOR. PERFORMED LEVEL A DECONTAMINATION OF A/C PACK SYSTEMS PER TSM 05-50-00-810-085B/ TSM 05-50-00-810-085D. NO EVIDENCE OF OIL FOUND. A/C OK FOR CONT SVC.'