What was found
FLT#706, LAX-SEA. 'DURING DESCENT FROM FL240 A SMELL OF OIL BECAME APPARENT TO BOTH PILOTS AND FWD CABIN F/A'S. THE AFT F/A'S NOTICED IT AT HIGH POWER SETTINGS (AFTER PACK 1 WAS TURNED OFF). SURVEY COMPLETED ( PACKS ); PER ODOR REPORTING FORM CAPT HAD APU BLEED ON AT THE TIME OF THE ODOR EVENT. APU BLEED IS ON MEL FOR ODOR. PERFORMED INFO NOTICE 2017-TO15J C/W PACK DECONTAMINATION. NO ODORS NOTED MDDR CLEARED TSM 05-50-00-810-831-A.'