What was found
FLT 1045, EWR-SAN. INFLIGHT REPORTED DIRTY SOCK SMELL DESCENDING THRU 10,000FT NO SMELL APPARENT IN COCKPIT; DURING ODOR INSPECTION FOUND #1 PACK PUTTING OUT OIL SMELL ( PACKS ). ACCOMPLISHED ECS DECONTAMINATION IAW AMM: 21-00-00. PACK #1 AIR QUALITY OK. MEL CLEARED, MX-4 UPDATED, MCC NOTIFIED, PLACARD REMOVED. COMPLIED WITH I.N. 2017-T015 SECTION B1. AC IS OK FOR SERVICE- SEE THIS LOG PAGE ITEM #2 AND NEXT LOG PAGE FOR FINDINGS (ITEM #1)