What was found
MILD VOMMIT SMELL IN COCKPIT DURING APPROACH. TURNED OFF PACK 1 NO HELP. COMPLETED FUME EVENT PROCEDURE AND TURNED OFF BOTH PACKS. MODERATE VOMMIT SMELL IN ENTIRE AIRCRAFT BY THE TIME WE PARKED.-PERFORMED TSM 05-50-00-810-831A & 71-00-00-810-801-A AND FOUND SOURCE OF SMELL TO BE COMING FROM ENG #1 PERFORMED INSPECTION ON THE ENGINE DE-OILER SEALS AND FOUND ENG 1 DE-OILER TO BE DEFECTIVE IAW TSM 71-00-00-810-087-A. PERFORMED ENG 1&2 RUN UP TEST IAW AMM 71-00-00. ISOLATED PACKS 1&2 AND FOUND #1 ENG TO BE SOURCE OF SMELL. A/C REQ NEW DE-OILER SEALS. REF L.P. 2958575-2 FOR CORRECTION.