What was found
FUME EVENT DURING DECENT STRONG ODOR FROM 6000 FEET TO 900' FEET. FOUND BOTH DEOILER SEALS LEAKING ON ENG 1 AND ENG 2 . REMOVED AND REPLACED DE-OILER SEALS ON ENG 1 AND ENG 2 IAW AMM 72-60-31 PER CABIN ODOR OR SMOKE REPORTING SHEET THE ABOVE ITEM WAS ACCOMPLISHED TSM 71-00-00-810-801-A. LEAK CHECK ENG NR 1 & NR 2 DE-OILER NO LEAK NOTED. PER AMM 72-60-31. ACCOMPLISHED CLEANING THE ENVIRONMENTAL CONTROL SYSTEM WITH BOTH ENG. PER AMM 21-00-00 NO DIRTY SOCK SMELL NOTED. ENGINES OK FOR BACK TO SERVICE.