What was found
FLT#128, MCO-EWR. STRONG ACRIT/METALLIC SMELL NOTED WHILE DESCENDING THROUGH 17,000 FT. PLEASE SEE ATTACHED FORM MX-270; FOLLOW INFO NOTICED 2017-T15K AND BY TSM 05-50-00-810-813-A. FOUND ENG #1 BEING THE SOURCE OF THE SMELL. INSPECTED ENG #1 AND FOUND OIL ON THE INLET CONE IAW TSM 71-00-00-810-801A. REMOVED AND REPLACED LP TURBINE SHAFT BLIND SEAL ON ENG #1 IAW AMM 72-38-11. NO LEAKS NOTED. DECONTAMINATION ACCOMPLISHED IAW AMM 36-10-00615-803. W/ ENG #1 AND #2 BLEED. NO ODOR NOTED IAW AMM 71-00-00.'