What was found
SMELL OF BURNED OIL COMING THOUGH BLEED AIR SYS. SMELL REMAINS WITH NR1 BLEED OFF. OCCURS ON TAKEOFF AND LASTS ABOUT 5 MIN. REPLACED THE NR1 ENGINE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SMELL OF BURNED OIL COMING THOUGH BLEED AIR SYS. SMELL REMAINS WITH NR1 BLEED OFF. OCCURS ON TAKEOFF AND LASTS ABOUT 5 MIN. REPLACED THE NR1 ENGINE.