As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6812 AFTER ENGINE START DIRTY SOCK VINEGAR SMELL THAT DISSIPATED DURING FIRST 30 MIN OF FLIGHT, INTERMITTENT SMELL AT CRUISE SEEMED TO CLEAR UPNO SMOKE VISIBLE AT ANY TIME. CORRECTIVE ACTION: #2 ENGINE WAS REPLACED SEE LOGS 0761629 AND 0762022. (6924590)