What was found
ON CLIMBOUT & DESCENT WE OBSERVED A VERY STRONG FUME ODOR (DIRTY SOCK SMELL). CARRIED OUT CHAPTER 5 CONDITIONAL INSPECTION FOR FUMES IN THE CABIN, PER AMM 05-51-56. FUMES SMELL DETERMINED TO BE COMING FROM RT ENGINE. REMOVED AND REPLACED NR 2 ENGINE ASSEMBLY, PER ATLAS AIR TASK CARD A-71-909-02-01.