What was found
DIRTY SOCK SMELL ON CLIMB OUT AND APPROACH. PERFORMED BOROSCOPE INSPECTION OF COMPRESSOR FLOWPATH EXTENSION FOR FRONT SUMP OIL LEAKAGE. NO DEFECTS NOTED. #1 PERFORMED BACK LIGHT INSPECTION OF ENGINE #1 FOR OIL LEAKAGE. .0 CARBON SEAL, NO FAULT NOTED. PERFORMED BOROSCOPE INSPECTION OF COMPRESSOR FLOW PATH EXTENSION FROM SUMP OIL LEAKAGE. NO DEFECTS NOTED. PERFORMED ISOLATION PROCEDURE. NO FAULT FOUND. REMOVED AND REPLACED #1 ENGINE.