What was found
LIGHT DIRTY SOCK ODOR IN COCKPIT, CLIMBING OUT OF 10,000 FT. ODOR WENT AWAY OUT OF 18,000 FT. F/A REPORTED NO ODOR. ODOR AGAIN DURING DECENT STARTING AT 13,000 FT. TROUBLESHOT IAW TSM 05-50-00-810-831-A. FOUND THE NR 1 ENGINE DEOILER SEAL LEAKING. R & R DEOILER SEAL IAW AMM 72-60-31. PERFORMED ENGINE RUNS, NO ODOR DETECTED AND NO LEAKS NOTED.