As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOTICED A FOUL ODOR COMING FROM AFT GALLEY AND LAST ROWS.THE ODOR WENT AWAY AND CAME BACK. PERFORMED TROUBLESHOOTING IAW TSM 05-50-00-810-831-A. RAN PACKS NR 1 AND 2 COULD NOT DUPLICATE THE ODOR ON THE GROUND. PERFORMED BORESCOPE ON THE NR 1 ENGINE HPC STAGE 1 AND 2 AND BOOSTER. NO OIL WETTING PRESENT. PERFORMED MINIMUM IDLE LEAK CHECK WITH PACKS ON, NO LEAKS NOTED. TSM 71-00-00-810-802A THRU STEP 4A(4).