What was found
AIRCRAFT WAS GROUNDED: INBOUND FLIGHT ATTENDANT REPORTED A FUMES EVENT DURING TAKE OFF, CLIMB AND LANDING. MAINTENANCE HAS ISOLATED THE SOURCE OF THE ODOR TO THE APU. **ORIGINAL REPORT WAS AALA202205040261** MAINTENANCE FOUND THE APU OIL COOLING FAN LEAKING OIL AND REPLACED IT PER AMM 49-52-51. MAINTENANCE ALSO FOUND APU OIL COOLING FAN TRANSFER TUBES LEAKING OIL AND REPLACED THE O-RINGS AS REQUIRED. (AALA202205190436) A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED. NOTE: THE ITEMS REPLACED ON THIS REPORT ALSO CORRECTED ANOTHER ODOR EVENT THAT WAS REPORTED ON AALA202204272251.