What was found
FLT#1229, EWR-CUN. 'FA COMPLAINED OF OIL ODOR FROM PACKS PASSING 10,000 ON CLIMB & DESCENT ( APU SYSTEM ); IAW WO 1178771 MDDR 473536 (TSI). REPLACED HEPA FILTERS IAW AMM 21-21-41. PERFORMED LEAK CHECK OF APU IAW AMM 49-00-00-200-812-A. ALL OPS CHECKS ARE GOOD. A/C OK FOR CONTINUED SERVICE. THIS CLEARS MDDR. MX-4 UPDATED. PLACARD REMOVED. '