What was found
DURING INITIAL CLIMB, FLIGHT ATTENDANT REPORTED FOUL SMELL IN AFT GALLEY. CLOSED PACK 2 AND CROSSBLEED. ODOR CAME BACK DURING CRUISE, PERFORMED AIR PACK 1 + 2 FAULT PROCEDURE, DECLARED EMERGENCY AND LANDED. ACCOMPLISHED TSM 05-50-00-810-831. FOUND NR 2 ENG DEOILER SEAL LEAKING. R&R NR 2 ENG DEOILER SEAL IAW AMM 72-60-31. OPS CHECK/LEAK CHECK GOOD. NO ODOR PRESENT AT THIS TIME. R&R BOTH RESIRC FILTERS IAW AMM 21-21-41. A/C OK FOR SERVICE.