What was found
10 MINUTES AFTER DEPARTURE , A MUSTY ODOR WAS DETECTED IN THE COCKPIT AND IN THE FWD CABIN BY THE FLIGHT ATTENDANTS . COM PROCEDURE FOLLOWED AND ARE 5 HRT, NR 1 PACK OFF. ODOR DISIPATED SOON AFTER . APU WAS USED FOR ABOUT 5 MINUTES AFTER DEPARTURE. PERFORMED INSPECTION ON BOTH ENGINES IAW TSM 71-00-00-710-801-A, FOUND BOTH DEOILER OVERBOARD VENTS WITH OIL LEAKING . R & R BOTH DEOILER CARBON SEALS IAW AMM 72-60-31, REPLACED BOTH ENG MATING RING'S IAW AMM 72-60-29, NO OTHER ISSUES FOUND. PERFORMED CLEANING OF THE ENVIROMENTAL CONTROLSYSTEM IAW AMM 21-00-00, RAN BOTH ENG. WITH BLEED , PACKS ON NO MUSTY FUME SMALL AT THIS TIME . A/C OK FOR CONTINUED SVC