What was found
NR 1 FUME EVENT RETURNED UPON DECENT INTO DENVER, AC WAS GROUNDED. NO CHANGE FROM PREVIOUS EXPERIENCES, PRIOR TO APU MEL. STRONG DIRTY SOCK ODOR. PERFORMED INSPECTION OF APU IN REF TSM 05-50-00-810-831-A, NO ODORS OR SMELLS NOTED AT THIS TIME. DURING WALK AROUND DID NOTE ENG NR 1 SPINNER CONE LEAKING OIL. MX CONTINUED ON LP701407 #2. LP701407 ITEM #2 FOUND ENG #1 SPINNER CONE LEAKING OIL. PERFORMED REPLACEMENT OF THE #1 ENGINE FAN SHAFT COVER SEAL IN REF AMM 72-15-00-960-801-A. T/W F9TAB11302C DD 06/30.2026. IDLE TEST OK, NO LEAKS NOTED AT THIS TIME. A/C OK FOR SERVICE.