SDR DALA2026090304988

Service difficulty report · O-Ring · Airbus A321271NX

Difficulty date: September 2, 2026
Submitted: September 4, 2026
Operation: Air carrier
Aircraft: N543DE
Make and model: Airbus A321271NX
Aircraft serial: 11553
Aircraft time: 12,952 hours, 3,160 cycles
Engine: Iae PW1133GAJM
System (JASC): 7261 · Turbine Engine Oil System
Part: O-Ring
Condition: Leaking
Location: Fan Cover
Stage of operation: DE
How discovered: O
Nature of condition: K, B
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FUMES REPORTED, DIRTY SOCK ODOR AT TOP OF DESCENT THROUGH LANDING. DETECTED BY FLIGHT ATTENDANTS. FOUND FAN SHAFT COVER ON NR 2 ENGINE LEAKING., REPLACED O-RING & LEAK CHECKED IAW AMM 72-15-00-960-801-A. NO LEAKS FOUND. PERFORMED LEVEL B DECONTAMINATION IAW W/C 7100-2018-02. (LP 8547458, 1789586 - AIRCRAFT WAS GROUNDED)

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