# SDR DALA2026052903262

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2026
- Submitted: May 29, 2026
- Operation: Air carrier
- Aircraft: [N532DN](https://openairdocs.org/aircraft/N532DN), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 11279
- Aircraft time: 13,251 hours, 3,271 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil System
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026052903262

## Discrepancy

DESCENDING THRU 18000FT MSL STRONG DIRTY SOCK SMELL. ENG OIL SMELL WHILE DESCENT SO MASKED WERE WORN FROM 17800 TO AT GATE STILL SMELLED AFTER PULLED IN GATE AND ENG SHUTDOWN WAS ONLY IN COCKPIT.   FOUND OIL WETTING UNDER NUM 1 ENG SPINNER. PERF W/C 7100-2018-1. CLEANED OIL WETTING AND RAN NUMBER 1 ENGINE. UTILIZED P-TRAK INITIAL RESULTS SENT TO MCC. PERF LEVEL B DECONT OF ECS PER AMM 21-00-00-615-803-A USING ENGINE. REPLACED BOTH RECIRC FILTER. (LP 8186162 - AIRCRAFT WAS GROUNDED)

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