# SDR AALA202101159010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2021
- Submitted: January 19, 2021
- Operation: Air carrier
- Aircraft: [N189UW](https://openairdocs.org/aircraft/N189UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1425
- Aircraft time: 65,030 hours, 24,444 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 38007081
- Part serial: P3043
- Condition: Leaking
- Location: Zone 100  Fuse
- Part time: 41,522 hours, 19,590 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202101159010

## Discrepancy

AIRCRAFT WAS GROUNDED.  MUSTY, FOUL ODOR DURING DESCENT AROUND 5,000' TO AFTER LANDING.IN COCKPIT THE ODOR CAME FROM 4 EYEBALL AIR VENTS.  REPLACED APU AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO ODORS NOTED, PER TASK CARDS 26L31049003 AND 26C31046016.

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