# SDR AALA202606141083

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2026
- Submitted: June 14, 2026
- Operation: Air carrier
- Aircraft: [N122US](https://openairdocs.org/aircraft/N122US), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1298
- Aircraft time: 71,250 hours, 36,252 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Apu
- Part number: 38007081
- Part serial: P3736
- Condition: Leaking
- Location: Zone 100 - Fuse
- Part time: 47,272 hours, 22,693 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/AALA202606141083

## Discrepancy

AIRCRAFT WAS GROUNDED: AT GATE AIRCRAFT HAS FOUL DIRTY SOCK SMELL WITH APU BLEED ON. SMELL WENT AWAY WITH BLEED OFF AND PCA AIR ONLY ON. THE FLIGHT CREW REPORTED THAT THE ODOR WAS NOT PRESENT DURING CLIMB OR CRUISE BUT CAME BACK DURING DESCENT.  MAINTENANCE FOUND THE APU WAS LEAKING OIL FROM THE LOAD COMPRESSOR DRAIN LINE AND REPLACED IT PER JOB CARD 26L31049003. A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED.

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