# SDR AALA202608177882

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2026
- Submitted: August 17, 2026
- Operation: Air carrier
- Aircraft: [N156AN](https://openairdocs.org/aircraft/N156AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6983
- Aircraft time: 31,207 hours, 12,436 cycles
- System (JASC): [2530 · Buffet/Galleys](https://openairdocs.org/jasc/2530)
- Part: Chiller
- Part number: 2762
- Part serial: 100031
- Condition: Odor
- Location: Zone 900
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202608177882

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AFT CHILLER HAS A LOUD BUZZY NOISE AND AN ELECTRICAL BURNING SMELL - MAINTENANCE REPLACED AFT GALLEY AIR CHILLER UNIT PER AMM 25-34-51 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK

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