# SDR AALA202604209961

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2026
- Submitted: April 20, 2026
- Operation: Air carrier
- Aircraft: [N822AN](https://openairdocs.org/aircraft/N822AN), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 40642
- Aircraft time: 38,070 hours, 4,440 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Failed
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202604209961

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: SMOKE ALARM IN FORWARD CREW REST AREA WITH NO SMOKE INDICATIONS.  OCCURRED IN CONJUNCTION WITH RECIRC FAN STATUS MESSAGE. MAINTENANCE REPLACED RECIRCULITION FAN IAW DMC 787-A-21-25-16.

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