# SDR AALA2019052209008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 19, 2019
- Submitted: May 30, 2019
- Operation: Air carrier
- Aircraft: [N837AN](https://openairdocs.org/aircraft/N837AN), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 40658
- Aircraft time: 3,289 hours, 347 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Left
- Stage of operation: NR
- 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/AALA2019052209008

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT NOTICED BURNING SMELL FOLLOWED BY PACK MODE LEFT MESSAGE.***SUPPLEMENTAL TO UPDATE SECTION 3, SECTION 4, AND SECTION 5. MAINTENANCE REPLACED LEFT AC PACK PER 21-52-02.*** (CLOSED)

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