# SDR AALA202406047235

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 2024
- Submitted: June 4, 2024
- Operation: Air carrier
- Aircraft: [N777AN](https://openairdocs.org/aircraft/N777AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29585
- Aircraft time: 95,886 hours, 11,804 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: 81020911
- Condition: Inoperative
- Location: Zone 100
- Stage of operation: IN
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202406047235

## Discrepancy

AIRCRAFT WAS GROUNDED: APU BLOWING SMOKE INTO THE CABIN. MAINTENANCE REPLACED THE AIR CYCLE MACHINE.

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