# SDR AALA202408093351

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2024
- Submitted: August 9, 2024
- Operation: Air carrier
- Aircraft: [N771AN](https://openairdocs.org/aircraft/N771AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29579
- Aircraft time: 98,274 hours, 12,923 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Shutoff Valve
- Condition: Inoperative
- Location: Cabin Air
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202408093351

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: 21-20A MCDR SHUTOFF VALVE - NO FLOW LIGHT ILLUMINATED "SUPPLY AIRFLOW OFF" RESET NO HELP. MID FLT ATTENDANT CREW REST. DECESION WAS MADE TO DIVERT TO LAX. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)

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