# SDR AALA202504032221

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 2025
- Submitted: April 3, 2025
- Operation: Air carrier
- Aircraft: [N829AN](https://openairdocs.org/aircraft/N829AN), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 40651
- Aircraft time: 30,290 hours, 3,683 cycles
- Engine: GENX1B74
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Anti-Ice Valve
- Part number: 7011101H02
- Part serial: 4714917
- Condition: Inoperative
- Location: Engine
- Part time: 29,624 hours, 3,526 cycles
- 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/AALA202504032221

## Discrepancy

AIRCRAFT WAS GROUNDED: A/C DIVERTED INTO DFW DUE TO L ENG A/I FAIL. MAINTENANCE REPLACED ENG A/I VLV PERAMM 30-21-08.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.