# SDR ASAA2023081844675

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2023
- Submitted: August 21, 2023
- Operation: Air carrier
- Aircraft: [N448AS](https://openairdocs.org/aircraft/N448AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36356
- Aircraft time: 26,468 hours, 8,267 cycles
- System (JASC): [3000 · Ice/Rain Protection System](https://openairdocs.org/jasc/3000)
- Part: Aoa
- Part number: 0861FL1
- Part serial: 25995
- Condition: Faulty
- Location: Fwd Lh Ext Fusel
- Part time: 774 hours, 222 cycles
- Stage of operation: TX
- How discovered: V
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023081844675

## Discrepancy

RIGHT ALPHA VANE LIGHT AFTER ENGINE START. GROUNDED - YES. REMOVED AND REPLACED RAOA PULLED AND COLLARD C/B'S IN REF WITH AMM 34-21-05-400-801. CLOSED ALL C/B"S PERFORMED ALL REQUIRED TEST SUCCESSFULLY. OPS TEST GOOD.

---
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.