# SDR AALA202205051283

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 2022
- Submitted: May 5, 2022
- Operation: Air carrier
- Aircraft: [N137AA](https://openairdocs.org/aircraft/N137AA), registered now
- Make and model: Airbus A300*
- Aircraft serial: 6647
- Aircraft time: 20,178 hours, 7,722 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: None
- Part number: VFT300B00
- Part serial: 042606944
- Condition: None
- Location: Zone 100 - Fuse
- Part time: 9,415 hours, 3,729 cycles
- Stage of operation: CL
- How discovered: V
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202205051283

## Discrepancy

AIRCRAFT WAS GROUNDED; "VENT AVNCS SYS FAULT" ECAM MESSAGE CAME ON. LEVELED OFF AT 10,000 FEET, DECLARED AN EMERGENCY AND RETURNED TO BOS LANDING SAFELY. REPLACED SKIN AIR OUTLET VALVE PER AMM 21-26-53, ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.

---
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.