# SDR AALA201905019007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2019
- Submitted: May 2, 2019
- Operation: Air carrier
- Aircraft: [N833AW](https://openairdocs.org/aircraft/N833AW), registered now
- Make and model: Airbus A319-132
- Registry model: [Airbus A319-132](https://openairdocs.org/model/airbus-a319-132) (OpenAirDocs)
- Aircraft serial: 1844
- Aircraft time: 53,601 hours, 23,863 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Safety Valve
- Part number: 90241570403
- Part serial: 16170855
- Condition: Unreliable
- Location: Cabin Pressure
- Part time: 25,044 hours, 10,066 cycles
- Stage of operation: UK
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201905019007

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS AIRCRAFT DEPRESSURIZED @ 5000' ON SYS 2 SAFETY VALVE & OUTFLOW BOTH AMBER AFTER DEPRESSURIZATION. MAINTENANCE REPORTS IAW TSM 21-31-00-810-808, REMOVED AND REPLACED SAFETY VALVES (6HL) & (7HL) IAW 21-31-52. OPS CHECK GOOD. SEE SDR # AALA201905029023.

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