# SDR USAA2010090391892

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2010
- Submitted: September 3, 2010
- Operation: Air carrier
- Aircraft: [N524UW](https://openairdocs.org/aircraft/N524UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3977
- Aircraft time: 4,815 hours, 1,420 cycles
- System (JASC): [5240 · Service Doors](https://openairdocs.org/jasc/5240)
- Part: Schrader Valve
- Part number: MS288892
- Condition: Defective
- Location: R2 Door
- Stage of operation: NR
- 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/USAA2010090391892

## Discrepancy

FLT 401 - SFO - EES - CIDS INDICATES DOOR 2R OPEN (LOW PRESS) DURING DESCENT.  MAINTENANCE INSTALLED SCHRADER VALVE AND CHARGED 2R EMERGENCY OPERATION CYLINDER.

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