# SDR AALA20160617009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 17, 2016
- Submitted: June 20, 2016
- Operation: Air carrier
- Aircraft: [N815AA](https://openairdocs.org/aircraft/N815AA), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 40633
- Aircraft time: 266 hours, 32 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: CL
- 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/AALA20160617009

## Discrepancy

AIRCRAFT WAS NOT GROUNDED. AIR INTERRUPT, EMERGENCY DECLARED, LANDING UNEVENTFUL.  AIRCRAFT OVERWEIGHT.  DURING CLIMB THROUGH APPROXIMATELY 22,000 FT RECEIVED AN OUTFLOW VALVE AFT MESSAGE.  MAINTENANCE ACCOMPLISHED CABIN PRESSURE CONTROL SYSTEM TEST IAW DMC 787-A-21-31-00-03A-320A-A AND MANUAL MODE CONTROL TEST IAW DMC 787-A-21-31-00-02B-320A-A WITH NO FAULTS FOUND.  SYSTEM CHECKS NORMAL.

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