# SDR WX0A2015010772333

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2015
- Submitted: January 7, 2015
- Operation: Air carrier
- Aircraft: [N873GA](https://openairdocs.org/aircraft/N873GA), registered now
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 49658
- Aircraft time: 68,978 hours, 38,018 cycles
- System (JASC): [2134 · Cabin Pressure Sensor](https://openairdocs.org/jasc/2134)
- Part: Warning System
- Condition: Activated
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2015010772333

## Discrepancy

CABIN ALT WARNING ANNUNCIATOR COME ON DURING CLIMB THROUGH 12000 FEET.  WE DECLARED AN EMER & RETURNED.  QRH PROCEDURES WERE EXECUTED SUCCESSFULLY, LOUD NOISE ON L2 DOOR WAS HEARD BY FLIGHT ATTENDANTS & SOME PAXS.

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