# SDR AALA20130916007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2013
- Submitted: October 14, 2013
- Operation: Air carrier
- Aircraft: N975TW
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53625
- Aircraft time: 41,238 hours, 19,877 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 21184904
- Condition: Inoperative
- Location: Cabin Pressure
- 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/AALA20130916007

## Discrepancy

DFW CREW REPORTED PRESSURIZATION PROBLEMS DURING CLIMB-OUT.  EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  REPLACED BOTH CABIN PRESSURE CONTROLLERS &  PRESSURIZATION CONTROL PANEL MPN 130590-5.  SYSTEM GROUND CHECKED NORMAL OPERATION CLOSED.

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