# SDR 9511859753

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 3, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N753NW
- Make and model: Doug DC-9-41
- Registry model: [Doug DC-9-41](https://openairdocs.org/model/douglas-dc-9-41) (OpenAirDocs)
- Aircraft serial: 47117
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 1313082
- Condition: Malfunctioned
- Location: Cabin
- Part time: 11,183 hours
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9511859753

## Discrepancy

LOSS OF AUTO PRESSURIZATION OCCURRED AFTER TAKEOFF.  FOUND CABIN PRESSURE AUTO/MANUAL CIRCUIT BREAKER POPPED.  FOLLOWED COCKPIT OPERATING MANUAL PROCEDURES AND RESET CIRCUIT BREAKER.  REGAINED CABIN PRESSURIZATION THROUGH MANUAL CONTROL.  FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT.  REPLACED PRE-PRESSURE CONTROLLER.  OPERATIONAL CHECK OK AND AIRCRAFT RETURNED TO SERVICE.

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