# SDR WX0A2015030972464

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2015
- Submitted: March 9, 2015
- Operation: Air carrier
- Aircraft: N407NV
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53244
- Aircraft time: 53,577 hours, 35,665 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 21171802
- Part serial: 581465
- Condition: Inoperative
- Location: Cabin Pressure
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2015030972464

## Discrepancy

JUST AFTER TAKEOFF PRESSURIZATION TRANSFER LOCKOUT & STANDBY ON LIGHT ILLUMINATED & CABIN WAS NOT PRESSURIZING.  COMPLETED QRH 21.9, COMPLETED FLIGHT ON REMAINING CONTROLLER.  R & R NR ! CABIN PRESS CONTROLLER.  GND OPERATIONS CHECKED GOOD IAW AMM 21-32-03, 21-32-11 & 34-11-00.

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