# SDR HALA9800078

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N420EA](https://openairdocs.org/aircraft/N420EA), registered now
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 47689
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 10256852
- Condition: Failed
- Location: Cockpit
- Stage of operation: TO
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA9800078

## Discrepancy

OGG - FLT 533 - LOG PAGE A142518.  DURING LIFT-OFF AND EXTENSION OF NOSE GEAR, THE CABIN PRESSURE DESCENDS MORE THAN 1,500 FPM.  REPLACED CABIN PRESSURE CONTROLLER.  (X)

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