# SDR CA970114028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Engine: Pwa JT8D7A
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 21011403
- Condition: Failed
- Location: Nr 1 Pressure
- Stage of operation: CR
- Nature of condition: O
- Precautionary procedure: B, G
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA970114028

## Discrepancy

(CAN) LOSS OF PRESSURIZATION AT 12,600 FT. CABIN OVER 10,000 FT. OXYGEN MASKS DEPLOYED. BITE CHECK CARRIED OUT AND SHOWED #1 CONTROLLER AT FAULT. BOTH AUTO PRESSURIZATION CONTROLLERS CHANGED AND OPERATIONALLY CHECKED SERVICEABLE.

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