# SDR DLM88002202

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2000
- Submitted: November 21, 2000
- Operation: Air carrier
- Aircraft: N996DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53363
- Aircraft time: 24,928 hours, 19,611 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Condition: Failed
- Location: Cabin Pressure
- Stage of operation: CL
- How discovered: O
- Nature of condition: G
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88002202

## Discrepancy

ON TAKEOFF BOTH AUTO PRESSURIZATION CONTROLLERS FAILED.  CONTROLLERS FAULTED A/C MOTORS.  REPLACED TRANSMISSION AND MOTOR ASSY ON OUTFLOW VALVE.  VERIFICATION BITE OF NR 1 AND 2 CONTROLLERS THEN SHOWED NO FAULT.

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