# SDR TWAA0009301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 12, 2000
- Submitted: June 14, 2000
- Operation: Air carrier
- Aircraft: N985Z
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47491
- Aircraft time: 71,566 hours, 79,904 cycles
- System (JASC): [2200 · Auto Flight System](https://openairdocs.org/jasc/2200)
- Part: Afcs
- Condition: Malfunctioned
- Location: Autopilot
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TWAA0009301

## Discrepancy

CREW REPORTED UNCOMMANDED PITCH CHANGES IN FLIGHT WITH AUTOPILOT NOT ENGAGED.  CHECK-C 12-23-99 MCI.

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