# SDR ABXA020307

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2002
- Submitted: November 14, 2002
- Operation: Air carrier
- Aircraft: N952AX
- Make and model: Doug DC-9-41
- Registry model: [Doug DC-9-41](https://openairdocs.org/model/douglas-dc-9-41) (OpenAirDocs)
- Aircraft serial: 47615
- Aircraft time: 49,795 hours, 43,191 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Controller
- Part number: 2586689211ABX1
- Part serial: 0190958
- Condition: Malfunctioned
- Location: Autopilot
- Part time: 703 hours, 250 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA020307

## Discrepancy

ELEVATOR OSCILLATES VIOLENTLY WHEN AUTO PILOT WAS ENGAGED.  COULD NOT DUPLICATE. REPLACED THE AUTO PILOT CONTROLLER IAW DC9 M.M. 22-10-00-5. AUTO PILOT SYSTEM OPS CHECK GOOD.

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