# SDR QR9R20210622002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2021
- Submitted: June 22, 2021
- Operation: General aviation
- Filed by: [M1 Support Services, repair station QR9R369D](https://openairdocs.org/faa-repair-station/QR9R369D/m1-support-services.md) (OpenAirDocs)
- Aircraft: [N991AE](https://openairdocs.org/aircraft/N991AE), registered now
- Make and model: Bolkms BK117C2
- Aircraft serial: 9430
- Aircraft time: 2,391 hours
- System (JASC): [2200 · Auto Flight System](https://openairdocs.org/jasc/2200)
- Part: Autopilot Sys
- Condition: No Test
- Stage of operation: TX
- How discovered: V
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R20210622002

## Discrepancy

DURING RUN-UP AUTO PILOT FAILED TEST. TEST FLIGHT EVALUATION REVEALED AIRCRAFT FAILED AP TEST WITH ACTUATOR/YAW SAS/BACKUP SAS CAUTIONS ON CAD.

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