# SDR QR9R2023061300001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 13, 2023
- Submitted: June 13, 2023
- Operation: General aviation
- Filed by: [M1 Support Services, repair station QR9R369D](https://openairdocs.org/faa-repair-station/QR9R369D/m1-support-services.md) (OpenAirDocs)
- Make and model: Bolkms BK117C2
- Aircraft serial: 15723939773
- Aircraft time: 3,308 hours
- System (JASC): [6700 · Rotorcraft Flight Control](https://openairdocs.org/jasc/6700)
- Part: Actuator
- Part number: 41800876400
- Part serial: 710376
- Condition: Warning Message
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R2023061300001

## Discrepancy

DURING MAINTENANCE TEST FLIGHT, ACTUATOR LIGHT CAME ON CAD ALONG WITH AMBER Y ON PFD. MASTER CAUTIONS ILLUMINATED, NO GONG DETECTED. ON STATUS PAGE UNDER AFCS SUBSYS, YAWEMA INVALID MESSAGE APPEARED. REMOVED AND REPLACED SEMA ACTUATOR.

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