# SDR QR9R2024091700001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 2024
- Submitted: September 17, 2024
- 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: 08720749249
- Aircraft time: 4,104 hours
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Ahrs
- Part number: 2615001230460
- Part serial: 17799
- Condition: Warning Light
- Location: Zone 200
- Stage of operation: HO
- How discovered: V
- Nature of condition: F
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R2024091700001

## Discrepancy

AHRS1 WARNING REPLACED PFD AND ND, MAINTENANCE RESET PERFORMED. HOVERED OUT TO DO POWER CHECK AND AHRS1 CAME UP AGAIN. REMOVED AND REPLACED AHRU; MOC SUCCESSFULLY COMPLETED.

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