# SDR QR9R2024070800001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2024
- Submitted: July 8, 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: 08720789261
- Aircraft time: 4,466 hours
- System (JASC): [6700 · Rotorcraft Flight Control](https://openairdocs.org/jasc/6700)
- Part: Bellcrank
- Part number: B671M7004102
- Part serial: 1416
- Condition: Ratcheting
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R2024070800001

## Discrepancy

BELLCRANK ASSEMBLY WAS RECEIVED NEW FROM SUPPLY. MAINTENANCE DETECTED BELLCRANK ASSY BEARING WAS RATCHETING AND BINDING EXCESSIVELY.

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