# SDR QR9R20210921001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2021
- Submitted: September 21, 2021
- 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: 10721729422
- Aircraft time: 2,459 hours
- System (JASC): [6730 · Rotorcraft Servo System](https://openairdocs.org/jasc/6730)
- Part: Actuator
- Part number: B673M40A1001
- Part serial: 00569
- Condition: Out Of Tolerance
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R20210921001

## Discrepancy

T/R ACTUATOR INPUT LEVER BEARING WORN PAST TOLERANCE OF .6 MM. MEASURES .762 MM RADIAL PLAY. MAINTENANCE REPLACED T/R ACTUATOR IAW AMM 67-34-00, 4-1. OPS CHECK COMPLETED OK IAW 05-60-00, 6-1.

*NOT FOUND IN AIRCRAFT INQUIRY

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