# SDR QR9R20220422001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2022
- Submitted: April 22, 2022
- 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: 15723709749
- Aircraft time: 2,569 hours
- System (JASC): [6340 · Rotor Drive Indicating System](https://openairdocs.org/jasc/6340)
- Part: None
- Part number: ZRB26300
- Part serial: 1302
- Condition: Pressure Loss
- Stage of operation: TO
- How discovered: V
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R20220422001

## Discrepancy

START ABORTED DUE TO TRANSMISSION OIL PRESSURE WAS AT 0.0 BARS AFTER STARTING #1 ENGINE. REMOVED AND INSTALLED NEW PRESSURE TRANSDUCER IAW 63-41-00, 4-4. TEST FLIGHT SUCCESSFULLY COMPLETED.

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