# SDR QR9R2026090300001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2026
- Submitted: September 3, 2026
- 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: 9692
- Aircraft time: 5,304 hours
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Transceiver
- Part number: 4000155255111
- Part serial: 59856
- Condition: Faulty
- Location: Comm Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R2026090300001

## Discrepancy

DURING FLIGHT, #4 RADIO COULD RECEIVE BUT WAS INTERMITTENT ON TRANSMIT. REMOVED AND REPLACED TRANSCEIVER IAW CMM BK 117 C-2 COM/NAV MM.

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