# SDR QR9R2025021000002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2025
- Submitted: February 10, 2025
- 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: 1072176
- Aircraft time: 4,352 hours
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Altimeter
- Part number: 066011530101
- Part serial: KRA405B10469
- Condition: Inoperative
- Location: Nr 1
- Stage of operation: TX
- How discovered: V
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R2025021000002

## Discrepancy

RADAR ALTIMETER INOP DURING START RUN-UP. REMOVED AND REPLACED IAW RADAR ALTIMETER INSTALLATION MANUAL 006-10536-0010. MTF SUCCESSFULLY COMPLETED IAW RFM, NO DEFECTS NOTED.

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