# SDR CNMA20261007001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 5, 2026
- Submitted: October 7, 2026
- Operation: Air carrier
- Aircraft: [N819AX](https://openairdocs.org/aircraft/N819AX), registered now
- Make and model: Boeing 777-2U8
- Registry model: [Boeing 777-2U8](https://openairdocs.org/model/boeing-777-2u8) (OpenAirDocs)
- Aircraft serial: 33681
- Aircraft time: 66,551 hours, 11,846 cycles
- System (JASC): [3443 · Doppler System](https://openairdocs.org/jasc/3443)
- Part: Drive Unit
- Part number: 20414440402
- Part serial: 6773
- Condition: Inoperative
- Location: Wx Radar
- Part time: 4,067 hours, 768 cycles
- Stage of operation: CR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CNMA20261007001

## Discrepancy

WXR FAIL ON SYS L AND R STATUS MSG WXR SYS

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