# SDR ASAA2023072644275

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 26, 2023
- Submitted: July 28, 2023
- Operation: Air carrier
- Aircraft: [N918AK](https://openairdocs.org/aircraft/N918AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44083
- Aircraft time: 8,267 hours, 2,506 cycles
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023072644275

## Discrepancy

"WX FAIL" MESSAGE ON PFD. OCCASIONAL OK, BUT MOSTLY WX FAIL WHEN ATTEMPTING TO USE IN VARIOUS MODES. GROUNDED - YES. ACCOMPLISHED WEATHER RADAR OPS CHECKPER AMM 34-41-00. OPS CHECK NORMALNO HISTORY FOR 30 DAYS.SEAMC PAT NOTIFIED.

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