# SDR ASAA2022112540936

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2022
- Submitted: November 28, 2022
- Operation: Air carrier
- Aircraft: [N579AS](https://openairdocs.org/aircraft/N579AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35187
- Aircraft time: 56,824 hours, 16,664 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Warning Message
- Condition: False Activation
- Location: Wx Radar Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022112540936

## Discrepancy

PWS FAIL MSG ON ND FROM ROTATION UNTIL APPROXIMATELY 2,000 FEET BEFORE EXTINGUISHING. GROUNDED - YES. PERFORM PWS B737-800 FIM 34-43 TASK 815. WEATHER RADAR SYSTEM BITE PROCEDURE TEST PASSED.

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