# SDR ASAA2020110833522

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2020
- Submitted: November 11, 2020
- Operation: Air carrier
- Aircraft: [N403AS](https://openairdocs.org/aircraft/N403AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41730
- Aircraft time: 30,352 hours, 9,823 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Warning Message
- Condition: False Indication
- Location: Weather Radar
- Stage of operation: NR
- 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/ASAA2020110833522

## Discrepancy

FO WX RADAR DISPLAYS "WXR RANGE DISAGREE" AT ALL SELECTED RANGES.  GROUNDED-YES.  VERIFY DEFECT CYCLED WXR POWER, ACCOMPLISHED B737-900 FIM 34-43 TASK 801 AND 811.  WEATHER RADAR OPERATIONS CHECK NORMAL AT THIS TIME, NO FAULTS FOUND.

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