# SDR ASAA2021042434671

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2021
- Submitted: April 27, 2021
- Operation: Air carrier
- Aircraft: [N519AS](https://openairdocs.org/aircraft/N519AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36482
- Aircraft time: 44,445 hours, 13,133 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Transceiver
- Part number: 8221710312
- Part serial: 40DGKY
- Condition: Faulted
- Location: Wx Radar Sys
- Part time: 19,657 hours, 8,277 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021042434671

## Discrepancy

F/O SIDE WEATHER RADAR APPEARS TO POINT DOWN EXCESSIVELY SHOWING EXTREME GROUND CLUTTER, WHEN IN AUTO MODE. GROUNDED - YES. ACCOMPLISHED WXR BITE REF B737-800 FIM 34-43 TASK 801. UNABLE TO DUPLICATE DEFECT. PRECAUTIONARY REPLACED WXR TRANSCEIVER REF B737-800 AMM 34-43-41. OPS NORMAL.

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