# SDR ASAA2022091539981

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2022
- Submitted: September 19, 2022
- Operation: Air carrier
- Aircraft: [N483AS](https://openairdocs.org/aircraft/N483AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36350
- Aircraft time: 26,077 hours, 8,198 cycles
- System (JASC): [3440 · Independent Position Determining System](https://openairdocs.org/jasc/3440)
- Part: Radar
- Part number: UNKNOWN
- Condition: False Indication
- Location: Unknown
- Stage of operation: NR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022091539981

## Discrepancy

FO RADAR IN WXTT WOULD PAINT NON EXISTENT RETURNS THAT WOULD SHOW AS RADAR VERTICAL STRIPES ON RADAR. CPT'S WORKED FINE. GROUNDED - YES. ACCOMPLISHED WEATHER RADAR SYSTEM OPERATIONAL TEST. TEST PASS. ALL OPS NML. REF B737-900 AMM 34-43-00.

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