# SDR ASAA2018100826408

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2018
- Submitted: October 9, 2018
- Operation: Air carrier
- Aircraft: [N408AS](https://openairdocs.org/aircraft/N408AS), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 41732
- Aircraft time: 23,122 hours, 7,580 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Transceiver
- Part number: 8221710312
- Part serial: 40DGKV
- Condition: Failed
- Location: Weather Radar
- Part time: 21,383 hours, 6,207 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018100826408

## Discrepancy

WEATHER RADAR DOES NOT REPRESENT CORRECT INFORMATION BEYOND 40 NM RANGE. TILT APPEARS MISSET TOO LOW. SHOWS GROUND RETURN AT 1 DEGREE UP IN MANUAL SETTING. GROUNDED - YES. REMOVED/REPLACED WXR RECEIVER/TRANSMITTER REF AMM 34-43-41. OPS CHECK GOOD.

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