# SDR ASAA2016120218916

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 2, 2016
- Submitted: December 5, 2016
- Operation: Air carrier
- Aircraft: [N564AS](https://openairdocs.org/aircraft/N564AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35103
- Aircraft time: 38,539 hours, 11,766 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Transceiver
- Part number: 8221710002
- Part serial: 40DG98
- Condition: Failed
- Location: Wx Radar Sys
- Part time: 14,394 hours, 4,266 cycles
- Stage of operation: CR
- 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/ASAA2016120218916

## Discrepancy

RADAR HAS BEEN GIVING FALSE RETURNS AT FL390, 10 AND 2 OCLOCK POSITION AT ABOUT 5 MILES CONSISTENTLY COMES AND GOES.  ACFT GROUNDED. REMOVED AND REPLACED THE RADAR TRANSCEIVER IAW AMM 34-43-41. OPS CHECKED GOOD.

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