# SDR ASAA2019030428458

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2019
- Submitted: March 6, 2019
- Operation: Air carrier
- Aircraft: [N562AS](https://openairdocs.org/aircraft/N562AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35091
- Aircraft time: 47,523 hours, 14,156 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Drive Unit
- Part number: 6225135822
- Part serial: 414XR7
- Condition: Vibration
- Location: Weather Radar
- Part time: 13,520 hours, 4,504 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: J, E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019030428458

## Discrepancy

WITH WEATHER RADAR SELECTED ON, WXR FAIL MESSAGE DISPLAYS ON ND ALONG WITH A STRONG VIBRATION FELT IN FLIGHT DECK EMANATING FROM RADOME AREA. GROUNDED - YES. REF AMM 34-43-11, REMOVED/REPLACED WXR ANTENNA DRIVE UNIT. OPS NML REF AMM 34-43-00. THIS CLEARS MEL 34-15D.

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