# SDR AALA2019082099028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2019
- Submitted: August 20, 2019
- Operation: Air carrier
- Aircraft: [N800AN](https://openairdocs.org/aircraft/N800AN), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 40618
- Aircraft time: 17,639 hours, 2,683 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Processor
- Part number: 8222120102
- Condition: Dirty
- Location: Radar
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2019082099028

## Discrepancy

AIRCRAFT WAS GROUNDED: FLIGHT RETURNED TO ORD ON ACCOUNT OF DUAL RADAR FAILURE. EMERGENCY DECLARED. MAINTENANCE REPORTS FAULT CORRELATED TO MAINT MSGS 34-60122 AND 34-60121. REMOVED BOTH ISS PROCESSORS AND CLEANED FIBER OPTIC CONNECTIONS. REINSTALLED PROCESSORS. WX RADARS OPS CHECK GOOD.

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