# SDR AALA201912169047

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2019
- Submitted: December 16, 2019
- Operation: Air carrier
- Aircraft: [N784AN](https://openairdocs.org/aircraft/N784AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29588
- Aircraft time: 79,850 hours, 9,626 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Line
- Condition: Cracked
- Location: Hyd System
- Stage of operation: IN
- How discovered: O
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201912169047

## Discrepancy

AIRCRAFT WAS GROUNDED: MAINTENANCE REPORTS STATUS MESSAGE HYD QTY LOW SYSTEM CENTER. FOUND CTR HYD LINE AT BRAKE 9 CRAKED. REPLACED LINE REPAIR ACCOMPLISHED IAW AFMM 20-17-3A.

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