# SDR 9WGA2025042854601

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2025
- Submitted: January 9, 2026
- Operation: Air carrier
- Aircraft: [N546JN](https://openairdocs.org/aircraft/N546JN), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48546
- Aircraft time: 82,975 hours, 14,974 cycles
- Engine: Ge CF680C2D1F
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Ring
- Condition: Corroded
- Location: Zone 400
- Stage of operation: IN
- 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/9WGA2025042854601

## Discrepancy

NR# 286 - DURING HEAVY MAINTNENANCE #2 ENGINE L/E OF CONTAINMENT RING HAS CORROSION AROUND BOTTOM HALF.  ACCOMPLISHED WITH ENGINE REMOVED AND REPLACEMENT IAW MD-11 T/C:  MS-71-00-03-00-00-01-WG, SEQ, W/O#15700 AND AMM 71-00-03-000-801.  THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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