# SDR 9WGA2025061054502

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2025
- Submitted: June 10, 2025
- Operation: Air carrier
- Aircraft: [N545JN](https://openairdocs.org/aircraft/N545JN), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48545
- Aircraft time: 91,587 hours, 17,072 cycles
- Engine: Ge CF680C2D1F
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Case
- Condition: Corroded
- Location: Engine Fan
- 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/9WGA2025061054502

## Discrepancy

DURING HEAVY CHECKENGINE #1 FAN CASE (OUTSIDE) AREA AROUND OF THE OGV'S BOLTS AND NUTS WITH CORROSION.  CLEANED CORROSION, APPLIED ALODINE, & PRIMER IAW MD-11 SRM 51-21-01 ON #1 ENGINE FAN CASE BY OGV'S AREA.  THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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