# SDR UIEA2020031700484

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2020
- Submitted: March 17, 2020
- Operation: Air carrier
- Aircraft: [N415MC](https://openairdocs.org/aircraft/N415MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 32837
- Aircraft time: 69,453 hours, 11,922 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Skin
- Part number: 65B01970209C
- Part serial: 000611
- Condition: Corroded
- Location: Te Flap
- 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/UIEA2020031700484

## Discrepancy

CORROSION - SKIN, LOWER SURFACE OF L/H WING OUTBD AFT FLAP BETWEEN WBL 515 AND WBL 619.(<P>IAW AMM 27-51-06-004-001 REV. 97 AND AMM 27-51-06-004-008 REV. 97, REPLACED L/H WING OUTBD AFT FLAP. TRANSFER TO J/C NO 27-051-04-15, ADJUST L/H WING OUTBD AFT FLAP. CONDITION CHECK NORMAL.</P>)

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