# SDR DALA2017022701598

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2017
- Submitted: February 27, 2017
- Operation: Air carrier
- Aircraft: N669US
- Make and model: Boeing 747451
- Aircraft serial: 24224
- Aircraft time: 112,212 hours, 13,624 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Skin
- Condition: Delaminated
- Location: Lt Wing Te Flap
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2017022701598

## Discrepancy

LEFT WING INBD T/E FLAP AFT TOP SKIN FOUND WITH ONE AREA OF DELAMINATION APPROX 0.5 X 0.5 INCH.FROM T/E 9.5 INCHES AND FROM INBD 97 INCHES. REPAIRED THE DELAMINATED AREA ON LT WING INBD T/E FLAP AFT TOP SKIN IAW SRM 51-70-07 PARA. 5. A. (1) FIG. 5 REV. 98.

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