# SDR UIEA200700281

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2007
- Submitted: July 26, 2007
- Operation: Air carrier
- Aircraft: N537MC
- Make and model: Boeing 747271C
- Aircraft serial: 22403
- Aircraft time: 97,429 hours, 19,113 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Skin
- Condition: Punctured
- 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/UIEA200700281

## Discrepancy

3 SMALL PUNCTURES IN UPPER SURFACE OF LEFT INBOARD MID FLAP.  CAUSED BY DROPPED TOOL.  CLEANED AREA OF DAMAGE PREPPED AREA FOR REPAIRS IAW 747 SRM 51-40-12 REPAIRS 4C AND 4D.  APPLIED CONDUCTIVE COATING IAW 747AMM 51-24-03 PRIMED AND TOP COATED IAW AMM 51-24-03.

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