# SDR UIEA2017050200688

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2017
- Submitted: May 2, 2017
- Operation: Air carrier
- Aircraft: [N249BA](https://openairdocs.org/aircraft/N249BA), registered now
- Make and model: Boeing 747409
- Aircraft serial: 24309
- Aircraft time: 77,286 hours, 15,105 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Clamp
- Part number: 270T00042022
- Condition: Corroded
- Location: Lt Wing
- 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/UIEA2017050200688

## Discrepancy

FOUND FIVE CLAMPS AND ONE CHANNEL CORROSION ON LT WING STATION AREA. REFERENCE EI T2017P29M-954 REV 0 TO FABRICATE CHANNEL ON 270T0004-20227. IAW 20-51-01-912-008 REV 89, REPLACED CHANNEL. IAW 20-51-01-912-008 REV 89 REPLACED CLAMP AT LT WING STATION 360 AREA. CONDITION CHECK NORMAL.

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