# SDR UIEA2011080600429

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2011
- Submitted: August 10, 2011
- Operation: Air carrier
- Aircraft: N355MC
- Make and model: Boeing 747341
- Aircraft serial: 23395
- Aircraft time: 75,339 hours, 14,707 cycles
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Skin
- Condition: Damaged
- Location: Thrust Reverser
- 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/UIEA2011080600429

## Discrepancy

DURING INSP, MX FOUND THE NR1 ENGINE LT THRUST REVERSER CORE COWL INNER SKIN DAMAGED/DELAMINATED.  REF FIG 1.  DISPOSITION IS TO REPAIR THE SIDEWALL DAMAGE ON THE THRUST REVERSER IAW AMM 78-31-01, AND REPLACEMENT OF THE THRUST REVERSER AT THE NEXT "A" CHECK.  CLASSIFIED AS MAJOR.

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