# SDR UIEA201000163

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2009
- Submitted: May 14, 2010
- Operation: Air carrier
- Aircraft: [N418MC](https://openairdocs.org/aircraft/N418MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 32840
- Aircraft time: 29,347 hours, 4,390 cycles
- Engine: Ge CF680
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Insulation
- Condition: Damaged
- Location: Nr 2 Nacelle
- 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/UIEA201000163

## Discrepancy

UPON REMOVAL OF THE NR 2 ENGINE FOR REPLACEMENT PURPOSES THE NR 2 STRUT LOWER WEB INSULATION BLANKET ("HEAT SHIELD") WAS FOUND DAMAGED WITH MISSING MATERIAL. "DISPOSITION WAS MADE TO PERFORM A TIME LIMITED REPAIR BY INSTALLING A REPAIR DOUBLER MADE FROM SS 301 1/4 H 0.016 IN OR EQUIVALENT."  EO 4454A082.

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