# SDR EIAA20120403033

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2012
- Submitted: April 4, 2012
- Operation: Air carrier
- Aircraft: N489EV
- Make and model: Boeing 747230B
- Aircraft serial: 23393
- Aircraft time: 97,652 hours, 17,943 cycles
- System (JASC): [5414 · Nacelle/Pylon, Plate/Skin](https://openairdocs.org/jasc/5414)
- Part: Skin
- Condition: Damaged
- Location: Nr 4 Nacelle
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIAA20120403033

## Discrepancy

NR 4 PYLON RT BETWEEN FRAMES STA 248 AND 259, RT INTERNAL SKIN AT STIFFENER 2 TO 4 AND FRAMES HEAT DAMAGED.  REMOVED DAMAGE, FABBED REPAIR PARTS AND INSTALLED PER ECRA 489-54-025-2.

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