# SDR IPXA2026022486878

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2026
- Submitted: March 6, 2026
- Operation: Air carrier
- Aircraft: [N427UP](https://openairdocs.org/aircraft/N427UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25458
- Aircraft time: 33,159 hours, 23,128 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 148N3710
- Condition: Delaminated
- Location: Zone 100
- 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/IPXA2026022486878

## Discrepancy

MAJOR REPAIR APU COMPT LH WALL INNER SKIN DELAMINATED IN AREA ABOVE THE OIL COOLER AIR EXIT DUCT.  PREPARED AREA AND FABRICATED REPAIR PARTS IAW B757-200PF SRM 51-70-10-2R-4.

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