# SDR IPXA2026070694500

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2026
- Submitted: July 14, 2026
- Operation: Air carrier
- Aircraft: [N428UP](https://openairdocs.org/aircraft/N428UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25459
- Aircraft time: 33,368 hours, 22,897 cycles
- System (JASC): [5247 · Auxiliary Power Unit (APU) Doors](https://openairdocs.org/jasc/5247)
- Part: Skin
- Part number: 148N66606
- Condition: Gouged
- Location: Apu Door
- 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/IPXA2026070694500

## Discrepancy

RIGHT APU DOOR 316AR SKIN HAS A MULTIPLE GOUGE AT LWR/AFT CORNER APPROX BTW BS 1941 AND BS 1963.8,  INSTALLED FABRICATED PLATE (REPAIR DOUBLER) AT RT APU DOOR 316AR SKIN AT LWR AFT CORNER APPROX BTW BS 1941 AND BS 1963.8 IAW B757-200PF SRM 52-40-01-2R-5 FIGURE 201 AND SRM 51-40-02-0G-0.

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