# SDR IPXA2026101440497

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2026
- Submitted: October 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: 33,627 hours, 23,048 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: No Discrepancy
- Location: Zone 100
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026101440497

## Discrepancy

STRONG FUMES WHEN RUNNING RT PACK. RAN ENGINES AT POWER. NO ODOR NOTED IAW AMM 05-51-56.

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