# SDR CALA2025101610164

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2025
- Submitted: October 16, 2025
- Operation: Air carrier
- Aircraft: [N57868](https://openairdocs.org/aircraft/N57868), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32590
- Aircraft time: 68,402 hours, 21,046 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: NR
- 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/CALA2025101610164

## Discrepancy

OIL SMELL COMING FROM PACKS WHILE USING APU AS BLEED SOURCE ACCOMPLISHED HIGH POWER ENGINE RUN IAW AMM 21-00-00 NO "OIL SMELL" NOTED. ALSO VERIFIED PROPER SERVICE OF ENGINES, APU AND HY SYSTEMS PER FIM 21-00-00/301.

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