# SDR 3EJA835JS071125

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2025
- Submitted: July 17, 2025
- Operation: Air carrier
- Aircraft: [N835JS](https://openairdocs.org/aircraft/N835JS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605813
- Aircraft time: 8,210 hours, 5,124 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Leaking
- Location: Apu
- Part time: 3,883 hours, 6,789 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/3EJA835JS071125

## Discrepancy

CLIMBING THROUGH 6000FT WE NOTICED SMOKE IN THE CABIN WITH A DISTINCTIVE BURNING SMELL. APU REMOVED AND SENT OFF FOR REPAIR COMPRESSOR SEAL.

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