# SDR DXTA2022112374630

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 2022
- Submitted: November 23, 2022
- Operation: Air carrier
- Aircraft: [N686QS](https://openairdocs.org/aircraft/N686QS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605661
- Aircraft time: 13,788 hours, 10,682 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 38007221
- Part serial: P261
- Condition: Smoke
- Location: Zone 100
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2022112374630

## Discrepancy

COCKPIT FILLS WITH THICK SMOKE, APU ON, BLEED ON NORMAL. REMOVED AND REPLACED THE APU IAW AMM 49-10-00

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