# SDR DXTA2014072805834

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2014
- Submitted: August 4, 2014
- Operation: Air carrier
- Aircraft: N609QS
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605522
- Aircraft time: 8,760 hours, 6,820 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Part number: 38007221
- Part serial: P612
- Condition: Odor
- Location: Apu Bay
- Part time: 3,661 hours, 6,610 cycles
- Stage of operation: TX
- 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/DXTA2014072805834

## Discrepancy

SMOKE WAS COMING INTO COCKPIT, WITH APU RUNNING, BLEED AIR ON OR OFF AND WITH ENGINE RUNNING.   REMOVED AND REPLACED APU IAW MM 49-10-00. OPS AND LEAK CHECKED GOOD.

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