# SDR DXTA200601569

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2006
- Submitted: August 28, 2006
- Operation: Air carrier
- Aircraft: [N629QS](https://openairdocs.org/aircraft/N629QS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605306
- Aircraft time: 3,676 hours, 2,940 cycles
- System (JASC): [4950 · APU Bleed Air System](https://openairdocs.org/jasc/4950)
- Part: Control Valve
- Part number: 99140471
- Part serial: 0374D
- Condition: Inoperative
- Location: Apu
- Part time: 2,526 hours, 2,940 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: E
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200601569

## Discrepancy

DURING POWER UP ON TAKEOFF ROLL, BOTH CREW MEMBERS NOTICED A LOUD AIR FLOW FROM THE VENTS AND REJECTED TAKEOFF.  APU BLEED AIR FLOW CONTROL VALVE REPLACED + TESTED SERVICEABLE IAW C-560XL MM CH 36-12-00.

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