# SDR 2012FA0000472

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 28, 2012
- Submitted: July 13, 2012
- Operation: General aviation
- Aircraft: [N900KR](https://openairdocs.org/aircraft/N900KR), registered now
- Make and model: Amd FALCON900
- Aircraft serial: 146
- Engine: Garrtt TFE7315BR
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Valve
- Part number: BA4BA1006
- Part serial: 3001
- Condition: Noisy
- Location: Fuel System
- Part time: 32 hours
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2012FA0000472

## Discrepancy

DURING TAKEOFF AND CRUISE, THE FUEL BOX VALVE MAKES AN UNUSUAL BUZZING NOISE WHICH CAN BE FELT IN THE CABIN.  FSA 900/28-00/01 ADDRESSES THIS ISSUE.  BEING THAT MFG IS UP TO A SERIES 1006 FROM THE 1002.  IT WOULD APPEAR THAT THE MFG IS STILL WORKING ON AN INHERENT DESIGN ISSUE.

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