# SDR DXTA200501026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2005
- Submitted: October 25, 2005
- Operation: Air carrier
- Aircraft: [N930QS](https://openairdocs.org/aircraft/N930QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500130
- Aircraft time: 4,544 hours, 2,890 cycles
- System (JASC): [2810 · Fuel Storage](https://openairdocs.org/jasc/2810)
- Part: Float Valve
- Part number: 99145051
- Part serial: 0566
- Condition: Leaking
- Location: Fuel Tank
- Part time: 4,544 hours, 2,890 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200501026

## Discrepancy

WING TANK OVERFILL "R" CAS MESSAGE ILLUMINATED INFLIGHT AND VENTED ABOUT 300LBS. OF FUEL IN ABOUT A MINUTE.  THE RIGHT TANK CONTINUED TO VENT FUEL INTERMITTENTLY DURING DESCENT AND STILL VENTED FUEL WITH 2900LBS. - TROUBLESHOT SYSTEM, DEFUELED A/C AND FOUND (1) TWISTED O-RING IN CENTER WING FLOAT VALVE LINE. REPLACED ALL O-RINGS ON LINE WITH NEW P/N MS29513-214. REMOVED AND REPLACED CENTER WING FLOAT VALVE WITH NEW. OPS CHECKS AND LEAK CHECKS GOOD. WORK DONE PER CE750 M/M 28-10-04.

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