# SDR AUS20011282

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2001
- Submitted: January 4, 2002
- Operation: General aviation
- Make and model: Boeing 737-4Q8
- Registry model: [Boeing 737-4Q8](https://openairdocs.org/model/boeing-737-4q8) (OpenAirDocs)
- Engine: Cfmint CFM563C
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Valve
- Part number: 5324
- Condition: Fod
- Location: Aircraft Fuel Di
- Component: Aircraft Fuel Di
- Stage of operation: CR
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AUS20011282

## Discrepancy

(AUS) FUEL SYSTEM NON-RETURN VALVE JAMMED OPEN BY FOD CAUSING A FUELIMBALANCE BETWEEN NO1 AND NO2 TANKS. INVESTIGATION FOUND APLASTIC BLANK WAS JAMMING THE VALVE OPEN. SUSPECT FOD WAS A BLANKING CAP FROM BOOST PUMP PRESSURE LINE. BOOST PUMP HAD BEEN REPLACED PRIOR TO RECEIPT BY VIRGIN BLUE. PERSONNEL/MAINTENANCE ERROR. FOD.

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