# SDR 99ZZZX4558

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 9, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Valve
- Part number: 223902001
- Condition: Misrepaired
- Location: Fuel System
- Component: 223900011
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX4558

## Discrepancy

CHECK VALVE ASSEMBLY, AS RECEIVED BACK FROM THAI AIRWAYS INT'L LTD, HAD THE END OF THE VALVE EXPOXIED CLOSED RENDERING THE ASSY USELESS.

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