# SDR 2006UALA00075

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2006
- Submitted: January 24, 2006
- Operation: Air carrier
- Aircraft: [N828UA](https://openairdocs.org/aircraft/N828UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1031
- Aircraft time: 22,311 hours, 8,659 cycles
- Engine: Iae V2522A5
- System (JASC): [2824 · Fuel Transfer Valve](https://openairdocs.org/jasc/2824)
- Part: Fuel Sys
- Condition: Malfunctioned
- Location: Transfer Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2006UALA00075

## Discrepancy

UNWANTED FUEL TRANSFER IN FLIGHT FROM LEFT MAIN TO CENTER TANK.  ACCOMPLISHED FAULT ISOLATION PROCEDURE PER MM 28-12-00-818-801 AND RESULTS WERE *NO FAULTS FOUND*.  ACCOMPLISHED VISUAL STATIC CHECK OF CENTER FUEL TANK RESULTING IN -NO DEFECTS-.  TRANSFERED APPROXIMATELY 2000 LBS OF FUEL INTO CENTER TANK AND VERIFIED DRIPSTICK READINGS IN RELATION TO FUEL INDICATIONS RESULTING IN -DRIPSTICK READINGS AND FUEL QUANTITY INDICATIONS CORRECT-.  ENGINEERING WILL CONTINUE TO MONITOR AND TO DATE NO ISSUES REGARDING UNWANTED FUEL TRANSFER.

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