# SDR COZA20200411130

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2020
- Submitted: April 12, 2020
- Operation: Air carrier
- Aircraft: [N733KA](https://openairdocs.org/aircraft/N733KA), registered now
- Make and model: Boeing 737-86N
- Registry model: [Boeing 737-86N](https://openairdocs.org/model/boeing-737-86n) (OpenAirDocs)
- Aircraft serial: 28643
- Aircraft time: 47,202 hours, 29,180 cycles
- System (JASC): [2824 · Fuel Transfer Valve](https://openairdocs.org/jasc/2824)
- Part: Valve
- Part number: 125334D1
- Part serial: T90204
- Condition: Leaking
- Location: Fuel System
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COZA20200411130

## Discrepancy

THE WING FUEL TANKS BECAME IMBALANCED BY 800 LBS. AFTER THE CENTER FUEL TANK WAS EMPTIED.  THE FUEL CROSSFEED VALVE WAS DETERMINED TO BE LEAKING.  REPLACED THE FUEL CROSSFEED VALVE WITH NO FURTHER INDICATIONS OF FUEL LEAKAGE.

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