# SDR SWAA2019081936014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2019
- Submitted: September 30, 2019
- Operation: Air carrier
- Aircraft: [N936WN](https://openairdocs.org/aircraft/N936WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36643
- Aircraft time: 35,403 hours, 21,265 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Shutoff Valve
- Part number: 2670136
- Part serial: 18860
- Condition: Faulted
- Location: Rt Wing Fuel
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2019081936014

## Discrepancy

FUEL FROM RIGHT MAIN TANK TRANSFERRED INTO CENTER TANK (CENTER PUMPS OFF, CROSSFEED CLOSED), 1600 LBS. IMBALANCE - RIGHT MAIN LOW, 1600 IN CENTER TANK. ABLE TO BURN DOWN CENTER TANK WITH PUMPS IN BUT WITH CENTER PUMPS OFF, RH MAINS OFF, CROSSFEED OPEN, FUEL STILL  TRANSFERS FROM RIGHT MAIN INTO CENTER TANK.  R&R NR 2 FUELING SHUT OFF VALVE PER AMM.

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